TABLE OF CONTENTS Produced by the Science/AAAS Custom Publishing Office Message From The Director Contents 1 Message From The Director 2 Editorial News Reports 2....Introducing CBMS: Leading Medical Research and Education for 20 Years 3....Insights from the Director: Making Grand Visions a Reality 4....State Key Discipline: At the Front Line of Immunology 5....Cultivating New State Key Disciplines: Modernizing Basic Medical Sciences 6 Academic Excellence 6....Faculty Profiles 10....Innovation in Education: Training Physician-Scientists 11....International Talents: Fostering a Global Reach © 2013 by The American Association for the Advancement of Science. All rights reserved. 6 December 2013 12 Disciplinary Clusters This booklet was produced by the Science/AAAS Custom Publishing Office and sponsored by the College of Basic Medical Sciences, Third Military Medical University, PLA, China. Materials that appear in this booklet were commissioned, edited, and published by the Science/AAAS Custom Publishing Office and were not reviewed or assessed by the Science Editorial staff. All images provided by CBMS except where indicated. Editors: Tianna Hicklin, Ph.D., Sean Sanders, Ph.D.; Guest Editor: Xiaoyun Sun, Ph.D.; Editorial News Reports Writer: Wayne Peng, Ph.D.; Proofreader/ Copyeditor: Yuse Lajiminmuhip; Designer: Amy Hardcastle 10 Editorial News Reports ABOUT THE COVER: The Basic Medical Sciences Building at CBMS is over 50 years old and houses classrooms, laboratories, and office space. 12....Organizational Chart AAAS is here – promoting universal science literacy. In 1985, AAAS founded Project 2061 with the goal of helping all Americans become literate in science, mathematics, and technology. With its landmark publications Science for All Americans and Benchmarks for Science Literacy, Project 2061 set out recommendations for what all students should know and be able to do in science, mathematics, and technology by the time they graduate from high school. Today, many of the state standards in the United States have drawn their content from Project 2061. As a AAAS member, your dues help support Project 2061 as it works to improve science education. If you are not yet a member, join us. Together we can make a difference. To learn more, visit aaas.org/plusyou/project2061 This booklet, produced by Science/AAAS and sponsored by the College of Basic Medical Sciences (CBMS) of the Third Military Medical University (TMMU), PLA in China, highlights the 20-year history of the college’s scientific and educational development. To provide the international scientific community with a clear and comprehensive overview of these accomplishments and plans for the future, this booklet takes a collective look at CBMS’ research plans and priorities, educational innovations, and “International Talents” program that has been set up to attract researchers from around the world to help solve some of our most serious global health issues. Ensuring the safety and security of human health is a critical issue impacting the global community and a top priority for CBMS. A newly published report from the World Health Organization entitled “Global Health Risks” indicates that turning our current medical interventions into effective and well-grounded treatments for the global community will take a concerted effort from many different countries around the world. Among them, China, as the largest developing nation, must play a vital role. The Chinese government is now implementing a national strategy to support innovations in medical science and technology. Over the past 20 years, Chinese investment in medical sciences has been nearly doubling every five years. As an important research- and teaching-oriented center of TMMU and a National Key University in China, CBMS is dedicated to pursuing research in the basic medical and life sciences, to developing new innovations in medical education, and to attracting and cultivating talent from around the world. After more than two decades of progress, CBMS is now among the top basic medical science colleges in China. CBMS is committed to promoting international collaborations and exchanging ideas with researchers from around the world. To that end, we intend to establish an internationally educated team of faculty, to educate our students using internationally recognized standards, and to establish collaborative research projects with scientists and clinicians at institutions overseas. We are dedicated to developing scientific exchanges with researchers from other countries, establishing systems to jointly train young scientists, including undergraduates and graduates. Our research facilities are open to the international science community, and we welcome research collaborations between our scientists and researchers abroad as well as with clinicians who are focused on bench-to-bedside research and professionals working in the technology transfer industry. I want to thank Science/AAAS and my colleagues for their efforts in putting together this project, which has enabled the timely publication of this booklet. Yuzhang Wu Director, CBMS 1 EDITORIAL NEWS REPORT Produced by the Science/AAAS Custom Publishing Office Introducing CBMS: Leading Medical Research and Education for 20 Years Chongqing, one of the four municipalities directly under the central government, is famous for three millennia of rich culture and history in the fertile valley in southwestern China and has a population of more than 30 million people. It is also home to the highly regarded Third Military Medical University (TMMU) and the College of Basic Medical Sciences (CBMS). Over the past 20 years, CBMS has become known for its groundbreaking basic research and innovative medical education. Founded in 1992, CBMS has morphed from a simple teaching unit into a powerhouse of medical research and scientific training. In 2011, when Yuzhang Wu became the director of CBMS, the institution began another transformation, through which “research-based education” would become a cornerstone of the institution’s mission. Growing Basic Research Shortly after its foundation, CBMS received one of the first research grants awarded by the National Natural Science Foundation of China (NSFC). Since then, its researchers have secured more and more competitive research grants year after year. This year alone, CBMS has received nearly 40 million yuan (US$6.5 million) in funding from the central and local governments. A significant portion of the funding growth is specific to immunology research, Wu’s area of expertise. CBMS’ Institute of Immunology is a designated State Key Discipline (SKD) and receives direct support from the central government. The institute also serves as the immunology command center for the People’s Liberation Army of China (PLA), providing strategic support and advice. Other areas of research showing significant expansion include the Department of Anatomy and the Department of Histology and Embryology, which are both part of the Ministry of Education’s Cultivating State Key Discipline Program, aiming to develop more SKDs in top research centers throughout the country. Researchers in these departments study cutting-edge topics in developmental biology, such as brain cell development, vascular biology, and stem cells. One aspect these departments all have in common is teamwork. 