title: Relaxin immunoactivity in plasma during the reproductive cycle of the female guinea pig.
mesh_terms: D000818:Animals; D004971:Estrus; D005260:Female; D006168:Guinea Pigs; D007743:Labor, Obstetric; D007774:Lactation; D011247:Pregnancy; D011863:Radioimmunoassay; D012065:Relaxin / Q000097:blood*; D012098:Reproduction; D013997:Time Factors
chemical_list: D012065:Relaxin