We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleMelanopsin (Opn4) Requirement for Normal Light-Induced Circadian Phase Shifting.AuthorsPanda, Satchidananda; Sato, Trey K.; Castrucci, Ana Maria; Rollag, Mark D.; DeGrip, Willem J.; Hogenesch, John B.; Provencio, Ignacio; Kay, Steve A.PublicationScience, 2002, Vol 298, Issue 5601, p2213ISSN0036-8075Publication typearticleDOI10.1126/science.1076848