title: Ultrastructural immunoperoxidase demonstration of relaxin in corpora lutea from a pregnant sow.
mesh_terms: D000818:Animals; D003338:Corpus Luteum / Q000032:analysis*; D003594:Cytoplasmic Granules / Q000032:analysis; D005260:Female; D007124:Immunoenzyme Techniques; D008184:Luteal Cells / Q000032:analysis* / Q000648:ultrastructure; D011247:Pregnancy; D011270:Pregnancy, Animal; D012065:Relaxin / Q000032:analysis*; D013552:Swine / Q000378:metabolism*
chemical_list: D012065:Relaxin