2 “Chinese culture stresses working in union toward a common goal,” explains Wu, who is leveraging this unique strength of Chinese researchers to stimulate networking, collaboration, and project coordination. Already the institution’s collaborative efforts, combined with ample funding, have resulted in high-quality publications. “During 2012 alone, CBMS researchers published more than 100 papers in international journals and 15 papers in journals with an impact factor of five or higher,” explains Wu. “This is a gigantic leap in research output compared with 15 years ago, when CBMS researchers only published one immunology paper the entire year.” Patent applications have also risen rapidly since CBMS was granted its first patent in 2000, with nearly 20 applications under consideration in the first half of 2013. Going forward, CBMS plans to develop a world-class faculty by recruiting young talent and by building interdisciplinary research projects with Chinese scientists and international partners. “Our goal in the future is to increase our research competitiveness—both within China and on the global stage,” says Jijian Zhang, associate director of research at CBMS. Revolutionizing Education A pivotal force of research competitiveness is the graduate students, and Wu has tasked the institution with providing a “research-based education.” Wu has implemented a number of programs to boost students’ research skills and critical thinking ability, including journal clubs and interdisciplinary co-mentorships. CBMS is also introducing innovative teaching strategies into the rigid medical education system. “In addition to the textbook knowledge required for board exams, we encourage critical thinking from our undergraduate students,” says Wengang Xiao, associate director of education at CBMS. Wu and Xiao have introduced materials from scientific journals, rigorous debates and discussions, and presentation practices into the classroom. “We ask students to challenge authority, both teachers and textbooks, when it comes to science,” says Wu. Also bringing in new ideas are the many young professors joining the faculty who have received their training overseas. “Ninety percent of the current faculty have either acquired their Ph.D. or done their postdoctoral research abroad,” says Wu. Moreover, there are currently 28 adjunct professors located internationally who regularly visit CBMS to teach and to advise on research directions. Over the last 20 years, CBMS has developed into a respected, global medical research institution. With its state-of-the-art research facilities, internationally minded faculty, and revamped educational system, CBMS is poised to solve critical problems in medicine and become one of the top basic medicine and biomedicine research centers in China. Insights from the Director: Making Grand Visions a Reality The director of CBMS has grand visions for the institute. As a trained immunologist and a pioneer of epitope-based rational vaccine design, Yuzhang Wu has had a successful research career. He is a winner of the National Outstanding Youth Science Fund and a designated Changjiang Scholar Distinguished Professor for the Chinese Ministry of Education, one of the most prestigious distinctions for Chinese scholars. When he became the director of CBMS in 2011, he immediately saw opportunities to make an impact in three areas: creating an internationally trained faculty, boosting translational research, and revamping pedagogical strategies. rations. “Integrating with industry will help us commercialize our research findings,” he says. “Although this has been more difficult than forming academic collaborations, we are getting there.” His goal is to reduce the reliance on central government funding and to build a clinically oriented biotechnology base in China. Innovative Education Strategies Ultimately, education is the key to producing top-notch researchers, clinicians, and biotechnology leaders, which is why Wu so strongly values education reform. Traditional medical education in China has failed to deliver translationally focused scientists and clinicians. Wu’s reform begins Faculty Training Yuzhang Wu at the undergraduate level, Previous to Wu’s leadership, with the goal of changing the CBMS faculty did not follow an international model for research and education. Therefore, focus of education from simple memorization toward critical thinking and understanding. Wu has already implemented a number of classWu began recruiting young researchers from overseas who were room strategies to help achieve this goal (see Innovation in Education, “highly motivated and eager to embark on new research directions.” page 10). Wu explains that they “have recruited several junior investigators In his view, the gap between graduate training in China and in the who have a strong work ethic as well as extensive international conWest is even wider than that of undergraduate education. Many nections, which has been raising the level of education and research graduate students in China have simply become technicians who run significantly.” Because these new generations of faculty are still early in their careers, repetitive experiments, rather than scientists in training. His graduate education reform aims to change this by implementing new stratWu has begun to coach them on how to think strategically and focus egies. Within the new paradigm, graduate students will be expected more broadly in their field. “Many of these talented young investigators to independently identify important questions in their field of interhave spent years studying a small part of a larger problem,” he explains. “They’re still learning how to navigate the big picture and how to est and then address these questions using logical reasoning and up-to-date information from the scientific literature rather than from strategically compete with others.” These skills are even more critical in textbooks. China where research competition is fierce and pressure for fast success Wu believes that a shortage of research-focused educators contribis high. utes to the lack of this type of education, highlighting the need for better teacher training to raise the standard of education. He encourages Interdisciplinary Collaboration and Translational CBMS faculty to not only focus on writing scientific research papers but Research also to develop teaching strategies and publish their experiences in edOne advantage of CBMS being located in Chongqing is that the culture ucation-oriented journals. is known for friendliness and cooperation, which makes it easier for reIn his first two years, Wu has made great strides in steering CBMS searchers to form collaborations and interdisciplinary projects. To further facilitate this, Wu has taken full advantage of the three large hospitals toward becoming an international center with a talented faculty, robust research output, and world-class scientific training. Already, CBMS has affiliated with CBMS and implemented a co-mentorship program and a “clinical-basic research salon.” He hopes these programs will facilitate moved into a stronger position and is producing quality clinical research. strong translational-research collaborations between the faculty and the Wu believes the institution’s future is bright, but that fully