Nonadhesive Culture System as a Model of Rapid Sphere Formation with Cancer Stem Cell PropertiesSu-Feng Chen(China Medical University), Yaoh‐Shiang Lin(Chung Shan Medical University)PLoS ONEFebruary 16, 201210.1371/journal.pone.0031864Cited by 157SaveCiteExport RISWatch citationsRelated PapersQuercetin Suppresses Drug-Resistant Spheres via the p38 MAPK–Hsp27 Apoptotic Pathway in Oral Cancer Cells|PLoS ONE|2012|110