Yoshiaki Itaya

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BACKGROUND To identify differences between the effects of calcitriol and the calcitriol analogue, maxacalcitol, on parathyroid hormone (PTH) and bone metabolisms, we conducted a randomized prospective multicentre study on patients on chronic haemodialysis. METHODS We randomly assigned 91 patients with secondary hyperparathyroidism [intact PTH (iPTH) > or(More)
Oral administration of the angiotensin I-converting enzyme inhibitor captopril produced a substantial reduction of blood pressure in DOCA-salt hypertensive rats. After oral administration of captopril (30 mg/kg), mean blood pressure decreased from 172 +/- 11 to 148 +/- 9 mmHg (P less than 0.01) in one hour and its antihypertensive effects lasted for the(More)
Cardiovascular and plasma catecholamine responses to metoclopramide (MCP), a dopamine antagonist, were examined in 5 patients with pheochromocytoma, 12 patients with essential hypertension (EHT) and 9 normotensive (NT) subjects who displayed symptoms suggestive of pheochromocytoma on a constant daily intake of 100 mEq sodium and 80 mEq potassium.(More)
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