Modulating factors in the expression of radiation-induced oncogenic transformation.

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：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：BACKGROUND:The incidence of asbestos-induced human cancers is increasing worldwide, and considerable evidence suggests that reactive oxygen species (ROS) are important mediators of these diseases. Our previous studies suggested that mitochondria might be involved in the initiation of oxidative stress in asbestos-expose...

journal_title：Environmental health perspectives

authors： Huang SX,Partridge MA,Ghandhi SA,Davidson MM,Amundson SA,Hei TK

更新日期：2012-06-01 00:00:00

abstract：:A major challenge in the emerging field of toxicogenomics is to define the relationships between chemically induced changes in gene expression and alterations in conventional toxicologic parameters such as clinical chemistry and histopathology. We have explored these relationships in detail using the rodent uterotroph...

journal_title：Environmental health perspectives

authors： Moggs JG,Tinwell H,Spurway T,Chang HS,Pate I,Lim FL,Moore DJ,Soames A,Stuckey R,Currie R,Zhu T,Kimber I,Ashby J,Orphanides G

更新日期：2004-11-01 00:00:00

abstract：:Rats were used to study the general activity and the isoenzyme spectrum of lactate dehydrogenase (LDH) during single-instance and long-term introduction of polychlorocamphene. Total lactate dehydrogenase activity decreases in the liver during the single-instance introduction of half the LD50 (120 mg/kg). The isoenzyme...

journal_title：Environmental health perspectives

authors： Kuz'minskaya UA,Alekhina SM

更新日期：1976-02-01 00:00:00

abstract：:Human health and aquatic animal health are organically related at three distinct interfaces. Aquatic animals serve as important contributors to the nutritional protein, lipid, and vitamin requirements of humans; as carriers and transmitters of many infectious and parasitic diseases to which humans are susceptible; and...

journal_title：Environmental health perspectives

authors： Dawe CJ

更新日期：1990-06-01 00:00:00

abstract：BACKGROUND:Due to the large number of chemicals not yet tested for carcinogenicity but to which people are exposed, the limited number of human and animal cancer studies conducted each year, and the frequent need for a timely response, mechanistic data are playing an increasingly important role in carcinogen hazard ide...

journal_title：Environmental health perspectives

authors： Atwood ST,Lunn RM,Garner SC,Jahnke GD

更新日期：2019-12-01 00:00:00

abstract：:Pyrethroids are important insecticides used in agriculture, forestry, horticulture, and in the home. In humans, they are rapidly metabolized and renally eliminated. In numerous studies, pyrethroid metabolites have been detected in urine after occupational exposure to insecticides. In this study, we used a new, reliabl...

journal_title：Environmental health perspectives

authors： Heudorf U,Angerer J

更新日期：2001-03-01 00:00:00

abstract：:The three modern "faces" of mercury are our perceptions of risk from the exposure of billions of people to methyl mercury in fish, mercury vapor from amalgam tooth fillings, and ethyl mercury in the form of thimerosal added as an antiseptic to widely used vaccines. In this article I review human exposure to and the to...

journal_title：Environmental health perspectives

authors： Clarkson TW

更新日期：2002-02-01 00:00:00

abstract：OBJECTIVE:Animal feeding practices in the United States have changed considerably over the past century. As large-scale, concentrated production methods have become the predominant model for animal husbandry, animal feeds have been modified to include ingredients ranging from rendered animals and animal waste to antibi...

journal_title：Environmental health perspectives

authors： Sapkota AR,Lefferts LY,McKenzie S,Walker P

更新日期：2007-05-01 00:00:00

abstract：:A set of 53 individuals from a population highly exposed to airborne hexachlorobenzene (HCB) were selected to study the elimination kinetics of this chemical in humans. The volunteers provided blood, 24-hr urine, and feces samples for analysis of HCB and metabolites. The serum HCB concentrations ranged from 2.4 to 1,4...

journal_title：Environmental health perspectives

authors： To-Figueras J,Barrot C,Sala M,Otero R,Silva M,Ozalla MD,Herrero C,Corbella J,Grimalt J,Sunyer J

更新日期：2000-07-01 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：: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：BACKGROUND:Air pollution data in Bangkok, Thailand, indicate that levels of particulate matter with aerodynamic diameter < or = 10 microm (PM(10)) are significantly higher than in most cities in North America and Western Europe, where the health effects of PM(10) are well documented. However, the pollution mix, seasona...

journal_title：Environmental health perspectives

authors： Vichit-Vadakan N,Vajanapoom N,Ostro B

更新日期：2008-09-01 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：:Clinical and experimental studies on respiratory involvement and alterations in immune status were carried out. Respiratory distress occurring in these patients has improved gradually for 14 years but still remains. Copious expectoration at an early stage of the disease may be related to the fact that a number of disc...

journal_title：Environmental health perspectives

authors： Nakanishi Y,Shigematsu N,Kurita Y,Matsuba K,Kanegae H,Ishimaru S,Kawazoe Y

更新日期：1985-02-01 00:00:00

abstract：BACKGROUND:Evidence indicates that air pollution contributes to cardiopulmonary mortality. There is ongoing debate regarding the size and shape of the pollution–mortality exposure–response relationship. There are also growing appeals for estimates of pollution–mortality relationships that use public data and are based ...

journal_title：Environmental health perspectives

authors： Pope CA 3rd,Lefler JS,Ezzati M,Higbee JD,Marshall JD,Kim SY,Bechle M,Gilliat KS,Vernon SE,Robinson AL,Burnett RT

