Changes in the levels of luteinizing hormone and testosterone in the circulation of ageing male rats.
D000375:Aging; D000818:Animals; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D051381:Rats / Q000097:blood*; D013739:Testosterone / Q000097:blood*
D013739:Testosterone; D007986:Luteinizing Hormone