title: Stimulation of intestinal degeneration by oestradiol and testosterone implantation in the migrating river lamprey, Lampetra fluviatilis L.
mesh_terms: D000818:Animals; D004343:Drug Implants; D004958:Estradiol / Q000494:pharmacology*; D005260:Female; D005399:Fishes / Q000502:physiology*; D005618:Fresh Water; D007016:Hypophysectomy; D007422:Intestines / Q000187:drug effects / Q000473:pathology*; D007798:Lampreys / Q000502:physiology*; D008297:Male; D009929:Organ Size; D012737:Sex Factors; D013739:Testosterone / Q000494:pharmacology*
chemical_list: D004343:Drug Implants; D013739:Testosterone; D004958:Estradiol