更新日期：2019-07-01 00:00:00

abstract：:New technologies are providing innovative ways to reduce sound levels in many areas. Aircraft engineers are finding ways to reduce the noise produced by jet engines, while road builders are using rubber-enhanced pavement to quiet highway noise. Indoor acoustics are benefiting from materials that transform sound waves ...

journal_title：Environmental health perspectives

authors： Manuel J

更新日期：2005-01-01 00:00:00

abstract：:We have witnessed a tremendous increase in our knowledge of the molecular and biochemical mechanisms which underly the activities of the nervous system. Such knowledge is essential in order to determine the basic mechanisms involved in neurotoxic events. An overview of how neurotoxins could conceivably interfere with ...

journal_title：Environmental health perspectives

authors： Damstra T

更新日期：1978-10-01 00:00:00

abstract：:Pollen of Impatiens sultanii Hook F. germinates and forms tubes rapidly at 25 degrees C in a simple medium containing 111.0 ppm CaCl2, 13.6 ppm KH2PO4, and 1000 ppm boric acid. Calcium, potassium, and boron are essential for germination and tube growth, but sucrose is not required. Pollen tubes grow with equal rapidit...

journal_title：Environmental health perspectives

authors： Bilderback DE

更新日期：1981-01-01 00:00:00

abstract：:The N-oxidation of carcinogenic arylamines to form N-hydroxy arylamines has long been regarded as a necessary metabolic step for conversion to proximate carcinogenic derivatives. In contrast, arylamine ring-oxidation has been generally considered to be an important detoxification mechanism. Both enzymatic reactions ar...

journal_title：Environmental health perspectives

authors： Kadlubar FF,Fu PP,Jung H,Shaikh AU,Beland FA

更新日期：1990-07-01 00:00:00

abstract：:Previous studies in our laboratory demonstrated that high-performance liquid chromatography (HPLC) analysis of ground corncob bedding extracts characterized two components (peak I and peak II) that disrupted endocrine function in male and female rats and stimulated breast and prostate cancer cell proliferation in vitr...

journal_title：Environmental health perspectives

authors： Markaverich BM,Crowley JR,Alejandro MA,Shoulars K,Casajuna N,Mani S,Reyna A,Sharp J

更新日期：2005-12-01 00:00:00

abstract：BACKGROUND:Cadmium is a commonly occurring toxic food contaminant, but health consequences of early-life exposure are poorly understood. OBJECTIVES:We evaluated the associations between cadmium exposure and neurobehavioral development in preschool children. METHODS:In our population-based mother-child cohort study in...

journal_title：Environmental health perspectives

authors： Kippler M,Tofail F,Hamadani JD,Gardner RM,Grantham-McGregor SM,Bottai M,Vahter M

更新日期：2012-10-01 00:00:00

abstract：:In vivo detection of free radicals on a quantitative basis is essential for an establishment of their role in membrane, protein, and cell and tissue damage. This article compares optical methods, including chemiluminescence, electron paramagnetic resonance (EPR) and NMR methods for the study of free radicals and free ...

journal_title：Environmental health perspectives

authors： Chance B,Gao G

更新日期：1994-12-01 00:00:00

abstract：BACKGROUND:Ubiquitous polycyclic aromatic hydrocarbons (PAHs) have been shown to alter gene expression patterns and elevate micronuclei (MN) frequency, but the underlying mechanisms are largely unknown. MicroRNAs (miRNAs) are key gene regulators that may be influenced by PAH exposures and mediate their effects on MN fr...

journal_title：Environmental health perspectives

authors： Deng Q,Huang S,Zhang X,Zhang W,Feng J,Wang T,Hu D,Guan L,Li J,Dai X,Deng H,Zhang X,Wu T

更新日期：2014-07-01 00:00:00

abstract：:Reaction of chromium(VI) with one equivalent of ascorbate was studied by electron paramagnetic resonance spectroscopy in the presence of 0.10 M 5,5-dimethyl-1-pyrroline-1-oxide (DMPO) at room temperature in 0.10 M (N-[2-hydroxyethyl]piperazine-N'-[2-ethanesulfonic acid]) (HEPES) and 0.05 M tris(hydroxymethyl)aminometh...

journal_title：Environmental health perspectives

authors： Stearns DM,Courtney KD,Giangrande PH,Phieffer LS,Wetterhahn KE

更新日期：1994-09-01 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：BACKGROUND:Pterygium is a fibrovascular growth of the bulbar conjunctiva and underlying subconjunctival tissue that may cause blindness. The mechanism of pterygium formation is not yet fully understood, but pterygium has some tumorlike features. OBJECTIVES:The objective of this study was to evaluate the association be...

journal_title：Environmental health perspectives

authors： Lin W,Wang SL,Wu HJ,Chang KH,Yeh P,Chen CJ,Guo HR

更新日期：2008-07-01 00:00:00

abstract：:Many populations of amphibians are declining on all six continents on which they occur. Some causes of amphibian declines, such as habitat destruction, direct application of xenobiotics, and introduction of predators or competitors, are clearly attributable to human activities. Infectious disease appears to be the dir...

journal_title：Environmental health perspectives

authors： Carey C

更新日期：2000-03-01 00:00:00

abstract：:The immune system comprises a highly integrated network of multiple tissues and cell types with complicated interactions and effects. It is modulated by the endocrine and nervous systems and there is growing realization of its multifunctionality. The session focusing on immunologic effects of dioxin and related compou...

journal_title：Environmental health perspectives

authors： Birnbaum LS

更新日期：1995-03-01 00:00:00