Radiation dosimetry.

abstract：:Chemoprotective phytochemicals exhibit multiple activities and interact with several cellular receptors, including the aryl hydrocarbon (Ah) receptor (AhR). In this study we investigated the AhR agonist/antagonist activities of the following flavonoids: chrysin, phloretin, kaempferol, galangin, naringenin, genistein, ...

journal_title：Environmental health perspectives

authors： Zhang S,Qin C,Safe SH

更新日期：2003-12-01 00:00:00

abstract：:We developed a sensitive and accurate analytical method for quantifying methyleugenol (ME) in human serum. Our method uses a simple solid-phase extraction followed by a highly specific analysis using isotope dilution gas chromatography-high resolution mass spectrometry. Our method is very accurate; its limit of detect...

journal_title：Environmental health perspectives

authors： Barr DB,Barr JR,Bailey SL,Lapeza CR Jr,Beeson MD,Caudill SP,Maggio VL,Schecter A,Masten SA,Lucier GW,Needham LL,Sampson EJ

更新日期：2000-04-01 00:00:00

abstract：:The biopersistence of fibers and minerals in the respiratory tract is an important parameter in the toxicity of those materials. The biopersistence of respirable synthetic fibers and minerals in man can be most closely evaluated in an animal model. While acellular and in vitro systems are important for initial evaluat...

journal_title：Environmental health perspectives

authors： Bernstein DM,Mast R,Anderson R,Hesterberg TW,Musselman R,Kamstrup O,Hadley J

更新日期：1994-10-01 00:00:00

abstract：:Human DNA adduct formation (covalent modification of DNA with chemical carcinogens) is a promising biomarker for elucidating the molecular epidemiology of cancer. Classes of compounds for which human DNA adducts have been observed include polycyclic aromatic hydrocarbons (PAHs), nitrosamines, mycotoxins, aromatic amin...

journal_title：Environmental health perspectives

authors： Poirier MC,Weston A

更新日期：1996-10-01 00:00:00

abstract：:In previous attempts to model disposition of 1,3-butadiene in mice and rats, parameter values for 1,2-epoxybut-3-ene metabolism were optimized to reproduce elimination of this gas from closed chambers. However, each of these models predicted much higher concentrations of circulating epoxybutene than were subsequently ...

journal_title：Environmental health perspectives

authors： Kohn MC,Melnick RL

更新日期：2000-10-01 00:00:00

abstract：BACKGROUND:Prenatal and early-life periods may be critical windows for harmful effects of air pollution on infant health. OBJECTIVES:We studied the association of air pollution exposure during pregnancy and the first year of life with respiratory illnesses, ear infections, and eczema during the first 12-18 months of a...

journal_title：Environmental health perspectives

authors： Aguilera I,Pedersen M,Garcia-Esteban R,Ballester F,Basterrechea M,Esplugues A,Fernández-Somoano A,Lertxundi A,Tardón A,Sunyer J

更新日期：2013-03-01 00:00:00

abstract：:Neonatal treatment of female mice with diethystilbestrol (DES) is known to induce ovary-independent persistent proliferation and cornification of vaginal epithelium. This irreversibly changed vaginal epithelium persistently expressed higher levels of c-jun and c-fos mRNAs, which was not altered by postpubertal estroge...

journal_title：Environmental health perspectives

authors： Iguchi T,Fukazawa Y,Bern HA

更新日期：1995-10-01 00:00:00

abstract：BACKGROUND:Population-based studies have estimated health risks of short-term exposure to fine particles using mass of PM(2.5) (particulate matter

journal_title：Environmental health perspectives

authors： Peng RD,Bell ML,Geyh AS,McDermott A,Zeger SL,Samet JM,Dominici F

更新日期：2009-06-01 00:00:00

abstract：:Isolated rat and human hepatocytes in primary culture were shown to metabolize AAF to reactive intermediates which damaged hepatocyte DNA. A significant increase in unscheduled DNA synthesis was detectable by autoradiography in rat and human hepatocytes exposed to concentrations of AAF as low as 1 microM. When rat hep...

journal_title：Environmental health perspectives

authors： Strom SC,Jirtle RL,Michalopoulos G

更新日期：1983-03-01 00:00:00

abstract：BACKGROUND:Microcystin-producing Microcystis bloom is a severe water problem in the world. Some reports indicate that chronic exposure to microcystin may result in liver damage in adults, but information on effects in children is limited. OBJECTIVE:We investigated the relationship between microcystin exposure and live...

