Intestinal metabolism.

abstract：BACKGROUND:Air pollutants may induce airway inflammation and sensitization due to generation of reactive oxygen species. The genetic background to these mechanisms could be important effect modifiers. OBJECTIVE:Our goal was to assess interactions between exposure to air pollution and single nucleotide polymorphisms (S...

journal_title：Environmental health perspectives

authors： Melén E,Nyberg F,Lindgren CM,Berglind N,Zucchelli M,Nordling E,Hallberg J,Svartengren M,Morgenstern R,Kere J,Bellander T,Wickman M,Pershagen G

更新日期：2008-08-01 00:00:00

abstract：:Metallothioneins (MTs) are encoded by a multigene family in man. We have isolated those genes and analyzed the structure of some of them. The MT-II variant is encoded by a single functional gene: MT-IIA. The MT-IIB gene is a processed pseudogene derived from a reverse transcript of MT-II mRNA. On the other hand, the M...

journal_title：Environmental health perspectives

authors： Karin M,Richards RI

更新日期：1984-03-01 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：BACKGROUND:The etiologies of the male urogenital anomalies hypospadias and cryptorchidism remain unclear. It has been suggested that maternal diet and environmental contaminants may affect the risk of these anomalies via placental or hormonal disturbances. OBJECTIVES:We examined associations between organic food consu...

journal_title：Environmental health perspectives

authors： Brantsæter AL,Torjusen H,Meltzer HM,Papadopoulou E,Hoppin JA,Alexander J,Lieblein G,Roos G,Holten JM,Swartz J,Haugen M

更新日期：2016-03-01 00:00:00

abstract：:Adults eating a Western diet digest and absorb ingested food containing approximately 100 g fat, 350 g carbohydrate, and 75 g protein daily. Normal fat absorption requires adequate gastric, pancreatic, liver-biliary, mucosal, and lymphatic function. Carbohydrate and protein absorption is much less dependent on liver-b...

journal_title：Environmental health perspectives

authors： Heizer WD

更新日期：1979-12-01 00:00:00

abstract：:In this study, we determined the biologic activity of dichloromethane-extracted particulate matter < 10 micro m in aerodynamic diameter (PM10) obtained from filters at three sites in the Paso del Norte airshed, which includes El Paso, Texas, USA; Juarez, Chihuahua, Mexico, and Sunland Park, New Mexico, USA. The extrac...

journal_title：Environmental health perspectives

authors： Arrieta DE,Ontiveros CC,Li WW,Garcia JH,Denison MS,McDonald JD,Burchiel SW,Washburn BS

更新日期：2003-08-01 00:00:00

abstract：:In rats, a single administration of acrylonitrile (vinyl cyanide) produces a rapidly occurring bilateral adrenal apoplexy. Structure-activity studies have shown that a close derivative, propionitrile (ethyl cyanide), causes duodenal ulcer without markedly affecting the adrenal glands. Prolonging the two-carbon chain o...

journal_title：Environmental health perspectives

authors： Szabo S,Reynolds ES

更新日期：1975-06-01 00:00:00

abstract：:The combination of cigarette smoke and high-level occupational asbestos exposure produces a synergistic increase in the incidence of lung cancer; however, smoking does not affect the incidence of mesothelioma. Here we present the results of tests of two theories that have been proposed to explain this phenomenon; name...

journal_title：Environmental health perspectives

authors： Sekhon HS,Keeling B,Churg A

更新日期：1993-09-01 00:00:00

abstract：:With the "graying of America," the prevalence of neurodegenerative diseases such as Alzheimer disease (AD) and Parkinson disease (PD) will make increasingly greater demands on Medicare/Medicaid resources, which will greatly strain the national economy. It is imperative that prevention and intervention strategies for t...

journal_title：Environmental health perspectives

authors：

更新日期：1999-07-01 00:00:00

abstract：:The potential danger of natural mercury accumulation in the diet of the Eskimo is evaluated through mercury levels determined in cord blood, placenta, maternal blood, hair, and milk of 38 maternal-infant pairs from Anchorage and the Yukon-Kuskokwim Delta. Although mercury levels are not discernably dangerous, trends t...

journal_title：Environmental health perspectives

authors： Galster WA

更新日期：1976-06-01 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：BACKGROUND:Thallium (Tl) is a highly toxic heavy metal widely present in the environment. Case reports have suggested that maternal exposure to high levels of Tl during pregnancy is associated with low birth weight (LBW), but epidemiological data are limited. OBJECTIVES:This study was designed to evaluate whether pren...

