Search Results - "O'Brien, R F"

Role of cyclic adenosine monophosphate in the induction of endothelial barrier properties by Stelzner, T J, Weil, J V, O'Brien, R F

“…Cyclic adenosine monophosphate (AMP) has numerous important effects on cell structure and function, but its role in endothelial cells is unclear. Since cyclic…”
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Increased lung endothelin-1 production in rats with idiopathic pulmonary hypertension by Stelzner, T J, O'Brien, R F, Yanagisawa, M, Sakurai, T, Sato, K, Webb, S, Zamora, M, McMurtry, I F, Fisher, J H

“…The role of endogenous circulating or locally produced endothelin-1 (ET-1) in pulmonary hypertensive states is unknown. To investigate this we measured ET-1…”
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Serosanguineous pleural effusions in AIDS-associated Kaposi's sarcoma by O'Brien, R F, Cohn, D L

“…We describe the clinical course and pleural fluid findings in patients with AIDS-associated pleural KS and survival analysis of cases from the Colorado…”
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Hypoxia-induced increases in pulmonary transvascular protein escape in rats: modulation by glucocorticoids by STELZNER, T. J, O'BRIEN, R. F, SATO, K, WAEIL, J. V

“…Pulmonary edema after ascent to altitude is well recognized but its pathogenesis is poorly understood. To determine whether altitude exposure increases lung…”
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Paradoxical constriction to platelets by arteries from rats with pulmonary hypertension by Ashmore, R C, Rodman, D M, Sato, K, Webb, S A, O'Brien, R F, McMurtry, I F, Stelzner, T J

“…We recently described the early appearance of pulmonary hypertension in the fawn-hooded rat (FHR), an animal with platelet storage pool disease also known to…”
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Polycystic Ovary Syndrome in Adolescents by O'Brien, R.F., MD, Emans, S.J., MD

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Application of intrawell testing of RCRA groundwater monitoring data when no upgradient well exists by CHOU, Charissa J, O'BRIEN, Robert F, BARNETT, D. Brent

“…A statistical quality control approach to detect changes in groundwater quality from a regulated waste unit is described. The approach applies the combined…”
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Serum angiotensin converting enzyme levels in AIDS by O'Brien, R F, Cohn, D L

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Invertebrate cytokines: the phylogenetic emergence of interleukin-1 by Beck, G, O'Brien, R F, Habicht, G S

“…Cytokines are polypeptides released by activated vertebrate blood cells which have profound effects on other blood cells and which have hormone-like properties…”
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Serum endothelin-1 concentrations and cold provocation in primary Raynaud's phenomenon by Zamora, M R, O'Brien, R F, Rutherford, R B, Weil, J V

“…To determine whether the vasoconstriction in Raynaud's phenomenon is associated with raised concentrations of the endothelium-derived vasoconstrictor…”
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Hypoxic contraction of isolated rat pulmonary artery by Rodman, D M, Yamaguchi, T, O'Brien, R F, McMurtry, I F

“…This study was undertaken to test if isolated rat pulmonary artery (PA) rings contract in response to hypoxia, if the response behaves similarly to previously…”
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Pulmonary capillaritis and alveolar hemorrhage associated with the antiphospholipid antibody syndrome by Crausman, R S, Achenbach, G A, Pluss, W T, O'Brien, R F, Jennings, C A

“…Pulmonary hemorrhage due to small vessel vasculitis is a well recognized complication of many autoimmune and collagen vascular disorders. The antiphospholipid…”
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Endothelin 1 causes pulmonary vasodilation in rats by Hasunuma, K, Rodman, D M, O'Brien, R F, McMurtry, I F

“…Endothelin 1 (ET-1), a peptide produced by endothelial cells, causes transient dilation of some systemic vascular beds. To test whether low concentrations of…”
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Effects of inhibitors of EDRF and EDHF on vasoreactivity of perfused rat lungs by Hasunuma, K, Yamaguchi, T, Rodman, D M, O'Brien, R F, McMurtry, I F

“…Recent studies indicate that the endothelium of isolated rat pulmonary arteries releases two different factors, endothelium-derived relaxing factor (EDRF) and…”
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Effects of hypoxia on endothelium-dependent relaxation of rat pulmonary artery by Rodman, D M, Yamaguchi, T, Hasunuma, K, O'Brien, R F, McMurtry, I F

“…We have previously reported that the isolated rat branch pulmonary artery (PA) contracts when made hypoxic and that the contraction is dependent in large part…”
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Sustained coronary vasoconstriction provoked by a peptidergic substance released from endothelial cells in culture by Gillespie, M N, Owasoyo, J O, McMurtry, I F, O'Brien, R F

“…Recent reports have shown that cultured endothelial cells release into the culture medium a substance (or substances) that contracts isolated preparations of…”
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Protein kinase C activation allows pulmonary artery smooth muscle cells to proliferate to hypoxia by Dempsey, E C, McMurtry, I F, O'Brien, R F

“…Pulmonary artery (PA) smooth muscle cell (SMC) proliferation occurs with hypoxic pulmonary hypertension in vivo. However, proliferation of cultured PA SMC to…”
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Late disassembly of a modular acetabular component. A case report by O'Brien, R F, Chess, D

“…Disassembly of metal-backed acetabular components used for total hip arthroplasty is becoming more common in both preassembled and modular designs. This…”
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Blood and bronchoalveolar lavage endothelin-1 levels in nocturnal asthma by Kraft, M, Beam, W R, Wenzel, S E, Zamora, M R, O'Brien, R F, Martin, R J

“…Endothelin-1 (ET-1) is a potent endogenous vasoconstrictor that was recently shown to exhibit bronchoconstrictive properties in vitro. In asthmatic patients,…”
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Endothelial cells in culture produce a vasoconstrictor substance by O'Brien, R F, Robbins, R J, McMurtry, I F

“…We report that cultured vascular endothelial cells release into the culture medium a vasoconstrictor peptide, a substance we call an endothelium-derived…”
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