In differentsubgroups of infertile males, mean (±SD) levels of LH, FSH, and PRL in azoospermia and oligozoospermia were 11.77±10.28, 16.82±17.27, 197.55±83.09 and 7.64±3.21,9.95±13.94, 215.48±82.03, respectively. This evidence concerns the gene PRL and Infertility.