Oncogenes and radiation carcinogenesis.

abstract：:Occupational and environmental asbestos exposure continues to represent a public health problem, despite increasingly restrictive laws adopted by most industrialized countries. Peritoneal mesothelioma is a rare and aggressive asbestos-related malignancy. We present the case of a 65-year-old man who developed recurrent...

journal_title：Environmental health perspectives

authors： Fonte R,Gambettino S,Melazzini M,Scelsi M,Zanon C,Candura SM

更新日期：2004-04-01 00:00:00

abstract：:The National Urban Air Toxics Research Center (NUATRC) hosted its first scientific workshop in 1994 that focused on possible relationships between air toxics and asthma. From that meeting came recommendations for future research including a need for more complete individual personal exposure assessments so that determ...

journal_title：Environmental health perspectives

authors： Larsen GL,Beskid C,Shirnamé-Moré L

更新日期：2002-08-01 00:00:00

abstract：:We evaluated the effect of chronic exposure to dioxin and dioxin-like compounds on the pancreas in female Harlan Sprague-Dawley rats. This investigation represents part of an ongoing National Toxicology Program initiative to determine the relative potency of chronic toxicity and carcinogenicity of polychlorinated diox...

journal_title：Environmental health perspectives

authors： Nyska A,Jokinen MP,Brix AE,Sells DM,Wyde ME,Orzech D,Haseman JK,Flake G,Walker NJ

更新日期：2004-06-01 00:00:00

abstract：:Methylcobalamin (methyl-B12) has been implicated in the biomethylation of the heavy metals (mercury, tin, platinum, gold, and thallium) as well as the metalloids (arsenic, selenium, tellurium and sulfur). In addition, methylcobalamin has been shown to react with lead, but the lead-alkyl product is unstable in water. D...

journal_title：Environmental health perspectives

authors： Ridley WP,Dizikes L,Cheh A,Wood JM

更新日期：1977-08-01 00:00:00

abstract：:The available data on the influence of selenium on the toxicity of methylmercury and of methylmercury on selenium as a nutrient and toxic agent are reviewed. Selenium as selenite has a relative protective effect on acute and subacute toxicity of methylmercury in the rat and the quail. The protective mechanism is far f...

journal_title：Environmental health perspectives

authors： Skerfving S

更新日期：1978-08-01 00:00:00

abstract：:Lipocortins are structurally related, glucocorticoid-inducible proteins that inhibit phospholipase A2 (PLA2), thereby reducing the liberation of arachidonic acid from phospholipids and so limiting the synthesis of eicosanoid inflammatory mediators. This study is the first demonstration of one lipocortin, lipocortin 1 ...

journal_title：Environmental health perspectives

authors： Smith SF,Tetley TD,Guz A,Flower RJ

更新日期：1990-04-01 00:00:00

abstract：BACKGROUND:Maternal factors are implicated in the onset of childhood asthma. Differentiation of naïve CD4+ T lymphocytes into pro-allergic T-helper 2 cells induces interleukin (IL)4 expression and inhibits interferon (IFN)γ expression accompanied by concordant methylation changes in the promoters of these genes. Howeve...

journal_title：Environmental health perspectives

authors： Tang WY,Levin L,Talaska G,Cheung YY,Herbstman J,Tang D,Miller RL,Perera F,Ho SM

更新日期：2012-08-01 00:00:00

abstract：:Collaborative studies were performed to develop a functional assay for fish-killing activity produced by Pfiesteria piscicida. Eight cell lines were used to screen organic fractions and residual water fraction by using a 3-[4, 5-dimethylthiazol-(2-4)]-diphenyltetrazolium bromide cytotoxicity assay. Diethyl ether and a...

journal_title：Environmental health perspectives

authors： Fairey ER,Edmunds JS,Deamer-Melia NJ,Glasgow H Jr,Johnson FM,Moeller PR,Burkholder JM,Ramsdell JS

更新日期：1999-09-01 00:00:00

abstract：BACKGROUND:Methylmercury (MeHg) may affect fetal growth; however, prior research often lacked assessment of mercury speciation, confounders, and interactions. OBJECTIVE:Our objective was to assess the relationship between MeHg and fetal growth as well as the potential for confounding or interaction of this relationshi...

journal_title：Environmental health perspectives

authors： Wells EM,Herbstman JB,Lin YH,Jarrett J,Verdon CP,Ward C,Caldwell KL,Hibbeln JR,Witter FR,Halden RU,Goldman LR

更新日期：2016-03-01 00:00:00

abstract：:Inhaled asbestos fibers may contribute to three-fourths of malignant mesotheliomas diagnosed in men and almost 40% of cases diagnosed in women. Bans on the manufacture and sale of amphibole asbestos fibers are expected to reduce the incidence of mesothelioma, but the long latency period from initial exposure to clinic...

