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Biomedical subjects

S Kitamura

Publications and source records attributed to S Kitamura.

At least 1,243 records · Page 69Linked to original sources

Fibrous long spacing type collagen fibrils in the glomeruli of experimental amyloidosis in rabbit.

Fibrous long spacing type collagen fibrils were observed in the glomeruli of experimental amyloidosis induced by either injections of casein or prolonged sensitization of Arthus type tissue antigens in the rabbit. These fibrous long spacing type fibrils were admixed with amyloid fibrils which accumulated both in nodular and diffuse deposition, but they were observed also in irregularly thickened capillary basement membranes and mesangial areas, where amyloid did not deposit. The periodicity of these fibrous long spacing fibrils was approximately 1200 , and nine symmetrical intraperiodic bands were obviously discerned within each period.

Amyloid↗

Pulmonary alveolar hypoxia: release of prostaglandins and other humoral mediators.

Hypoxic ventilation of isolated perfused cat lungs caused the frequent appearance in pulmonary perfusates of biologically active substances, which included prostaglandins or prostaglandin-like compounds. In anesthetized cats, inhibition of prostaglandin biosynthesis with infusions of aspirin (more than 50 milligrams per kilogram) reduced the pulmonary vasoconstrictor and bronchoconstrictor responses to hypoxic breathing.

Animals↗