CATSPERT and Globozoospermia: Recently, Oud studied the mutations of different genes in 15 patients with globozoospermia and found mutations in 7 genes, besides SPATA16, DPY19L2, PICK1, and DNAH6, considered as possible candidates in the pathogenesis of globozoospermia; those genes are ZPBP, CCDC62, C2CD6, CCIN, C7orf61, DNAH17, and GGN [146,152].