title: Wall stress: a determinant of regional differences in response of frog microvessels to norepinephrine.
mesh_terms: D000818:Animals; D001001:Anura; D001158:Arteries / Q000187:drug effects*; D001794:Blood Pressure; D002196:Capillaries / Q000187:drug effects; D007478:Iontophoresis; D008297:Male; D008638:Mesenteric Arteries / Q000187:drug effects; D008833:Microcirculation / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects; D009638:Norepinephrine / Q000008:administration & dosage / Q000494:pharmacology*; D013314:Stress, Mechanical; D014680:Veins / Q000187:drug effects
chemical_list: D009638:Norepinephrine