title: The isolation of crystalline 19-hydroxy prostaglandin E1 from macaque semen.
mesh_terms: D000818:Animals; D000882:Haplorhini; D008251:Macaca / Q000502:physiology*; D008253:Macaca mulatta / Q000502:physiology*; D008297:Male; D008722:Methods; D011458:Prostaglandins E / Q000302:isolation & purification*; D012661:Semen / Q000032:analysis*
chemical_list: D011458:Prostaglandins E