realizing his dreams will only be made possible by the diligent work of everyone at hospital’s clinical staff. Eventually, Wu dreams of incorporating industry into these collabo- CBMS. 3 EDITORIAL NEWS REPORT Produced by the Science/AAAS Custom Publishing Office State Key Discipline: At the Front Line of Immunology The Institute of Immunology at CBMS leads basic and applied immunology research for the armed forces of China; more importantly, it is designated a State Key Discipline (SKD) and is therefore eligible to receive direct government The Institute of funding. Scientists at the institute focus Immunology on advancing cutting-edge topics—from understanding the mechanisms underlying early immune responses to developing new vaccines. Understanding and Harnessing Immune System Responses The body’s immune response is a complex process. The Institute of Immunology has brought together scientists with a broad range of backgrounds to investigate mechanistic questions about the immune system and to find ways of harnessing the body’s immune responses for clinical benefit. Zhiren After years spearheading the T cell vaccine developZhang ment efforts at CBMS, Ying Wan, a principle investigator at the institute, has shifted his attention to dendritic cells and the role microRNAs play in immune response initiation. “We collaborate with research teams at Duke University and the University of California at Berkeley on these interesting topics, providing state-of-the-art reYing search equipment,” says Wan. Wan Zhiren Zhang, associate head of the institute, began studying inflammation at the Universität Tübingen in Germany. He moved his lab to the Institute of Immunology in 2011 because the “funding situation is better right now at CBMS than in Germany,” explains Zhang. At the institute, his group investigates molecular targets for suppressing excess inflammation. To fully understand how the immune system fights microbial infection, Wei Liu, principle investigator, uses X-ray crystallography to obtain detailed structural inforGuohong mation of the key protein players in an effort to dissect Deng the molecular mechanisms of innate immunity. Prior to joining the institute in 2011, Liu, who has a background in biochemistry, spent nearly a decade at the Karolinska Institute in Sweden studying structural biology. Combating Disease One of the most serious chronic infections in China is hepatitis B. “It is estimated that a third of the world’s chronic hepatitis B cases are in China,” says Guohong Deng, principle investigator, whose lab investigates how a patient’s genetic background affects the T cell response to the hepatitis B virus (HBV). Meanwhile, Guilian Xu, a principle investigator also studying virus-host genome interactions, works toward revising the conventional theory that the complement system only acts on innate immunity. Based on genetic evidence, she argues 4 Guilian Xu Bing Ni that the system also participates in adaptive immune responses, especially when certain viral infections, such as HBV, are present. Epigenetic mechanisms also play a role in the immune response to HBV infection, and are the focus of Associate Head Bing Ni’s research. After Ni graduated from the Xinyuan Third Military Medical University, he attended the UniZhou versity of Toronto for his postdoctoral training; however, he decided to come back to CBMS because there are abundant resources for studying “the three most clinically important immunology problems: infection, cancer, and autoimmunity,” Ni explains. His research focuses on epigenetic changes, such as histone modifications, in Yongwen regulatory T cells. Chen Understanding immune responses to other pathogens is important to many CBMS researchers. Principle Investigator Xinyuan Zhou, for example, investigates the mechanism of T cell memory using established infection models—lymphocytic choriomeningitis and Listeria infections. “We are looking at ways to enhance T cell memory for treating chronic infection,” says Zhou. Complementing Zhou’s work, another principle investigator, Yongwen Chen, who did his postdoctoral research at Sweden’s Karolinska Institute, is looking at the role of natural killer cells and macrophages in resolving chronic HBV infection. Advancing Vaccine Development Yuzhang Wu, director of CBMS and head of the Institute of Immunology, is a pioneer in epitope-based rational vaccine design—stimulating the desired immune response using synthesized peptides that present the “optimal” antigenicity. Under his leadership, the institute has attracted some of the best minds to research and Li has developed prophylactic and therapeutic vaccines for Wang critical diseases in China. One such researcher is Li Wang, associate head of the institute. She is looking for ways to modulate specific T cell responses to treat diseases and is “developing therapeutic vaccines for various cancers,” she explains. Wang is trying to attenuate autoreactive T cells in type 1 Wei diabetes in the hopes of slowing down the destruction of Liu insulin-producing cells in the pancreas. Successful vaccine development also involves understanding how existing vaccines work. Lilin Ye, principle investigator and an expert on immunological responses to vaccines and viral infection, designs new and improved versions of old vaccines. His group’s latest work is focused on developing “mucosal vaccines and therapeutic antibodies against important diseases, such as hepatitis B and avian influenza,” Ye says. As a well-funded SKD, the Institute of Immunology has enlisted an interdisciplinary team of talented scientists to begin unraveling how the immune system works and to develop ways to design the most effective therapeutics. Given the progress the institute has made thus far, many more avenues for developing vaccines and combating chronic diseases will surely emerge in the future. Cultivating New State Key Disciplines: Modernizing Basic Medical Sciences Dajun Ying Chuhong Zhu Wenqing Cai At TMMU, the faculty of CBMS is responsible for the university’s basic medical education, which begins with anatomy and histology lessons. However, CBMS educators go beyond textbook lessons and incorporate their own research into classroom learning. Some of the noteworthy projects being used for medical education at CBMS include the world’s second virtual human project, blood vessel engineering, and nervous system development research. As a result of this high-quality research, the Department of Anatomy and the Department of Histology and Embryology are poised to become the next State Key Disciplines at CBMS. Chinese Virtual Human Project Lan Xiao Xiaotang Fan hemodynamics in endothelial cell biology and capillary physiology. Ying then began using molecular biology to understand the signal transduction pathways underlying the action of hemodynamic forces. Currently, he is involved in application-oriented projects such as stem cell-based tissue engineering. Ying’s innovative attitude has inspired the next generation of scientists, including Chuhong Zhu, head of the Department of Anatomy. Continuing his work from a stint in the University of Minnesota, Zhu engineers artificial cardiovascular tissue using new biomaterials and stem cells. He is constructing tissue-engineered small-diameter blood vessels from captured endothelial progenitor cells in