Variant forms of immunoreactive thyrotropin in aged rats.
D000375:Aging; D000818:Animals; D002846:Chromatography, Affinity; D002850:Chromatography, Gel; D014644:Genetic Variation; D008297:Male; D011110:Polymorphism, Genetic; D051381:Rats; D011916:Rats, Inbred F344; D013972:Thyrotropin / Q000097:blood*; D013974:Thyroxine / Q000097:blood; D014284:Triiodothyronine / Q000097:blood
D014284:Triiodothyronine; D013972:Thyrotropin; D013974:Thyroxine