A novel type of granules observed in toad endothelial cells and their relationship with blood pressure active factors.
D000818:Animals; D001001:Anura; D001011:Aorta / Q000166:cytology*; D001794:Blood Pressure; D002499:Centrifugation, Density Gradient; D003594:Cytoplasmic Granules; D006973:Hypertension / Q000209:etiology*; D008854:Microscopy, Electron