vivo, which enables endothelization of tissue-engineered blood vessels. Zhu is committed to producing these blood vessels for clinical applications. He also investigates neural regulation of blood vessel physiology and development. CBMS is a leader in the creation of digital human atlases. In the late 1990s, Shaoxiang Zhang, vice president of TMMU and former director of CBMS, led the team of surgeons and computer scientists who developed the Chinese Virtual Human Project (CVHP). Neural Development “CVHP is the largest virtual human dataset Developmental biology is also a strong focus at in the world,” Zhang says. Although released a CBMS. Professor Emeritus Wenqing Cai was few years after the U.S. Virtual Human Project Shaoxiang Zhang one of the pioneers who introduced immunohis(VHP), CVHP has a number of notable advantochemistry methods to China in the 1980s. She has trained many scientages. CVHP was made using 0.1 mm slices, compared with the 1 mm tists at CBMS who are now leaders in developmental biology. slices used for VHP, Zhang explains, “making the CVHP data of much One such person is Lan Xiao, head of the Department of Histology and higher resolution.” Additionally, the imaging resolution of each slice is Embryology, who studied development neurobiology and neuropsychiaalso higher than that of VHP. try as a postdoctoral fellow at the University of Saskatchewan, Canada. “Right now, the utilization rate of CVHP is on par with that of VHP,” “We are especially interested in the development of oligodendrocytes, says Zhang. Virtual human databases are very useful for medical eduthe myelin forming cells in the central nervous system,” says Xiao, “becation, and CVHP is now being licensed by many medical schools in China and abroad. Moreover, the CVHP data is extremely valuable for cause we have found from animal models that oligodendroglia dysfunction or demyelination may be involved in the pathogenesis of psychiatric education and applications in Asia, since there are a number of notable disorders like schizophrenia.” anatomical differences between the Chinese/Asian CVHP body and the Other researchers in the department are looking for therapeutic Caucasian body used in VHP. agents to correct neurodevelopmental defects. Xiaotang Fan, a prinFor future applications of CVHP, Zhang explains, they are looking at ciple investigator in the same department, is particularly interested in using the dataset in conjunction “with 3-D printing technology to create nuclear receptors as therapeutic targets. “The key to successfully apartificial human organs for transplantation.” plying developmental biology for therapeutic application in neurology Blood Vessel Engineering is to pinpoint tissue and temporal specificities of potential therapeutic Anatomical and histological research at CBMS has also brought about targets,” explains Fan, “because the time window for therapeutic interinnovative discoveries in blood vessel engineering. Dajun Ying, profesvention is quite narrow for neurodevelopment defects.” sor emeritus, has been studying blood vessels in the human head since Taken together, these research projects have not only advanced the the 1980s. His early work, as a graduate student at TMMU, focused on medical education at CBMS, but are also supporting the Department of mapping the capillaries that feed the brain, head, and facial tissues. After Anatomy and the Department of Histology and Embryology in their quest moving into the field of biomechanics, he began working on the role of to become State Key Disciplines. 5 ACADEMIC EXCELLENCE Produced by the Science/AAAS Custom Publishing Office FACULTY PROFILES Tech Research and Development Program, and has published more than 150 scientific articles, including 34 science citation index (SCI) papers. XIANCAI RAO HEAD, DEPARTMENT OF MICROBIOLOGY FUSHENG HUANG PROFESSOR, DEPARTMENT OF PATHOGENIC BIOLOGY Professor Fusheng Huang is a member of the Chinese Insect Society Council, China Animal Society, and Army Infectious and Parasitic Professional Committee. Huang’s research currently focuses on the relationship between mosquitos and the malaria parasite. BeFusheng Huang cause the effectiveness of current methods for controlling malaria have been diminishing and there has been a lack of new drugs, insecticide replacements, and effective vaccines, Huang is developing new strategies to control the spread of malaria by attempting to interrupt parasite transmission from the mosquito vector. Huang’s team is investigating the mechanisms underlying the mosquito’s own defenses against the Plasmodium parasite and innate immune function, with the ultimate goal of laying a foundation for finding transmission-blocking vaccines or creating a transgenic mosquito that is immune to infection. Huang has authored more than 80 published papers and has been awarded the Third Prize of National Science and Technology Progress Award once, the Second Prize of Military Science and Technology Progress five times, and the Second Award of Chongqing Municipal Science and Technology Progress once. WENYUE XU HEAD, DEPARTMENT OF PATHOGENIC BIOLOGY Professor Wenyue Xu’s research focuses on malaria and the mechanisms underlying the protective immunity induced by administering attenuated sporozoites and whole-killed blood-stage malaria vaccines as well as on identifying the genes responsible for the difWenyue Xu ferent virulence phenotypes of malaria parasites. Researchers have tried to develop efficacious malaria subunit vaccines over the past 50 years to no avail. Instead, irradiated or genetically attenuated sporozoites and whole-killed blood-stage vaccines are regarded as the most efficient malaria vaccines; however, 6 the mechanisms underlying how these vaccines work is still largely unknown. Recently, Xu and his fellow researchers discovered an essential role for the complement in the induction of optimal malaria-specific CD4+ T cell responses induced by whole-killed blood-stage vaccines. Xu’s group also provided the first evidence that sporozoite-induced Toll-like receptor 2 (TLR2) activation could significantly suppress the pre-erythrocytic stage of infection. The team now plans to investigate TLR2’s role in the regulation of the protective immunity induced by genetically attenuated sporozoites. In addition, Xu’s group focuses on identifying the genes responsible for the different virulence phenotypes of malaria parasites. His team has worked in collaboration with Xin-zhuan Su, chief of the malaria functional genomics section at the U.S. National Institute of Allergy and Infectious Diseases, to construct a high-resolution linkage map for Plasmodium yoelii and has identified a major locus linked to the virulence phenotype of P. yoelii. This group is now investigating the genes involved in a specific complication, cerebral malaria, sometimes seen in individuals infected with the parasite. FUQUAN HU PROFESSOR, DEPARTMENT OF MICROBIOLOGY Professor Fuquan Hu studies the genomics and genetics of the most abundant organisms on earth, bacteriophages. Bacteriophages have co-evolved with phages and host bacteria and are candidates for treating bacterial infections, especially multi-resistant bacteria. HowFuquan Hu ever, the use of bacteriophages as antibacterials is limited by the narrow range of hosts with which they can interact. Hu