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In adult male quail, the activation of sexual behavior by testosterone (T) is mediated at the cellular level by the interaction of T metabolites with intracellular steroid receptors. In particular, the aromatization of T into an estrogen plays a key limiting role. Nonaromatizable androgens such 5alpha-dihydrotestosterone (DHT) synergize with estradiol (E2)(More)
Acute arterial occlusion affecting the extremities remains a significant cause of death and limb loss. Our approach to the management of these patients has been selective, and it is based upon a clinical distinction between embolism and thrombosis. Patients with acute embolic occlusion are treated with prompt embolectomy. Patients with thrombosis are given(More)
The authors describe an unusual case of acute gastrointestinal ischemia due to celiac artery embolism. The patient, a 23-year-old man who had recently suffered a myocardial infarction, underwent selective angiography under local anesthesia with intravenous sedation because angiography demonstrated good collateral filling and because of his poor cardiac(More)
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