title: On the existence of prolactin in cyclostomes.
mesh_terms: D000818:Animals; D005399:Fishes; D005455:Fluorescent Antibody Technique; D005779:Immunodiffusion; D008856:Microscopy, Fluorescence; D010902:Pituitary Gland / Q000032:analysis* / Q000166:cytology; D011388:Prolactin / Q000032:analysis*; D011817:Rabbits
chemical_list: D011388:Prolactin