Although ASC and postoperative capsular opacification are regarded as two different types of cataracts, they share common molecular and cellular mechanisms, and both are regulated by the FGF and integrin signaling pathways.26, 27, 45, 46, 47 First, we analyzed the expression level of SDC-4 before and after injury by real-time PCR. This evidence concerns the gene SDC4 and cataract.