TY - JOUR T1 - Expression of p27(KIP1) and cyclin D1, and cell proliferation in human pterygium JF - British Journal of Ophthalmology JO - Br J Ophthalmol SP - 157 LP - 157 DO - 10.1136/bjo.2007.115527 VL - 92 IS - 1 A2 - , Y1 - 2008/01/01 UR - http://bjo.bmj.com/content/92/1/157.1.abstract N2 - We would like to thank Kase et al for their interesting report1 on p27 and cyclin expression in pterygium. The authors have reported in table 11 that cyclin D was upregulated and p27 downregulated in pterygium, and concluded that a disorder of epithelial cell proliferation or cell cycle was involved. However, several important issues have not been addressed. We would like to highlight three points:p27 is usually regarded … ER -