Comparing functional metabolic effects of marginal and sufficient selenium supply in sheep.

This study was performed to characterise key data of long-term ovine Se metabolism and to work out the best biomarker of Se status. An upgrade from marginal (<0.05 mg Se/kg diet, 'Se-') to sufficient (0.

Single right coronary artery: clinical and angiographic findings with surgical management.

Sudden death, myocardial infarction, and anginal syndrome have occurred in patients with single right coronary artery even in the absence of occlusive arteriosclerotic disease. We are reporting the case of a patient with this anomaly without concomitant arteriosclerotic involvement who was managed surgically. A 46-year-old woman was seen with disabling angina of 8 months' duration.