In helical strips of dog mesenteric, coronary and cerebral arteries and rnesenteric veins
contracted with prostaglandin F 2γ, sophoramine (10− 4 and 10− 3 M) produced a …

Oxypanamine is a polycyclic alkaloid of undetermined structure obtained as an air oxidation
product of panamine, the latter being a new alkaloid isolated from the seeds of Ormosia …

1. This study examines the effects of methanolic extract (ME) and its main constituent,
sorocein A, isolated from the roots of Sorocea bonplandii on agonist-induced contractions in …

ETHNOPHARMACOLOGICAL RELEVANCE: Solanum paludosum Moric.(jurubeba-roxa) is
commonly used to treat hypertension as a substitute for Solanum paniculatum L.(jurubeba …

Suloctidil was tested in vivo for its antispasmodic activity on peripheral and cerebral
circulations. In the perfused dog hind limb preperation, suloctidil was found to inhibit after 2 …

Effects of geissoschizine methyl ether, an indole alkaloid isolated from the hook of Uncariae
Ramulus et Uncus, on vascular responses were examined using isolated strips of rat aorta …

Panax notoginseng [(Buck) FH Chen], a traditional Chinese herb medicine also known as
Sanchi or Tien chi, has been used in China for many centuries as a hemostatic agent. The …

Bioassay directed fractionation of an ethanolic extract of S. officinale roots resulted in the
isolation of symphytoxide-A, a new triterpenoid saponin of hederagenin. When injected into …

(IX10-6 M). At the concentrations tested, the extract was without intrinsic activity on aortic
tone. The bioassay-directed fractionation of the extract led to the isolation of two active com …

The pharmacological effects of osthole on isolated rat thoracic aorta were examined.
Osthole inhibited norepinephrine (NE, 3 μM)-induced phasic and tonic contractions in rat …