Search Results - "PRYOR, W. A"

Cigarette Smoke Radicals and the Role of Free Radicals in Chemical Carcinogenicity by Pryor, William A.

“…This article consists of two parts: a brief overview of the ways in which free radicals can be involved in chemical carcinogenesis, and a review of cigarette…”
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The chemistry of peroxynitrite: a product from the reaction of nitric oxide with superoxide by Pryor, W A, Squadrito, G L

“…Nitric oxide and superoxide, which are produced by several cell types, rapidly combine to form peroxynitrite. This reaction can result in nitric oxide…”
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Role of Free Radicals in the Toxicity of Airborne Fine Particulate Matter by Dellinger, Barry, Pryor, William A, Cueto, Rafael, Squadrito, Giuseppe L, Hegde, Vijay, Deutsch, Walter A

“…Exposure to airborne fine particles (PM2.5) is implicated in excess of 50 000 yearly deaths in the USA as well as a number of chronic respiratory illnesses…”
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Beta Carotene: From Biochemistry to Clinical Trials by Pryor, William A., Stahl, Wilhelm, Rock, Cheryl L.

“…Three large‐scale clinical trials tested the effects of supplemental 8‐carotene on the risk for chronic diseases such as cancer. The populations involved were…”
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Peroxynitrite, a cloaked oxidant formed by nitric oxide and superoxide by Koppenol, W. H, Moreno, J. J, Pryor, William A, Ischiropoulos, H, Beckman, J. S

“…Peroxynitrite [oxoperoxonitrate(1-), ONOO-] may be formed in vivo from superoxide and nitric oxide. The anion is stable, but the acid (pKa = 6.8) decays to…”
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Effects of energy balance of hormones, ovarian activity, and recovered oocytes in lactating Holstein cows using transvaginal follicular aspiration by Kendrick, K W, Bailey, T L, Garst, A S, Pryor, A W, Ahmadzadeh, A, Akers, R M, Eyestone, W E, Pearson, R E, Gwazdauskas, F C

“…The effects of energy balance on hormonal secretion patterns and the structure of recovered oocytes were evaluated in 20 lactating Holstein cows during two…”
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How far does ozone penetrate into the pulmonary air/tissue boundary before it reacts? by Pryor, W A

“…A simple method is suggested for calculating the time it takes ozone to traverse a biological region, such as a bilayer or a cell, and comparing this time to…”
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Oxygen radicals and human disease by Cross, C E, Halliwell, B, Borish, E T, Pryor, W A, Ames, B N, Saul, R L, McCord, J M, Harman, D

“…Toxic oxygen free radicals have been implicated as important pathologic mediators in many clinical disorders. We discuss the chemistry of oxygen radical…”
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The antioxidant nutrients and disease prevention--what do we know and what do we need to find out? by Pryor, WA

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Free-Radical Chemistry of Cigarette Smoke and Its Toxicological Implications by Church, Daniel F., Pryor, William A.

“…Cigarette smoke contains two very different populations of free radicals, one in the tar and one in the gas phase. The tar phase contains several relatively…”
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Biological effects of cigarette smoke, wood smoke, and the smoke from plastics: the use of electron spin resonance by Pryor, W A

“…This review compares and contrasts the chemistry of cigarette smoke, wood smoke, and the smoke from plastics and building materials that is inhaled by persons…”
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Induction of inflammatory mediators in human airway epithelial cells by lipid ozonation products by KAFOURY, R. M, PRYOR, W. A, SQUADRITO, G. L, SALGO, M. G, XIAOYAN ZOU, FRIEDMAN, M

“…We have proposed that exposure of epithelial cell membrane lipids in the lung (mainly phospholipids) to ozone will generate lipid ozonation products (LOP),…”
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The formation of peroxynitrite in vivo from nitric oxide and superoxide by Squadrito, Giuseppe L., Pryor, William A.

“…Peroxynitrite is predicted to be formed in vivo from the reaction of nitric oxide and superoxide. Nitric oxide at concentrations as low as 3 nM is expected to…”
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The role of free radicals in asbestos-induced diseases by Kamp, D W, Graceffa, P, Pryor, W A, Weitzman, S A

“…Asbestos exposure causes pulmonary fibrosis and malignant neoplasms by mechanisms that remain uncertain. In this review, we explore the evidence supporting the…”
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Impact of follicular aspiration on folliculogenesis as influenced by dietary energy and stage of lactation by Gwazdauskas, F C, Kendrick, K W, Pryor, A W, Bailey, T L

“…Prolonged dietary energy restriction has been shown to influence the secretion of ovarian hormones and follicular development. Energy balance affects the…”
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Vitamin E and heart disease:: Basic science to clinical intervention trials by Pryor, William A

“…A review is presented of studies on the effects of vitamin E on heart disease, studies encompassing basic science, animal studies, epidemiological and…”
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Noninvasive measures of oxidative stress status in humans by Pryor, W A, Godber, S S

“…Although oxidative stress is thought to be involved in the pathophysiology of several diseases and aging, it is not routinely measured in clinical diagnosis…”
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A new mechanism for the toxicity of ozone by Pryor, William A., Squadrito, Giuseppe L., Friedman, Mitchell

“…Ozone, with its high reactivity, is entirely consumed as it passes through the first layer of tissue it contacts at the lung/air interface. This layer includes…”
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Milk yield, energy balance, hormone, follicular and oocyte measures in early and mid-lactation Holstein cows by Walters, A.H, Pryor, A.W, Bailey, T.L, Pearson, R.E, Gwazdauskas, F.C

“…The purpose of the study was to determine the influence of energy status on metabolic and endocrine measures, follicular development, and the quality of…”
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Quinoid redox cycling as a mechanism for sustained free radical generation by inhaled airborne particulate matter by Squadrito, G L, Cueto, R, Dellinger, B, Pryor, W A

“…The health effects of airborne fine particles are the subject of government regulation and scientific debate. The aerodynamics of airborne particulate matter,…”
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