Previously, infertile men from Korea genotyped for Thr307Ala (Song et al., 2001) and from Egypt studied for Asn680Ser (Zalata et al., 2008) were shown to exhibit significantly higher serum FSH and lower total testes volume and serum testosterone in Ala307 or Ser680 variant carriers, respectively. Here, BRD2 is linked to Infertility.