and his team are dissecting a number of different phage genomes to identify the function of the genes. His group hopes to be able to alter the phage genome to extend the host range of bacteriophages, with the ultimate goal of laying a foundation for phagotherapy. Hu is an executive member of the China Microbiology Society (CMS), chairman of the CMS Microbiology & Immunology Branch, and the chairman of the board for the Chongqing Microbiology Society. He has been awarded numerous scientific grants over the last 20 years, including nine from the National Natural Science Foundation of China, two from the Science and Technology Funds of Chongqing City, two from the Science and Technology Foundations of the Army, two from the National High- Professor Xiancai Rao’s lab focuses on the pathogenesis and drug resistance of methicillin-resistant Staphylococcus aureus (MRSA). As a superbug, MRSA is an emerging human pathogen. Using molecular and phenotypic typing, Rao’s group has discovered that Xiancai Rao there are three major MRSA subtypes prevalent in China, and these can be associated with two characteristic resistance profiles. The team reported the first vancomycin-intermediate S. aureus strain (belonging to sequence type 239) in mainland China and found that a thickened cell wall is associated with adaptive resistance to amikacin in MRSA clinical isolates. The lab’s long-term research goal is to explore the molecular mechanism of MRSA resistance to vancomycin—a drug that has been traditionally reserved as a last resort for clinical infections— and the pathogenic function of the staphylococcus type VII secretion system. Rao’s group also researches Dengue virus-host interactions. They have already identified the proteins Eps15, β3 integrin, Rab8, vimentin, RhoA/ROCK, Rac1, and actin as primary factors that play critical roles in Dengue virus infections and are now characterizing how the Dengue virus infects its host cells on a molecular level. ZHIAN HU HEAD, DEPARTMENT OF PHYSIOLOGY Professor Zhian Hu serves as an executive council member of the Chinese Sleep Research Society and council member of the Chinese Association for Physiological Science and Chinese Society for Neuroscience. Hu’s group explores the mechanisms underlying Zhian Hu hypocretin-dependent neuronal excitability and its effects on the neural circuitry related to learning and memory. Using a wide range of techniques, Hu’s group has demonstrated that hypocretins directly activate neurons in the prefrontal cortex and entorhinal cortex through complex mechanisms and keep the brain in a state of arousal, facilitating learning and memory. Hu’s studies have also revealed that adenosine, a sleeppromoting neurotransmitter, potently inhibits the activity of hypocretin neurons. His current research focuses on the activity and information processing characteristics of the arousal system’s neural circuitry in the prefrontal and entorhinal cortex. Using techniques such as in vivo multi-channel recording and optogenetics, Hu’s group expects to illuminate the exact role of the arousal system in higher cognitive functions. XIAOWEI CHEN HEAD, BRAIN RESEARCH CENTER Professor Xiaowei Chen is a newly appointed young neuroscientist who was hired to lead the Brain Research Center. The center’s researchers investigate high spatiotemporal resolution of neuronal structures and their function in the mammalian brain. After studying Xiaowei Chen at the Technische Universität München (TUM), Chen returned to the Third Military Medical University (TMMU) via a university-wide program aimed at recruiting young scientists who have been trained at internationally renowned institutions. Advances in imaging techniques made over the past decade have enabled scientists to conduct critical neuroscience experiments, such as monitoring the activity of multiple neurons in live animals simultaneously and determining their subcellular components. Recently, Chen, together with Arthur Konnerth at TUM, used two-photon microscopy to image dendritic spine function in vivo. In close collaboration with Konnerth, researchers at the center are further developing such optical techniques and are aiming to construct six integrated imaging systems with the generous startup funds they received from TMMU. In addition, the center’s researchers plan to extend their research focus from rodents to nonhuman primates, with the aim of elucidating higher mammalian brain functions using high-resolution imaging. The center plans to house 100 marmosets to help achieve this goal. In addition, the center is now accepting applications from Chinese and international scholars for six new principal investigator positions. YING XIONG HEAD, DEPARTMENT OF NEUROBIOLOGY Professor Ying Xiong’s research focuses on understanding the synaptic and cellular mechanisms underlying auditory information processing and plasticity in the brain. Currently, his lab is interested in understanding the neural circuitry in the thalamus and auditory corYing Xiong tex. By combining a number of techniques, including in vivo whole-cell recordings, intracellular recordings, intrinsic signal optical imaging, immunohistochemistry, and optogenetics, Xiong hopes to visualize the neural circuits that are activated during hearing-related behavior and cognitive functions. The medial geniculate body (MGB) gates the ascending auditory inputs to the cortex. Xiong’s group investigates the cellular mechanisms underlying activity in the primary auditory cortex, which is recorded while an acoustic stimulus is presented to a rat and an electrical stimulation to the MGB is applied. Xiong’s team has found that low-frequency stimuli enhanced the amplitude of sound-evoked excitatory postsynaptic potentials in auditory cortex neurons, whereas high-frequency stimuli depressed these auditory responses. The balance between excitation and inhibition is important for the maturation of cortical function, yet few studies have addressed the 7 ACADEMIC EXCELLENCE Produced by the Science/AAAS Custom Publishing Office FACULTY PROFILES cortical mechanisms underlying development and plasticity of neural circuitry in freely moving animals. JIANFENG SUI PROFESSOR, DEPARTMENT OF PHYSIOLOGY 8 melanin synthesis though upregulation of the micropthalmia-associated transcription factor, and the establishment of a repertoire of mouse melanocyte progenitors that retain melanogenic potential. JIN YANG Professor Jianfeng Sui’s major research focus is understanding the neurobiological basis of learning and memory. In particular, his group studies the differences between classical conditioning of autonomic reflexes (such as pupillary reflex) and somatic responses Jianfeng Sui (eye blinking) in both animals and humans. In addition, his group investigates what the most important determinants are for autonomic conditioning, which of them differ from those involved in somatic conditioning, and how autonomic responses can be brought under indirect cortical control. Sui’s major research achievements include clarifying the role of the anterior cingulate cortex (Brodmann’s area 24) and prelimbic cortex (Brodmann’s area 32) of the medial prefrontal cortex (PFC) in acquisition and retrieval of trace eyeblink conditioning (EBC), reevaluating the role of the hippocampus and medial PFC in delay EBC, elucidating the involvement