Reactive oxygen species: their relation to pneumoconiosis and carcinogenesis.

abstract：:The effects of DEHP on sperm morphology and on peripheral blood micronuclei were studied for 12 weeks following five subacute IP injections of DEHP at 1/6, 1/12, and 1/60 of the LD50 per day. Sperm morphology was examined in both adult mice and rats, while peripheral blood micronuclei were scored in mice up to 4 weeks...

journal_title：Environmental health perspectives

authors： Douglas GR,Hugenholtz AP,Blakey DH

更新日期：1986-03-01 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 mutagenic activities of several phthalate esters have been evaluated in an 8-azaguanine resistance assay in Salmonella typhimurium. Three phthalate esters were found to be mutagenic: dimethyl phthalate, diethyl phthalate and di-n-butyl phthalate. A number of other phthalate esters were not found to be mutagenic, i...

journal_title：Environmental health perspectives

authors： Seed JL

更新日期：1982-11-01 00:00:00

abstract：:Lead is a male reproductive toxicant. Data suggest that rats dosed with relatively high levels of lead acetate for short periods of time induced changes in the hypothalamic gonadotropin-releasing hormone (GnRH) at the molecular level, but these changes were attenuated with increased concentration of exposure. The curr...

journal_title：Environmental health perspectives

authors： Sokol RZ,Wang S,Wan YJ,Stanczyk FZ,Gentzschein E,Chapin RE

更新日期：2002-09-01 00:00:00

abstract：:Neurobehavioral toxicology is now established as a core discipline of the environmental health sciences. Despite its recognized scientific prowess, stemming from its deep roots in psychology and neuroscience and its acknowledged successes, it faces additional demands and challenges. The latter, in fact, are a product ...

journal_title：Environmental health perspectives

authors： Weiss B,Elsner J

更新日期：1996-04-01 00:00:00

abstract：:The potential impact of an agent altering male reproductive function is greater for humans than for animals. Consequently, it is essential that sensitive criteria be used to look for effects on a multiplicity of target sites when an agent is evaluated using an animal model. No animal model has reproductive characteris...

journal_title：Environmental health perspectives

authors： Amann RP

更新日期：1986-12-01 00:00:00

abstract：:A comprehensive effort was undertaken to identify articles demonstrating chemical hormesis. Nearly 4000 potentially relevant articles were retrieved from preliminary computer database searches by using various key word descriptors and extensive cross-referencing. A priori evaluation criteria were established including...

journal_title：Environmental health perspectives

authors： Calabrese EJ,Baldwin LA

更新日期：1998-02-01 00:00:00

abstract：:Most of the general population is exposed to carbaryl and other contemporary-use insecticides at low levels. Studies of laboratory animals, in addition to limited human data, show an association between carbaryl exposure and decreased semen quality. In the present study we explored whether environmental exposures to 1...

journal_title：Environmental health perspectives

authors： Meeker JD,Ryan L,Barr DB,Herrick RF,Bennett DH,Bravo R,Hauser R

更新日期：2004-12-01 00:00:00

abstract：:Cofactors involved in respiratory tract carcinogenesis were studied in Syrian golden hamsters or in rats using benzo(a)pyrene as the carcinogenic agent. These factors included severe tissue damage induced by electro-coagulation, glass fibers administered by intratracheal instillation, acetaldehyde as irritant vapor, f...

journal_title：Environmental health perspectives

authors： Reuzel PG,Feron VJ,Spit BJ,Beems RB,Kroes R

更新日期：1983-04-01 00:00:00

abstract：:Fanconi anemia (FA) is an autosomal recessive disorder characterized by diverse developmental abnormalities, progressive bone marrow failure, and a markedly increased incidence of malignancy. FA cells are hypersensitive to DNA cross-linking agents, suggesting a general defect in the repair of DNA cross-links. Some for...

journal_title：Environmental health perspectives

authors： Vilcheck SK,O'Brien TJ,Pritchard DE,Ha L,Ceryak S,Fornsaglio JL,Patierno SR

