title: Concentrations of androstenedione, testosterone and LH in the blood before and after the onset of spermatogenesis in the cockerel.
mesh_terms: D000735:Androstenedione / Q000097:blood*; D000818:Animals; D002645:Chickens / Q000097:blood*; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D013091:Spermatogenesis; D013739:Testosterone / Q000097:blood*
chemical_list: D013739:Testosterone; D000735:Androstenedione; D007986:Luteinizing Hormone