Calicin is a key sperm head-shaping factor essential for male fertility  

Calicin:男性生育中至关重要的一种精子头部塑形因子

作　　者：Wei Yan 闫威(The Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center,Torrance 90502,USA;Department of Medicine,David Geffen School of Medicine at UCLA,Los Angeles 90095,USA)

机构地区：[1]The Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center,Torrance 90502,USA [2]Department of Medicine,David Geffen School of Medicine at UCLA,Los Angeles 90095,USA

出　　处：《Science Bulletin》2022年第23期2395-2397,共3页科学通报（英文版）

摘　　要：Sperm are produced in the testis through a process termed spermatogenesis, which includes three phases-mitotic (proliferation and differentiation of spermatogonia), meiotic (differentiation of spermatocytes), and haploid (differentiation of round spermatids into spermatozoa, also known as spermiogenesis)[1].

关 键 词：男性生育 精子头部 DIFFERENTIATION 

分 类 号：R339.21[医药卫生—人体生理学]