Circadian rhythm of the Leydig cells endocrine function is attenuated during aging
Keywords: CRE، عنصر responsive cAMP; Bmal1, brain-muscle Arnt-like protein 1; BSA, bovine serum albumin; cAMP, cyclic adenosine monophosphate; Ck1, gene for casein kinase 1; Clock/CLOCK, gene/protein for circadian locomotor output cycles kaput; CRE, cAMP-responsive element; Creb/CREB, gene/p