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Medical Specialties Commons

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Full-Text Articles in Medical Specialties

Hdl-Associated Estradiol Stimulates Endothelial No Synthase And Vasodilation In An Sr-Bi–Dependent Manner, Ming Gong, Melinda E. Wilson, Thomas Kelly, Wen Su, James Dressman, Jeanie Kincer, Sergey V. Matveev, Ling Guo, Theresa Guerin, Xiang-An Li, Weifei Zhu, Annette M. Uittenbogaard, Eric J. Smart May 2003

Hdl-Associated Estradiol Stimulates Endothelial No Synthase And Vasodilation In An Sr-Bi–Dependent Manner, Ming Gong, Melinda E. Wilson, Thomas Kelly, Wen Su, James Dressman, Jeanie Kincer, Sergey V. Matveev, Ling Guo, Theresa Guerin, Xiang-An Li, Weifei Zhu, Annette M. Uittenbogaard, Eric J. Smart

Pediatrics Faculty Publications

Cardiovascular diseases remain the leading cause of death in the United States. Two factors associated with a decreased risk of developing cardiovascular disease are elevated HDL levels and sex — specifically, a decreased risk is found in premenopausal women. HDL and estrogen stimulate eNOS and the production of nitric oxide, which has numerous protective effects in the vascular system including vasodilation, antiadhesion, and anti-inflammatory effects. We tested the hypothesis that HDL binds to its receptor, scavenger receptor class B type I (SR-BI), and delivers estrogen to eNOS, thereby stimulating the enzyme. HDL isolated from women stimulated eNOS, whereas HDL isolated …


Hiv Protease Inhibitors Promote Atherosclerotic Lesion Formation Independent Of Dyslipidemia By Increasing Cd36-Dependent Cholesteryl Ester Accumulation In Macrophages, James Dressman, Jeanie Kincer, Sergey V. Matveev, Ling Guo, Richard N. Greenberg, Theresa Guerin, David Meade, Xiang-An Li, Weifei Zhu, Annette M. Uittenbogaard, Melinda E. Wilson, Eric J. Smart Feb 2003

Hiv Protease Inhibitors Promote Atherosclerotic Lesion Formation Independent Of Dyslipidemia By Increasing Cd36-Dependent Cholesteryl Ester Accumulation In Macrophages, James Dressman, Jeanie Kincer, Sergey V. Matveev, Ling Guo, Richard N. Greenberg, Theresa Guerin, David Meade, Xiang-An Li, Weifei Zhu, Annette M. Uittenbogaard, Melinda E. Wilson, Eric J. Smart

Physiology Faculty Publications

Protease inhibitors decrease the viral load in HIV patients, however the patients develop hypertriglyceridemia, hypercholesterolemia, and atherosclerosis. It has been assumed that protease inhibitor–dependent increases in atherosclerosis are secondary to the dyslipidemia. Incubation of THP-1 cells or human PBMCs with protease inhibitors caused upregulation of CD36 and the accumulation of cholesteryl esters. The use of CD36-blocking antibodies, a CD36 morpholino, and monocytes isolated from CD36 null mice demonstrated that protease inhibitor–induced increases in cholesteryl esters were dependent on CD36 upregulation. These data led to the hypothesis that protease inhibitors induce foam cell formation and consequently atherosclerosis by upregulating CD36 and …