journal_title：Environmental health perspectives

authors： Xia W,Du X,Zheng T,Zhang B,Li Y,Bassig BA,Zhou A,Wang Y,Xiong C,Li Z,Yao Y,Hu J,Zhou Y,Liu J,Xue W,Ma Y,Pan X,Peng Y,Xu S

更新日期：2016-01-01 00:00:00

abstract：:Polychlorinated biphenyls (PCBs) are a family of persistent organic contaminants suspected to cause adverse effects in wildlife and humans. In rodents, PCBs bind to the aryl hydrocarbon (AhR) and pregnane X receptors (PXR) inducing the expression of catabolic cytochrome p450 enzymes of the CYP1A and 3A families. We fo...

journal_title：Environmental health perspectives

authors： Tabb MM,Kholodovych V,Grün F,Zhou C,Welsh WJ,Blumberg B

更新日期：2004-02-01 00:00:00

abstract：:Relative potencies for 30 compounds scheduled for carcinogenic testing in the 2-year rodent bioassays were estimated based on comparisons with a wide variety of bioassay data for benzo[a]pyrene, nicotine, cisplatin, aflatoxin B1, and cyclophosphamide. Potential for oncogenic transformation of each of the compounds was...

journal_title：Environmental health perspectives

authors： Jones TD,Easterly CE

更新日期：1996-10-01 00:00:00

abstract：:Epidemiologic studies report associations between particulate air pollution and cardiopulmonary morbidity and mortality. Although the underlying pathophysiologic mechanisms remain unclear, it has been hypothesized that altered autonomic function and pulmonary/systemic inflammation may play a role. In this study we exp...

journal_title：Environmental health perspectives

authors： Pope CA 3rd,Hansen ML,Long RW,Nielsen KR,Eatough NL,Wilson WE,Eatough DJ

更新日期：2004-03-01 00:00:00

abstract：:Carbon tetrachloride produces liver cell injury in a variety of animal species. The first structurally recognizable changes occur in the endoplasmic reticulum, with alteration in ribosome-membrane interactions. Later there is an increase in intracellular fat, and the formation of tangled nets of the ergastoplasm. At n...

journal_title：Environmental health perspectives

authors： Smuckler EA

更新日期：1976-06-01 00:00:00

abstract：BACKGROUND:The impact of prenatal lead exposure on neurodevelopment remains unclear in terms of consistency, the trimester of greatest vulnerability, and the best method for estimating fetal lead exposure. OBJECTIVE:We studied prenatal lead exposure's impact on neurodevelopment using repeated measures of fetal dose as...

journal_title：Environmental health perspectives

authors： Hu H,Téllez-Rojo MM,Bellinger D,Smith D,Ettinger AS,Lamadrid-Figueroa H,Schwartz J,Schnaas L,Mercado-García A,Hernández-Avila M

更新日期：2006-11-01 00:00:00

abstract：BACKGROUND:Exposure to inorganic arsenic is associated with numerous adverse health outcomes, with susceptibility differing by sex. Although evidence from in vitro studies suggests that arsenic alters post-translational histone modifications (PTHMs), evidence in humans is limited. OBJECTIVES:The objectives were to det...

journal_title：Environmental health perspectives

authors： Howe CG,Liu X,Hall MN,Slavkovich V,Ilievski V,Parvez F,Siddique AB,Shahriar H,Uddin MN,Islam T,Graziano JH,Costa M,Gamble MV

更新日期：2016-08-01 00:00:00

abstract：BACKGROUND:The pesticide atrazine does not bind to or activate the classical estrogen receptor (ER), but it up-regulates the aromatase activity in estrogen-sensitive tumor cells. The G protein estrogen receptor (GPR30/GPER) has been reported to be involved in certain biological responses to endogenous estrogens and env...

journal_title：Environmental health perspectives

authors： Albanito L,Lappano R,Madeo A,Chimento A,Prossnitz ER,Cappello AR,Dolce V,Abonante S,Pezzi V,Maggiolini M

更新日期：2015-05-01 00:00:00

abstract：:An important public health challenge has been the need to protect children's health. To accomplish this goal, the scientific community needs scientifically based child-specific risk assessment methods. Critical to their development is the need to understand mechanisms underlying children's sensitivity to environmental...