journal_title：Environmental health perspectives

authors： Tse LA,Yu IT,Goggins W,Clements M,Wang XR,Au JS,Yu KS

更新日期：2010-03-01 00:00:00

abstract：:In vivo bone lead measurement using K X-ray fluorescence (KXRF) has been used to estimate long-term lead exposure, especially in adults. Relatively few studies have been conducted on young subjects with this technique. To explore the measurement variability of KXRF bone lead measurements in young subjects, the tibiae ...

journal_title：Environmental health perspectives

authors： Hoppin JA,Aro A,Hu H,Ryan PB

更新日期：2000-03-01 00:00:00

abstract：:As a result of the Leadership Conference on Biomedical Research and the Environment, the Facilities Committee focused its work on the development of best environmental practices at biomedical research facilities at the university and independent research facility level as well as consideration of potential involvement...

journal_title：Environmental health perspectives

authors： Medlin EL,Grupenhoff JT

更新日期：2000-12-01 00:00:00

abstract：:Numerous publications and reports have expressed health and safety concerns about the production and use of nanoparticles, especially in areas of exposure monitoring, personal use, and environmental fate and transport. We suggest that stable isotopic tracers, which have been used widely in the earth sciences and in me...

journal_title：Environmental health perspectives

authors： Gulson B,Wong H

更新日期：2006-10-01 00:00:00

abstract：:Low-dose extrapolation model selection for evaluating the health effects of environmental pollutants is a key component of the risk assessment process. At a workshop held in Baltimore, Maryland, on 23-24 April 2007, sponsored by U.S. Environmental Protection Agency and Johns Hopkins Risk Sciences and Public Policy Ins...

journal_title：Environmental health perspectives

authors： White RH,Cote I,Zeise L,Fox M,Dominici F,Burke TA,White PD,Hattis DB,Samet JM

更新日期：2009-02-01 00:00:00

abstract：:The problems of quantitating chrysotile in water by fiber count techniques are reviewed briefly and the use of mass quantitation is suggested as a preferable measure. Chrysotile fiber has been found in almost every sample of natural water examined, but generally transmission electron miscroscopy (TEM) is required beca...

journal_title：Environmental health perspectives

authors： Speil S

更新日期：1974-12-01 00:00:00

abstract：BACKGROUND:Particulate matter ≤ 2.5 μm in aerodynamic diameter (PM2.5) has been consistently associated with preterm birth (PTB) to varying degrees, but roles of PM2.5 species have been less studied. OBJECTIVE:We estimated risk differences (RD) of PTB (reported per 106 pregnancies) associated with change in ambient co...

journal_title：Environmental health perspectives

authors： Rappazzo KM,Daniels JL,Messer LC,Poole C,Lobdell DT

更新日期：2015-10-01 00:00:00

abstract：BACKGROUND:Evidence suggests that cardiovascular effects of air pollution are mediated by inflammation and that air pollution can induce genetic expression of the interleukin-6 gene (IL6). OBJECTIVES:We investigated whether IL6 and fibrinogen gene variants can affect plasma IL-6 responses to air pollution in patients ...

journal_title：Environmental health perspectives

authors： Ljungman P,Bellander T,Schneider A,Breitner S,Forastiere F,Hampel R,Illig T,Jacquemin B,Katsouyanni K,von Klot S,Koenig W,Lanki T,Nyberg F,Pekkanen J,Pistelli R,Pitsavos C,Rosenqvist M,Sunyer J,Peters A

更新日期：2009-09-01 00:00:00

abstract：:An estimated 8000 children 0 to 14 years of age are diagnosed annually with cancer in the United States. Leukemia and brain tumors are the most common childhood malignancies, accounting for 30 and 20% of newly diagnosed cases, respectively. From 1975 to 1978 to 1987 to 1990, cancer among white children increased sligh...

journal_title：Environmental health perspectives

authors： Zahm SH,Devesa SS

更新日期：1995-09-01 00:00:00

abstract：:Epidemiological studies report a small but positive association between short-term increases in airborne particulate matter and small increases in morbidity and mortality from respiratory and cardiovascular disease in urban areas. However, the lack of a mechanistic explanation to link particle exposure and human healt...

journal_title：Environmental health perspectives

authors： Holian A,Hamilton RF Jr,Morandi MT,Brown SD,Li L

更新日期：1998-03-01 00:00:00

abstract：BACKGROUND:There is general concern that persistent organic pollutants (POPs) found in the environment, wildlife, food, water, house dust, human tissues, and fluids may alter normal human physiologic activities (e.g., fetal development, immune and endocrine systems). Although the levels of some POPs [polychlorinated bi...

