Ligand-inducible and liver-specific target

© 1997 Nature Publishing Group http://www.nature.com/naturebiotechnology
© 1997 Nature Publishing Group http://www.nature.com/naturebiotechnology
© 1997 Nature Publishing Group http://www.nature.com/naturebiotechnology
© 1997 Nature Publishing Group http://www.nature.com/naturebiotechnology
© 1997 Nature Publishing Group http://www.nature.com/naturebiotechnology