journal_title：Environmental health perspectives

authors： Li Y,Chen JA,Zhao Q,Pu C,Qiu Z,Zhang R,Shu W

更新日期：2011-10-01 00:00:00

abstract：BACKGROUND:Rates of preterm birth have been rising over the past several decades. Factors contributing to this trend remain largely unclear, and exposure to environmental contaminants may play a role. OBJECTIVE:We investigated the relationship between phthalate exposure and preterm birth. METHODS:Within a large Mexic...

journal_title：Environmental health perspectives

authors： Meeker JD,Hu H,Cantonwine DE,Lamadrid-Figueroa H,Calafat AM,Ettinger AS,Hernandez-Avila M,Loch-Caruso R,Téllez-Rojo MM

更新日期：2009-10-01 00:00:00

abstract：BACKGROUND:Preimplantation embryo loss during oviduct transit has been observed in adult mice after a 5-day neonatal exposure to the phytoestrogen genistein (Gen; 50 mg/kg/day). OBJECTIVE:We investigated the mechanisms underlying the contribution of the oviduct to infertility. METHODS:Female mice were treated on post...

journal_title：Environmental health perspectives

authors： Jefferson WN,Padilla-Banks E,Phelps JY,Gerrish KE,Williams CJ

更新日期：2011-11-01 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：:Nitroaromatic compounds, ArNO2 have widespread actual or potential use in medicine and cancer therapy. There is direct proof that free-radical metabolites are involved in many applications, and an appreciation of the conceptual basis for their therapeutic differential; however, an understanding of the detailed mechani...

journal_title：Environmental health perspectives

authors： Wardman P

更新日期：1985-12-01 00:00:00

abstract：:Two remote maritime populations were evaluated for their biological exposure to organochlorines in 1989-1990. Because of their high intake of seafood, these two populations have high biological levels. One hundred nine breast milk samples from Inuit women from Arctic Québec were analyzed to determine levels of polychl...

journal_title：Environmental health perspectives

authors： Dewailly E,Ryan JJ,Laliberté C,Bruneau S,Weber JP,Gingras S,Carrier G

更新日期：1994-01-01 00:00:00

abstract：BACKGROUND:Human epidemiological and animal studies suggest that developmental exposure to contaminants that activate the aryl hydrocarbon receptor (AHR) lead to suppression of immune system function throughout life. The persistence of immune deficiency throughout life suggests that the cellular target of AHR activatio...

journal_title：Environmental health perspectives

authors： Laiosa MD,Tate ER,Ahrenhoerster LS,Chen Y,Wang D

更新日期：2016-07-01 00:00:00

abstract：:Haloalkane toxicity originates from attack on biological targets by reactive intermediates derived from haloalkane metabolism by a hemoprotein, cytochrome P-450. Carbon-centered radicals and their peroxyl derivatives are most likely involved. The reactions of iron porphyrin--a model for cytochrome P-450--with various ...

journal_title：Environmental health perspectives

authors： Brault D

更新日期：1985-12-01 00:00:00

abstract：BACKGROUND:Animal studies suggest that early-life lead exposure influences gene expression and production of proteins associated with Alzheimer's disease (AD). OBJECTIVES:We attempted to assess the relationship between early-life lead exposure and potential biomarkers for AD among young men and women. We also attempte...

journal_title：Environmental health perspectives

authors： Mazumdar M,Xia W,Hofmann O,Gregas M,Ho Sui S,Hide W,Yang T,Needleman HL,Bellinger DC

更新日期：2012-05-01 00:00:00

abstract：:This paper summarizes the clinical phenomenology of multiple chemical sensitivity (MCS), outlines the concepts and evidence for the olfactory-limbic, neural sensitization model for MCS, and discusses experimental design implications of the model for exposure-related research. Neural sensitization is the progressive am...

journal_title：Environmental health perspectives

authors： Bell IR,Schwartz GE,Baldwin CM,Hardin EE,Klimas NG,Kline JP,Patarca R,Song ZY

更新日期：1997-03-01 00:00:00

abstract：:Chronic exposure to inorganic arsenic (iAs) has been associated with increased risk of various forms of cancer and of noncancerous diseases. Metabolic conversions of iAs that yield highly toxic and genotoxic methylarsonite (MAsIII) and dimethylarsinite (DMAsIII) may play a significant role in determining the extent an...

journal_title：Environmental health perspectives

authors： Valenzuela OL,Borja-Aburto VH,Garcia-Vargas GG,Cruz-Gonzalez MB,Garcia-Montalvo EA,Calderon-Aranda ES,Del Razo LM

