Beyond race and place: distal sociological determinants of HIV disparities.

Informed behavior change as an HIV prevention tool has yielded unequal successes across populations. Despite decades of HIV education, some individuals remain at high risk. The mainstream media often portrays these risk factors as products of race and national borders; however, a rich body of recent literature proposes a host of complex social factors that influence behavior, including, but not limited to: poverty, income inequality, stigmatizing social institutions and health care access.

The mtDNA composition of Uzbekistan: a microcosm of Central Asian patterns.

In order to better characterize and understand the mtDNA population genetics of Central Asia, the mtDNA control regions of over 1,500 individuals from Uzbekistan have been sequenced. Although all samples were obtained from individuals residing in Uzbekistan, individuals with direct ancestry from neighboring Central Asian countries are included. Individuals of Uzbek ancestry represent five distinct geographic regions of Uzbekistan: Fergana, Karakalpakstan, Khorezm, Qashkadarya, and Tashkent.

[Acid production and factors of its regulation in patients with different results of ulcer surgical treatment].

Features of regulation of gastric acid production in 82 patients with favorable and unfavorable results of duodenal ulcers (DU) surgical treatment were studied. Current radioimmunoassays were used for assessment of hormonal and acid production function of operated stomach. It is demonstrated that an increase in gastrointestinal and pancreatic hormones secretion in postvagotomic syndromes depends on postoperative disorders degree and terms after gastric surgery that may be regarded as hyperactivity of regulatory systems.

[Vagotomy in surgical treatment of duodenal ulcer].

Results of organo-saving operations in 807 patients (72% men, 28% women) with duodenal ulcers were analyzed. Bilateral truncal vagotomy (with pyloro-, duodenoplasty, gastroenterostomy, gastroduodenostomy, economical stomach resection) were performed in 27.1% patients, selective--in 1.