journal_title：Environmental health perspectives

authors： Faustman EM,Silbernagel SM,Fenske RA,Burbacher TM,Ponce RA

更新日期：2000-03-01 00:00:00

abstract：:Polychlorinated dibenzo-p-dioxins (PCDDs, dioxins), polychlorinated dibenzofurans (PCDFs), and polychlorinated biphenyls (PCBs) are environmental endocrine disruptors that have half-lives of 7-10 years in the human body and have toxicities that probably include carcinogenesis. A high ratio of 4-hydroxyl estradiol (4-O...

journal_title：Environmental health perspectives

authors： Wang SL,Chang YC,Chao HR,Li CM,Li LA,Lin LY,Päpke O

更新日期：2006-05-01 00:00:00

abstract：:The capacity of in vitro bioassays to detect the potential carcinogenicity of metal compounds is reviewed. The in vitro bioassays discussed include: bacterial reversion analysis to determine the capacity of metal salts to revert Salmonella typhimurium histidine auxotrophs or to revert Escherichia coli WP 2 tryp- to tr...

journal_title：Environmental health perspectives

authors： Sirover MA

更新日期：1981-08-01 00:00:00

abstract：:The problem of byssinosis has plagued cotton textile mills for hundreds of years, and it is still a problem today. With the regulations on airborne raw cotton dust set by OSHA and the ACGIH, research regarding the measurement of cotton dust in lint fiber is a necessity. A procedure known as the mass concentration part...

journal_title：Environmental health perspectives

authors： Parnell CB Jr,Niles GA,Rutherford RD

更新日期：1986-04-01 00:00:00

abstract：BACKGROUND:Humans have been exposed to fine and ultrafine particles throughout their history. Since the Industrial Revolution, sources, doses, and types of nanoparticles have changed dramatically. In the last decade, the rapidly developing field of nanotechnology has led to an increase of engineered nanoparticles with ...

journal_title：Environmental health perspectives

authors： Wick P,Malek A,Manser P,Meili D,Maeder-Althaus X,Diener L,Diener PA,Zisch A,Krug HF,von Mandach U

更新日期：2010-03-01 00:00:00

abstract：:[35S]t-Butylbicyclophosphorothionate or [35S]TBPS is an improved radioligand for the picrotoxinin binding site in rat brain synaptic membranes. The toxic isomers of the hexachlorocyclohexanes, polychlorobornanes, and chlorinated cyclodienes displace [35S]TBPS with a stereospecificity and potency generally correlated w...

journal_title：Environmental health perspectives

authors： Casida JE,Lawrence LJ

更新日期：1985-09-01 00:00:00

abstract：BACKGROUND:Agricultural use of antimicrobials in subtherapeutic concentrations is increasing in response to the rising demand for food animal products worldwide. In India, the use of antimicrobials in food animal production is unregulated. Research suggests that many clinically important antimicrobials are used indiscr...

journal_title：Environmental health perspectives

authors： Brower CH,Mandal S,Hayer S,Sran M,Zehra A,Patel SJ,Kaur R,Chatterjee L,Mishra S,Das BR,Singh P,Singh R,Gill JPS,Laxminarayan R

更新日期：2017-07-20 00:00:00

abstract：:This cross-sectional study examined the association between environmental lead measurements surrounding a Los Angeles County battery recycling facility and the blood lead levels of the children living nearby. Environmental lead measurements and blood lead levels of young children living in a community adjacent to a st...

journal_title：Environmental health perspectives

authors： Wohl AR,Dominguez A,Flessel P

更新日期：1996-03-01 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：BACKGROUND:Millions of people worldwide consume arsenic-contaminated rice; however, little is known about the uptake and bioavailability of arsenic species after arsenic-contaminated rice ingestion. OBJECTIVES:In this study, we assessed arsenic speciation in greenhouse-grown and supermarket-bought rice, and determined...

journal_title：Environmental health perspectives

authors： Juhasz AL,Smith E,Weber J,Rees M,Rofe A,Kuchel T,Sansom L,Naidu R

更新日期：2006-12-01 00:00:00

abstract：:The current Good Manufacturing Practice (cGMP) and effluent emission (use and disposal) regulations of the U.S. Food and Drug Administration (FDA) and manufacturing effluent discharge and emission regulations of the U.S. Environmental Protection Agency (U.S. EPA) require contained manufacture, use, and disposal of pha...

journal_title：Environmental health perspectives

authors： Velagaleti R,Burns PK,Gill M,Prothro J

更新日期：2002-03-01 00:00:00