of awareness in differential delay EBC using either a soft or loud tone as conditional stimulus (CS) and in EBC with time as the CS, investigating the cross-modal memory transfer of classical EBC with electrical stimulation of hippocampus or medial PFC as the CS, and applying studies of prepulse inhibition and EBC testing for use in diagnoses. HEAD, DEPARTMENT OF CELL BIOLOGY TIAN YANG YUN BAI PROFESSOR, DEPARTMENT OF CELL BIOLOGY HEAD, DEPARTMENT OF MEDICAL GENETICS Professor Tian Yang’s group has studied skin biology for over 20 years. The epidermis and hair follicles periodically undergo regeneration, a process dependent upon resident adult skin stem cells. These stem cells, including the hair follicle stem cells and melanocyte stem cells, Tian Yang are essential to maintaining skin homeostasis and to repairing tissue damage after injury. Yang’s group investigates how these cells are activated and differentiated in response to different external cues, and how they are able to coexist in the same environment. Yang’s lab has received funding for 27 different projects from foundations at the provincial, ministerial, and national level. This funding has resulted in a number of scientific findings, such as the importance of canonical Wnt signaling and non-canonical Wnt signaling in the regulation of hair follicle growth, the relationship of Gsdam3 to the hair follicle cycle, Wnt3a inhibition of melanocyte proliferation and activation of Professor Yun Bai’s research team evaluates, diagnoses, and manages patients with hereditary diseases and congenital malformations. Her group also provides patients with genetic risk assessments, genetic mutation analysis, and referrals when medical specialties are Yun Bai needed. Bai’s group tracks familial pedigrees and sporadic cases of genetic disorders with the goals to collect pedigrees for a variety of Mendelian disorders, to identify rare disease phenotypes in patients, and to establish a database of genetic resources in southwestern China, especially in the Chongqing area. The group provides genetic consulting, genetic diagnosis, mutation identification, and unknown disease locus mapping. They also explore the source of genetic heterogeneity, perform variant analysis on candidate genes, analyze the relationships between genotypes and phenotypes, and characterize the function of newly cloned genes. Many departments of Third Military Medical University-affiliated hospitals have taken advantage of Professor Jin Yang has devoted her scientific career to exploring the molecular mechanisms underlying genomic instability and tumorigenesis. The maintenance of genomic integrity depends upon a coordinated DNA damage response. The integrity of the DNA damJin Yang age response pathway is crucial for the prevention of malignant transformation. Yang’s group is focused on understanding the relationships between defective DNA repair and cancer predisposition. They have studied the signal transduction and regulation of the DNA damage response to elucidate the mechanisms underlying chromatin remodeling, cell cycle regulation, DNA repair, and apoptosis. Yang’s studies have revealed that defective Xeroderma pigmentosum genes and translesion DNA polymerases are associated with cancer progression and multidrug resistance, information she hopes will be useful for investigating cancer biomarkers and therapeutic targets. Yang’s group has also ventured into exploring whether the DNA damage response plays a role in the areas of cancer genetics, including the generation of cancer stem cells, cellular senescence and aging, and the maintenance of self-renewing adult stem cells. this group’s expertise and provided them with clinical cases for analysis, resulting in the identification of genes and variants involved in rare diseases, including congenital heart disease, congenital digital malformations, neurological diseases, dermatological diseases, opthalmological diseases, and tumor susceptible syndrome. Bai’s group has successfully discovered novel disease-related variants, provided mutation spectrum analysis for the phenotype-genotype relationship of different diseases, diagnosed conditions prenatally using their genetic database, and provided genetic diagnoses for birth defects and identified the functions of these genes, revealing potential future therapeutic targets. a glutamate-induced complex that modulates the activation of neutrophils and an inflammatory induced cytokine release, determining whether the pro- or anti-inflammatory response is initiated after TBI or ALI. There are several key functions of neutrophils which have yet to be elucidated, such as how neutrophils cross the blood-brain barrier after a brain injury, and how neutrophils affect the function of neurons. Being deeply absorbed in these scientific questions, Dai’s lab aims to further investigate neutrophil function and the mechanisms underlying their contribution to different diseases. FENGTIAN HE HEAD, DEPARTMENT OF LABORATORY ANIMAL SCIENCE HEAD, DEPARTMENT OF BIOCHEMISTRY AND MOLECULAR BIOLOGY Professor Fengtian He is the board chairman of the Chongqing Chinese Society of Biochemistry and Molecular Biology and vice-chairman of the People’s Liberation Army Biochemistry Committee. His research focuses on the functional mechanisms of nuclear receptors, esFengtian He pecially for retinoid X receptor (RXR) heterodimers such as FXR, LXR, and PPARγ. Over the last eight years, his group has identified 10 novel target genes of nuclear receptors including SR-B1, ET-1, thrombomodulin, HMGB1, SOCS3, CISH, A2AR, BAFF, SARI, and FOXM1. These genes have been associated with many different cardiovascular diseases, inflammatory diseases, and cancers. Moreover, He’s lab has demonstrated that several noncoding RNAs (such as miR421, miR137, miR1, miR206, miR613, and lncRNA Gas 5) are involved in the regulation of nuclear receptors. These findings may pave the way for developing novel therapeutics that target nuclear receptor-associated signaling pathways. He’s group has been supported by more than 20 grants from the National Natural Science Foundation of China and has published 35 SCI papers in related fields. SHUANGSHUANG DAI HONG WEI Professor Hong Wei’s lab develops animal models for use in medical research. His group focuses on the Chinese minipig because it exhibits the necessary biological characteristics of a good model organism such as genetic stability, small body size, tameness, and tolerance Hong Wei for experimental operations. Moreover, the minipig is more similar to a human’s anatomy, physiology, metabolism, and gut flora, compared with the commonly used rodent model. In addition, the minipig’s body and organ size are fully compatible with current clinic diagnostic, therapeutic, and laboratory methods. To facilitate the application of Chinese minipigs for medical research, this team has established a stable somatic cell nuclear transfer system—which can be used in combination with new genomic editing technologies such as TALEN and CRISPR/Cas9—to manipulate the minipig genome. To provide genetically modified minipig resources on a large scale, Wei’s team is performing high throughout random mutations of the minpig genome using N-ethyl-N-nitrosourea as the mutagen. Currently, the group has established a repertoire for preparation, rederivation, and