title: The synthesis and biological activity of prostaglandin analogs containing spirocyclic rings.
mesh_terms: D000818:Animals; D002645:Chickens; D004305:Dose-Response Relationship, Drug; D005750:Gastric Juice / Q000378:metabolism; D066298:In Vitro Techniques; D008968:Molecular Conformation; D009119:Muscle Contraction / Q000187:drug effects; D011465:Prostaglandins, Synthetic / Q000138:chemical synthesis* / Q000494:pharmacology; D011817:Rabbits; D051381:Rats; D013141:Spiro Compounds
chemical_list: D011465:Prostaglandins, Synthetic; D013141:Spiro Compounds