更新日期：2002-10-01 00:00:00

abstract：:Following our first report on elevated polybrominated diphenyl ether (PBDE) concentrations in California women, we expanded our investigation to include diverse groups of local women. We analyzed additional adipose and serum samples collected in the late 1990s from San Francisco Bay Area women participating in a breas...

journal_title：Environmental health perspectives

authors： Petreas M,She J,Brown FR,Winkler J,Windham G,Rogers E,Zhao G,Bhatia R,Charles MJ

更新日期：2003-07-01 00:00:00

abstract：:Many thousand organic compounds are in common use and new ones introduced daily. With many of these materials, little is known about their toxic hazard. For years scientists have been investigating the relation of structure and properties to biological activity. Among the factors relating to toxicity are bioaccumulati...

journal_title：Environmental health perspectives

authors： Freed VH,Chiou CT,Schmedding D,Kohnert R

更新日期：1979-06-01 00:00:00

abstract：:The discovery of the potent mutagenicity of AF-2, which was once used in Japan as a food preservative, has exerted a great influence not only on screening procedures for carcinogenic compounds but also on legislative approaches to mutagenic substances. It promoted the synthesis of exceedingly sensitive and reliable te...

journal_title：Environmental health perspectives

authors： Tazima Y

更新日期：1979-04-01 00:00:00

abstract：BACKGROUND:Agricultural work and occupational pesticide use have been associated with increased risk of renal cell carcinoma (RCC), the most common form of kidney cancer. However, few prospective studies have investigated links to specific pesticides. OBJECTIVE:We evaluated the lifetime use of individual pesticides an...

journal_title：Environmental health perspectives

authors： Andreotti G,Beane Freeman LE,Shearer JJ,Lerro CC,Koutros S,Parks CG,Blair A,Lynch CF,Lubin JH,Sandler DP,Hofmann JN

更新日期：2020-06-01 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：:We measured tumor-associated proteins (TAPs) and pollutants in blood, serum, and urine of 200 nonsmoking women 50-65 years of age, residing in the rural municipality of Peer or in Hoboken or Wilrijk, industrial suburbs of Antwerp, Belgium. Persons with occupational exposures or commuting to other towns were excluded. ...

journal_title：Environmental health perspectives

authors： van Larebeke NA,Bracke ME,Nelen V,Koppen G,Schoeters G,Van Loon H,Vlietinck R

更新日期：2006-06-01 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：:The ability of questionnaires to predict children's exposure to pesticides was examined as part of the Minnesota Children's Pesticide Exposure Study (MNCPES). The MNCPES focused on a probability sample of 102 children between the ages of 3 and 13 years living in either urban (Minneapolis and St. Paul, MN) or nonurban ...

journal_title：Environmental health perspectives

authors： Sexton K,Adgate JL,Eberly LE,Clayton CA,Whitmore RW,Pellizzari ED,Lioy PJ,Quackenboss JJ

更新日期：2003-01-01 00:00:00

abstract：:Potential public health effects associated with exposure to metal emissions from hazardous waste incinerators through noninhalation pathways were evaluated. Instead of relying on modeling the movement of toxicants through various environmental media, an approach based on estimating changes from baseline levels of expo...

journal_title：Environmental health perspectives

authors： Sedman RM,Polisini JM,Esparza JR

更新日期：1994-06-01 00:00:00

abstract：:In the National Toxicology Program 2-year inhalation study of dichloromethane (DCM), there was a significant increase in pulmonary neoplasms in female B6C3F1 mice exposed to 2000 ppm (overall rates of 30/48 versus 5/50 in control). Replicative DNA synthesis was examined to evaluate the potential role of treatment-indu...

journal_title：Environmental health perspectives

authors： Kanno J,Foley JF,Kari F,Anderson MW,Maronpot RR

更新日期：1993-12-01 00:00:00

abstract：:Martineau et al. (2002) reported that St. Lawrence beluga (SLB) have high cancer rates. Unfortunately, errors in their interpretation of the data have led them to overstate the importance of cancer and its links to environmental sources. ...