application of germ free-mice, providing conditions for creating germ-free minipig models to investigate the role of gut microbiota in human disease. ASSOCIATE HEAD, DEPARTMENT OF BIOCHEMISTRY AND MOLECULAR BIOLOGY Associate Professor Shuangshuang Dai specializes in inflammation research. Her interests are focused on neutrophils and their G protein-coupled receptor (GPCR)-regulated effects on inflammation following traumatic brain injury (TBI) and acute lung injury (ALI). Neutrophils Shuangshuang Dai are an important factor in the inflammation response. Dai’s research has shown that these cells mediate differential responses to central nervous system injury, such as TBI, or peripheral tissue damage, such as ALI. Whether a pro- or anti-inflammatory response is initiated can be determined by the physical interactions GPCRs form with one another within neutrophils. After eight years of research, Dai and her colleagues discovered that the adenosine A2A receptor (A2AR) and metabotropic glutamate receptor 5 (mGluR5) form 9 EDITORIAL NEWS REPORT Produced by the Science/AAAS Custom Publishing Office Innovation in Education: Training Physician-Scientists 10 Graduate Students Discussing an Experiment in the Lab Summer School for Undergraduates A key objective of Director Yuzhang Wu’s vision for CBMS is to reform all levels of the educational system, including physician-scientist training. “Our goal is to train our brightest students to become physician-scientists who can identify important questions and critically investigate the answers,” says Wu. Below is a look at some of the current physician-scientist students’ experiences and accomplishments, which demonstrate how Wu’s plan is being implemented and is improving medical education. Dali Zhang and Kaiyuan Zhang are both starting their senior year at TMMU. In an immunology course taught by Professor Li Wang last year, Dali Zhang was asked to design his own scientific experiments. He became so interested in the intellectual exercise that he asked if he could carry out the experiments in Wang’s lab over the summer break. Wang agreed to mentor the student’s project because “teaching and learning are mutually beneficial,” explains Wang. “I also gain new insights by discussing different papers’ experimental design and results with my students.” After finishing his summer project, Zhang is now considering either a basic research career or a clinically focused career after he graduates. “I am glad to have had the chance to learn both clinical and basic research skills here,” says Zhang. “In China, we have a unique opportunity to conduct translational research because we have access to a huge patient pool.” His classmate Kaiyuan Zhang has been working in the lab for much longer, since his freshman year to be exact. Kaiyuan Zhang, who studies molecular neurophysiology with Jun Zhang, principle investigator in the Department of Physiology, cannot hide his passion and excitement when talking about his work on sleep biology and the neurotransmitter orexin. “I am inclined to pursue basic research after graduation because of the happiness it brings me,” says Zhang. “I enjoy using deductive logic and applying the latest techniques to solve important questions.” He is just one of many success stories in Wu’s undergraduate education reform. Xiaoyun Shang just received his Ph.D. from CBMS this summer. He worked in Director Yuzhang Wu’s lab studying vaccine design. “The most important lesson I have learned here is critical thinking,” says Shang. “There is so much knowledge beyond the textbooks we used in college. I’ve learned the importance of identifying key questions and applying upto-date technical know-how to answer these questions,” he says. He has accepted a postdoctoral fellowship in the United States, where he hopes to gain additional skills to advance his career in therapeutic cancer vaccine development. Kaijun Liu is a second-year Ph.D. student in the lab of Shaoxiang Zhang, vice president of TMMU and the project leader for the Chinese Virtual Human Project (CVHP) (see page 5). Liu also did his undergraduate work at TMMU and has worked in Zhang’s lab since 2005. “Back then, we did not have the innovative education platform put together recently by Director Wu, so there has been some trial and error in the process [of learning to be a critical-thinking scientist],” says Liu, who equates the transition from undergraduate research to studying for a Ph.D. to climbing a mountain. “You see the field more broadly and clearly as you climb,” says Liu, explaining that as he advanced toward completing the degree, he began to see the bigger picture questions in his field. In Zhang’s lab, Liu learned about computer reconstruction and image processing, but has recently become interested in immunology, and now wants to combine these different fields to create new ideas, such as creating a model of the lymph system using the CVHP dataset. Overall, “the ultimate goal [of this education reform] is to break old habits, the inertia, and the short-sightedness of the traditional medical education,” says Professor Zhongxiang Yao, who has over 25 years of teaching experience. Fundamental changes in guidelines and evaluation systems are necessary to ensure that undergraduate and graduate students can develop a productive career, and CBMS is dedicated to hastening the reform and inspiring the next generation of scientists. International Talents: Fostering a Global Reach In recent years, many Chinese universities have to him,” and he provides strong support to young significantly stepped up their efforts to bring their investigators at TMMU, says Zhou. “Once he rescience to the international stage. CBMS is one such plied by e-mail after midnight, and my problem was institution that has been implementing strategies to resolved before the next day started,” he explains. become more competitive in the global arena. In CBMS has also set specific recruitment goals the last two to three years alone, CBMS has seen to help strengthen its faculty. “We want [to rean uptick in bidirectional global connections, but cruit] junior-level talent who are not afraid of chalstaying competitive means being able to recruit a lenging the existing paradigms and exploring top-notch faculty both locally and abroad. new theories,” explains Yuzhang Wu, director of Helping achieve this talent recruitment goal is CBMS, “rather than transplanting established reChina’s “Go West” strategy, which has been ensearch groups from overseas.” Wu hopes these couraging economical, educational, scientific, and free-thinking scientists will bring the scientific cultechnological developments in the country’s westtures from the countries where they were trained ern region and providing policy and funding support to China. Evidence of this can be found in many over the last decade. Given this increased focus on of the innovative teaching methods and evaluation the West, Chongqing—the largest city in China— systems CBMS has implemented in recent years, is poised to become a new center of international which have their roots in the places where CBMS Lilin Ye outreach. researchers have been educated, such as Europe Professor Xiaowei Chen, who graduated from CBMS several or the United States. years ago and recently returned from his postdoctoral training at the