title: The effect of altering the ambient salinity of the freshwater teleost Xiphophorus maculatus on the histophysiology of its prolactin cells. I. Progressive changes in one-third sea water.
mesh_terms: D000818:Animals; D001345:Autoradiography; D005399:Fishes / Q000502:physiology*; D005618:Fresh Water; D007930:Leucine / Q000378:metabolism; D008297:Male; D009994:Osmolar Concentration; D010902:Pituitary Gland / Q000166:cytology* / Q000378:metabolism; D011388:Prolactin; D012623:Seawater; D013997:Time Factors; D014316:Tritium; D014867:Water
chemical_list: D014867:Water; D014316:Tritium; D011388:Prolactin; D007930:Leucine