journal_title：Environmental health perspectives

authors： Doucet J,Tague B,Arnold DL,Cooke GM,Hayward S,Goodyer CG

更新日期：2009-04-01 00:00:00

abstract：:Some of the statistical properties of a simple two-stage model of carcinogenesis are explored. The implications of additive treatment effects versus independent treatment effects on the shape of the dose-response curve are considered. Response that is low-dose linear results in the cases where the mutation rates are a...

journal_title：Environmental health perspectives

authors： Portier CJ

更新日期：1987-12-01 00:00:00

abstract：:Humans are exposed to a large number of environmental chemicals: Some of these may be toxic, and many others have unknown or poorly characterized health effects. There is intense interest in determining the impact of exposure to environmental chemical mixtures on human health. As the study of mixtures continues to evo...

journal_title：Environmental health perspectives

authors： Braun JM,Gennings C,Hauser R,Webster TF

更新日期：2016-01-01 00:00:00

abstract：:Polychlorinated biphenyls (PCBs) are persistent pollutants that are ubiquitous in the food chain, and detectable amounts are in the blood of almost every person in most populations that have been examined. Extensive evidence from animal studies shows that PCBs are neurotoxins, even at low doses. Interpretation of huma...

journal_title：Environmental health perspectives

authors： Longnecker MP,Wolff MS,Gladen BC,Brock JW,Grandjean P,Jacobson JL,Korrick SA,Rogan WJ,Weisglas-Kuperus N,Hertz-Picciotto I,Ayotte P,Stewart P,Winneke G,Charles MJ,Jacobson SW,Dewailly E,Boersma ER,Altshul LM,Heinzow B

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND:Hexavalent chromium [Cr(VI)] is recognized as a human carcinogen via inhalation. However, the molecular mechanisms by which Cr(VI) causes cancers are not well understood. OBJECTIVES:We evaluated cyclooxygenase-2 (COX-2) expression and the signaling pathway leading to this induction due to Cr(VI) exposure in...

journal_title：Environmental health perspectives

authors： Zuo Z,Cai T,Li J,Zhang D,Yu Y,Huang C

更新日期：2012-04-01 00:00:00

abstract：:Methylation is considered the detoxification pathway for inorganic arsenic (InAs), an established human carcinogen. Urinary speciation analysis is used to assess the distribution of metabolites [monomethylarsonate (MMA), dimethylarsinate (DMA), and unmethylated arsenic (InAs)], as indicators of methylation capacity. W...

journal_title：Environmental health perspectives

authors： Hopenhayn-Rich C,Biggs ML,Smith AH,Kalman DA,Moore LE

更新日期：1996-06-01 00:00:00

abstract：:Organophosphates in increasing amounts and wider varieties of molecular structure are being used to replace the organochlorine pesticides. It has been assumed that the organophosphates as a class would have a minimal chronic toxicity due to rapid hydrolysis and an unfavorable partitioning as regards to lipids. The phy...

journal_title：Environmental health perspectives

authors： Freed VH,Haque R,Schmedding D,Kohnert R

更新日期：1976-02-01 00:00:00

abstract：:Health is defined as homeostasis of the cellular ecology, and a state where there has not been an inordinate loss, reversible or irreversible, of the structural and/or functional reserves of the body. An adverse health effect is defined as the causation, promotion, facilitation and/or exacerbation of a structural and/...

journal_title：Environmental health perspectives

authors： Sherwin RP

更新日期：1983-10-01 00:00:00

abstract：:In 1998, the Helicobacter pylori [(13)C]urea breath test was offered to all school beginners (birth cohort 1991/1992) in the city of Leipzig and in Leipzig County, Germany, to determine the colonization prevalence and potential transmission pathways of the bacterium. A total of 3,347 school beginners participated in t...

journal_title：Environmental health perspectives

authors： Herbarth O,Krumbiegel P,Fritz GJ,Richter M,Schlink U,Müller DM,Richter T

更新日期：2001-06-01 00:00:00

abstract：:A simplified mathematical model which made use of Fick's laws of diffusion written in spherical coordinates was developed to describe the rate of diffusion of residual monomers from polymer resins. The properties of the monomer-polymer system which influenced the amount of monomer remaining in the polymer as a functio...

journal_title：Environmental health perspectives

authors： Piver WT

更新日期：1976-10-01 00:00:00

abstract：:Counties in the United States have been identified with chemical establishments whose primary manufacturing processes use vinyl chloride. Site-specific cancer mortality comparisons have revealed an excess of multiple myeloma in males associated with two of the manufacturing categories, synthetic rubber and synthetic f...

journal_title：Environmental health perspectives

authors： Mason TJ

更新日期：1975-06-01 00:00:00