Scientists returning home to China don’t leave their professionTechnische Universität München in Germany to be the head of the al lives behind. Maintaining connections and collaborations with Brain Research Center, says the livability of Chongqing compared with scientists outside China is very important to CBMS researchers. that in major coastal cities allows him to “concentrate on doing science “There are no real differences between being located in Chongqwithout worrying about money and housing.” This is important for Chen ing and being in Beijing or Shanghai,” says Chen, “especially in the since he feels a strong emotional attachment to the institute and plans era of the Internet and frequent air travel.” He still communicates to build China’s first marmoset center for large-animal experiments right regularly with former colleagues in Munich about collaborative in Chongqing. Another example is Lilin Ye, a principle investigator who projects. brought his research developing novel therapeutic vaccines to CBMS in Another strategy for CBMS in acquiring top talent is recruiting domesti2012 from Emory University in Atlanta in the United States, explains that cally. Jun Zhang, a principle investigator in the Department of Physiolsome other benefits of being in Chongqing are that the “kindergarten ogy, who specializes in sensory-motor integration, moved from Nanjing and school education is better than that provided by other institutions in University (800 miles east of Chongqing) to CBMS in 2011. Zhang says Beijing or Shanghai.” that “Chongqing, and the surrounding Sichuan region, has always been CBMS also strives to stay competitive with universities located on eia resource-rich area in China, and this is also true in terms of scientific ther side of the Atlantic Ocean by providing top-notch research facilities research support thanks to ample funding and talent from all over the as well as generous starter packages. “There are also fewer restrictions world.” here as to how starter funds can be used,” says Yi Zhou, professor of More than 1,300 years ago, poets wrote about how quickly one neuroscience, who joined CBMS at the same time as Chen. He moved could travel from Chongqing (the “White Emperor Castle”) to Nanfrom the University of Southern California to open his own lab studying jing via the Three Gorges and Yangtze River, in only one day. With how complex information is processed in the brain. Zhou is particularly today’s technology, the distance between Chongqing and other cities impressed by the leadership at CBMS and TMMU. “The director of the has become virtually nonexistent, making Chongqing a great locacollege works harder than us!” he says. “We can bring bureaucratic istion to conduct world-class research as well as stay connected to the sues, such as difficulties navigating complicated procedures, directly global community. Xiaowei Chen Yi Zhou Jun Zhang 11 DISCIPLINARY CLUSTERS Disciplinary Clusters Basic Medical Sciences Biological Sciences Languages 12 Produced by the Science/AAAS Custom Publishing Office Faculty Research Fields Yuzhang Wu Postexposure Vaccines Bing Ni T Cell Epigenetics Ying Wan Immune Regulation Yongwen Chen Viral Infection & Immunity Zhiren Zhang Inflammation Lilin Ye Vaccinology Xinyuan Zhou Immune Memory Wei Liu Structural Immunology Guohong Deng Immunity in Viral Hepatitis Guilian Xu Infection & Complement Li Wang Immune Recognition Liyun Zou Antigen Processing Shaoxiang Zhang Virtual Human Digital Database Dajun Ying Biomechanics Chuhong Zhu Tissue Engineering Wenqin Cai Immunocytochemistry Lan Xiao Myelination & Remyelination Xiaotang Fan Neurodevelopment Fusheng Huang Mosquito-Plasmodium Interaction Wenyue Xu Malaria Vaccines Fuquan Hu Bacteriophage Genomics Xiancai Rao Pathogenesis of MRSA Zhian Hu Learning/Memory and Sleep Xiaowei Chen Imaging Techniques Ying Xiong Neurobiology of Audition Jianfeng Sui Learning & Memory Tian Yang Hair Follicles Jin Yang Genomic Instability and Tumorigenesis Yun Bai Rare Disease Genetics Fengtian He Nuclear Receptors Shuangshuang Dai Trauma & Inflammation Hong Wei Developmental Biology Min Yang Foreign Linguistics Rongxia Liao Biomedical English CBMS Seeks Talent From Abroad The College of Basic Medical Sciences (CBMS) at the Third Military Medical University (TMMU), China, is seeking highly motivated talent. TMMU, with a history of over 70 years, is a National Key University, and one of the first universities authorized to grant doctoral degrees by the Chinese government. As a convergence of basic medical fields and a research- and teaching-oriented center, the College of Basic Medical Sciences now offers faculty positions for principal investigators (PIs) and junior PIs in the areas of immunology, microbiology, neurobiology, cellular and molecular biology, and regenerative medicine. For candidates who are members of the national “1000-Elite Program,” tenured associate professors who are serving in one of the world’s top 200 universities, “Changjiang Scholar” professors, chief scientists for the national “973 Program,” “National Outstanding Youth Fund” winners, or those who have published an article in Cell, Nature, or Science as the first or the corresponding author or an article in any SCI journal with an impact factor over 20, we will offer an 8-million-yuan research fund and other research support, including positions for 1-2 assistants, modern office equipment, a well-furnished apartment or the option to buy an apartment newly built for the staff, and a relocation allowance of 1 million yuan, as well as a salary, allowance, and other financial support consistent with those in the similar positions. Salary and support are negotiable for extraordinarily excellent candidates. Address: College of Basic Medical Sciences, Third Military Medical University, No.30, Gaotanyan Street, Shapingba District, Chongqing, China Contact: Ms. Cao Tel: +86-13983606508 E-mail: [email protected] Academic Panel Yuzhang AcademicWu Panel Chuhong Zhu Yuzhang Wu Lan Xiao Zhu Chuhong Lan Xiao Guest Editor Guest Editor Xiaoyun Sun Xiaoyun Sun Photographers Photographers Jiacheng Wang Jiacheng Wang Junjie Li Junjie Li Coordinating Group Jijian Zhang Coordinating Group Wengang Jijian Zhang Xiao Hongmei Xu Wengang Xiao Jian Zhou Hongmei Xu Jian Yi Zhou Wu Yi Jing Wu Tan Jing TanCao Juan Juan Cao Li Yanyan Yanyan Li Yingchen Tai Yingchen Tai Zhili Zhu Zhili Zhu Jianxiong Zhang Jianxiong Zhang Academic Panel Coordinating Group Organization Panel Coordinating GroupZhang Yuzhang Wu Jijian Yi Wu Yuzhang Wu Chuhong Zhu Wengang Xiao Zhongcheng Guo Lan Xiao Hongmei Xu Hongmei Xu A CBMS Partner Jian Zhou Juan Cao Wengang Xiao Yi Wu Jing Tan Jijian Zhang Guest Editor Jing Tan Xiaoyun SunYanyan Li Juan Cao Guest Editor Zhili Zhu Yanyan Li Xiaoyun Sun Photographers Jian Zhou Yingchen Tai Jiacheng Wang For more information about the PhotographersJunjie Li Yingchen Tai Zhili Zhu College of Basic Medical Sciences, Jiacheng Wang Jianxiong Zhang Jianxiong Zhang Third Military Medical University, Junjie Li Peng Xie contact: [email protected] For more information about the College of Basic Medical Sciences, Third Military Medical University, contact: [email protected] For inf m For more lege lege of Ba Third Third Milita contact: wuy contac
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