Authors: Yuan Zhigang, You Caiyun, Han Jindong, Li Haiyan, Yan Hua DOI: 10.3760/cma.j.issn.2095-0160.2016.05.008 Published 2016-05-10 Cite as Chin J Exp Ophthalmol, 2016,34(5): 420-425. Abstract [Download PDF] [Read Full Text] Background p21 is a cyclin-dependent kinase inhibitor, and it can prevent cells from going through the G1/S […]