journal_title：Environmental health perspectives

authors： Hammill MO,Lesage V,Kingsley MC

更新日期：2003-02-01 00:00:00

abstract：:The toxicity of cadmium is determined by chelation reactions: in vivo, Cd2+ exists exclusively in coordination complexes with biological ligands, or with administered chelating agents. The Cd2+ ion has some soft character, but it is not a typical soft ion. It has a high degree of polarizability, and its complexes with...

journal_title：Environmental health perspectives

authors： Andersen O

更新日期：1984-03-01 00:00:00

abstract：:Pregnant Sprague Dawley rats were given 0, 0.25, 0.5, 1, 5, and 10 mg of a commercial polybrominated biphenyl, FireMaster BP-6 (PBB), in olive oil by gavage each day from days 7 through 15 of pregnancy. Laboratory chow and water were given ad libitum. Treatment with PBB had no significant effect on body weight gain, f...

journal_title：Environmental health perspectives

authors： Harris SJ,Cecil HC,Bitman J

更新日期：1978-04-01 00:00:00

abstract：BACKGROUND:Polybrominated diphenyl ethers (PBDEs) are persistent chemicals that have been widely used as flame retardants in furniture, carpet padding, car seats, and other consumer products during the past three decades. OBJECTIVE:We examined whether in utero exposure to PBDEs is associated with child cognitive funct...

journal_title：Environmental health perspectives

authors： Chen A,Yolton K,Rauch SA,Webster GM,Hornung R,Sjödin A,Dietrich KN,Lanphear BP

更新日期：2014-08-01 00:00:00

abstract：:To further the development and application of exposure markers in field investigations in reproductive epidemiology, we have synthesized recent examinations of the issues surrounding exposure measurements in reproductive epidemiology. The specific goals of this paper are to define exposure biomarkers and explore their...

journal_title：Environmental health perspectives

authors： Hogue CJ,Brewster MA

更新日期：1991-01-01 00:00:00

abstract：:[This corrects the article DOI: https://doi.org/10.1289/EHP507.]. ...

journal_title：Environmental health perspectives

authors： Fann N,Kim SY,Olives C,Sheppard L

更新日期：2018-02-20 00:00:00

abstract：:Flavone and isoflavone phytoestrogens are plant chemicals and are known to be competitive inhibitors of cytochrome P450 aromatase with respect to the androgen substrate. Aromatase is the enzyme that converts androgen to estrogen; therefore, these plant chemicals are thought to be capable of modifying the estrogen leve...

journal_title：Environmental health perspectives

authors： Kao YC,Zhou C,Sherman M,Laughton CA,Chen S

更新日期：1998-02-01 00:00:00

abstract：:Techniques are available to minimize the concentration of asbestos fibers in drinking water. Filtration research conducted at locations on Lake Superior and in the Cascade Mountains in Washington has shown that amphibole and chrysotile fibers can be removed by granular media filtration. Removal percentages can exceed ...

journal_title：Environmental health perspectives

authors： Logsdon GS

更新日期：1983-11-01 00:00:00

abstract：:We report the results of a coordinated mitigation effort aimed at reducing arsenic (As) exposure in three counties of Guizhou province, China. Mitigation occurred in 2005 and encompassed 21 villages with 47,000 inhabitants, who were exposed to high levels of As in their diet through consumption of As-contaminated chil...

journal_title：Environmental health perspectives

authors： An D,Li D,Liang Y,Jing Z

更新日期：2007-04-01 00:00:00

abstract：:In the fall of 1976 Congress enacted the Resource Conservation and Recovery Act, commonly referred to as RCRA. The objective of the statute is to create an orderly system for the generation, handling and disposal of hazardous waste by means of a comprehensive tracking and record keeping mechanism. RCRA does not regula...

journal_title：Environmental health perspectives

authors： Friedman M

更新日期：1983-02-01 00:00:00