更新日期：2005-03-01 00:00:00

abstract：:Until recently, mutagenicity testing was done on preselected compounds in a manner in which the testing laboratories knew the identity of the substances under test and the "expected" results, i.e., positive for compounds selected because of their carcinogenicity and negative for food additives. There is no completed s...

journal_title：Environmental health perspectives

authors： Valcovic LR

更新日期：1977-10-01 00:00:00

abstract：:This paper concerns the testing for Hardy-Weinberg equilibrium and the estimation of gene frequency in the human leukocyte antigens (HLA) system. An extensive simulation study for both testing and estimation is given for investigating the performance of the projection method by Eguchi and Matsuura, which has a closed ...

journal_title：Environmental health perspectives

authors： Matsuura M,Eguchi S

更新日期：1990-07-01 00:00:00

abstract：BACKGROUND:Traffic noise has been associated with cardiovascular and metabolic disorders. Potential modes of action are through stress and sleep disturbance, which may lead to endocrine dysregulation and overweight. OBJECTIVES:We aimed to investigate the relationship between residential traffic and railway noise and a...

journal_title：Environmental health perspectives

authors： Christensen JS,Raaschou-Nielsen O,Tjønneland A,Overvad K,Nordsborg RB,Ketzel M,Sørensen TIa,Sørensen M

更新日期：2016-03-01 00:00:00

abstract：:In 1996 the U.S. Congress charged the U.S. Environmental Protection Agency to develop a screening program to test chemicals for their possible estrogenic and other endocrine effects. Shortly thereafter, the Chemical Guidelines Program of the Organisation for Economic Co-operation and Development's (OECD) Environmental...

journal_title：Environmental health perspectives

authors： Colborn T

更新日期：2002-06-01 00:00:00

abstract：:In 1998 we published the results of a study suggesting an association between breast cancer and perchloroethylene (PCE; also called tetrachloroethylene) exposure from public drinking water. The present case-control study was undertaken to evaluate this association further. The cases were composed of female residents o...

journal_title：Environmental health perspectives

authors： Aschengrau A,Rogers S,Ozonoff D

更新日期：2003-02-01 00:00:00

abstract：:The pneumoconioses are associated with chronic inflammatory processes during which increased amounts of reactive oxygen species are formed in the lower respiratory tract. To characterize the effect(s) of these processes on the defense system against free radicals, we studied 91 individuals with long-term occupational ...

journal_title：Environmental health perspectives

authors： Engelen JJ,Borm PJ,van Sprundel M,Leenaerts L

更新日期：1990-03-01 00:00:00

abstract：BACKGROUND:Cadmium exposure may increase the risk of cardiovascular disease. The only published longitudinal study on cadmium and incident cardiovascular disease was performed in American Indians with relatively high cadmium exposure. OBJECTIVES:Our aim was to examine the association between blood cadmium at baseline ...

journal_title：Environmental health perspectives

authors： Barregard L,Sallsten G,Fagerberg B,Borné Y,Persson M,Hedblad B,Engström G

更新日期：2016-05-01 00:00:00

abstract：:While the rat pancreas is susceptible to experimental cancer induction, the spontaneous incidence of pancreatic cancer in this species is reported to be very low. However, we observed unusually high incidences of focal acinar hyperplasia and acinar adenoma in vehicle control male F344/N rats of some NCI/NTP 2-year tox...

journal_title：Environmental health perspectives

authors： Boorman GA,Eustis SL

更新日期：1984-06-01 00:00:00

abstract：:Dietary components express a wide range of activities that can affect carcinogenesis. Naturally occurring substances in foods have been shown in laboratory experiments to serve as dietary antimutagens, either as bioantimutagens or as desmutagens. Dietary desmutagens may function as chemical inactivaters, enzymatic ind...

journal_title：Environmental health perspectives

authors： Kohlmeier L,Simonsen N,Mottus K

更新日期：1995-11-01 00:00:00

abstract：BACKGROUND:Previous studies have suggested an effect of high arsenic concentration on cognitive and neurobehavioral function in humans. OBJECTIVE:Our goal was to identify demographic and nutritional factors that are associated with As exposure and the influence of this exposure on cognitive function in school-age chil...

journal_title：Environmental health perspectives

authors： Rosado JL,Ronquillo D,Kordas K,Rojas O,Alatorre J,Lopez P,Garcia-Vargas G,Del Carmen Caamaño M,Cebrián ME,Stoltzfus RJ

更新日期：2007-09-01 00:00:00