[Screening test for calcium antagonists in natural products. The active principles of Magnolia obovata].
D000818:Animals; D001013:Aorta, Thoracic; D001713:Biphenyl Compounds / Q000302:isolation & purification / Q000494:pharmacology*; D002121:Calcium Channel Blockers; D066298:In Vitro Techniques; D017705:Lignans; D008297:Male; D008516:Medicine, Chinese Traditional; D008518:Medicine, East Asian Traditional; D009119:Muscle Contraction / Q000187:drug effects*; D009131:Muscle, Smooth, Vascular / Q000187:drug effects*; D010946:Plants, Medicinal / Q000032:analysis*; D051381:Rats; D011919:Rats, Inbred Strains; D000498:Allyl Compounds; D010636:Phenols
D001713:Biphenyl Compounds; D002121:Calcium Channel Blockers; D017705:Lignans; C005498:magnolol; C005499:honokiol; D000498:Allyl Compounds; D010636:Phenols