We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleHigh Frequency of Mutations of the PIK3CA Gene in Human Cancers.AuthorsSamuels, Yardena; Wang, Zhenghe; Bardelli, Alberto; Silliman, Natalie; Ptak, Janine; Szabo, Steve; Yan, Hai; Cazdar, Adi; Powell, Steven M.; Riggins, Gregory J.; Willson, James K. V.; Markowitz, Sanford; Kinzler, Kenneth W.; Vogelstein, Bert; Velculescu, Victor E.PublicationScience, 2004, Vol 304, Issue 5670, p554ISSN0036-8075Publication typearticleDOI10.1126/science.1096502