title: The effects of barbiturate anesthesia and laparotomy on testis and plasma testosterone in rats.
mesh_terms: D000818:Animals; D007813:Laparotomy; D008297:Male; D051381:Rats; D013737:Testis / Q000187:drug effects / Q000378:metabolism*; D013739:Testosterone / Q000097:blood / Q000378:metabolism*; D013874:Thiopental / Q000494:pharmacology*
chemical_list: D013739:Testosterone; D013874:Thiopental