Showing 1-30 of 152 resultados for "GF22261508"
Louise J Kristensen et al.
Environmental pollution (Barking, Essex : 1987), 190, 159-165 (2014-04-26)
This study identifies natural and industrial lead remobilized in ash deposits from three bushfires in relatively pristine areas of Australia in 2011 using lead isotopic compositions ((208)Pb/(207)Pb; (206)Pb/(207)Pb). Lead concentrations in the ash ranged from 1 to 36 mg/kg, bracketing the...
Biran Zhu et al.
Aquatic toxicology (Amsterdam, Netherlands), 157, 186-195 (2014-12-03)
Polybrominated diphenyl ethers (PBDEs) and metals are the main contaminants at waste electrical and electronic equipment ("e-waste") recycling sites. However, the potential environmental health effects of mixtures of PBDEs and metals are not known. We investigated co-exposure of lead (Pb)...
Laura S Sherman et al.
The Science of the total environment, 502, 362-374 (2014-09-30)
The anthropogenic emission and subsequent deposition of heavy metals including mercury (Hg) and lead (Pb) present human health and environmental concerns. Although it is known that local and regional sources of these metals contribute to deposition in the Great Lakes...
Lead in teeth can tell their origin.
Journal of the California Dental Association, 42(10), 678-678 (2014-10-28)
Ritam Chowdhury et al.
Environmental research, 132, 100-104 (2014-04-29)
There is evidence that adult lead exposure increases cancer risk. IARC has classified lead as a 'probable' carcinogen, primarily based on stomach and lung cancer associations. We studied mortality among men in a lead surveillance program in 11 states,. categorized...
Catherine Beaucham et al.
MMWR. Morbidity and mortality weekly report, 63(16), 347-351 (2014-04-25)
Indoor firing ranges are a source of lead exposure and elevated blood lead levels (BLLs) among employees, their families, and customers, despite public health outreach efforts and comprehensive guidelines for controlling occupational lead exposure. There are approximately 16,000-18,000 indoor firing...
Qinglin Chen et al.
Ecotoxicology and environmental safety, 102, 93-99 (2014-03-04)
The experiment was conducted to investigate the effects of single and combined pollution from different concentrations of atrazine (field rate, FR, 2.0 mg kg(-1) and 5 times FR, 10 mg kg(-1)) and lead (Pb) (300 mg kg(-1) and 600 mg...
D K Gupta et al.
Environmental science and pollution research international, 20(4), 2150-2161 (2013-01-23)
Lead (Pb) is naturally occurring element whose distribution in the environment occurs because of its extensive use in paints, petrol, explosives, sludge, and industrial wastes. In plants, Pb uptake and translocation occurs, causing toxic effects resulting in decrease of biomass...
Sergio Righi et al.
Journal of applied clinical medical physics, 14(1), 3678-3678 (2013-01-16)
The Novac7 and Liac are linear accelerators (linacs) dedicated to intraoperative radiation therapy (IORT), which produce high energy, very high dose-per-pulse electron beams. The characteristics of the accelerators heads of the Novac7 and Liac are different compared to conventional electron...
Srinivasan Malar et al.
Ecotoxicology and environmental safety, 108, 249-257 (2014-08-12)
The present study was aimed at evaluating phytotoxicity of various concentrations of lead nitrate (0, 100, 200, 400, 600, 800 and 1000mgL(-1)) in Sesbania grandiflora. The seedling growth was significantly affected (46%) at 1000mgL(-1) lead (Pb) treatment. Accumulation of Pb...
Rebecca G Mitchell et al.
Environmental pollution (Barking, Essex : 1987), 187, 162-169 (2014-02-08)
Urban gardens provide affordable fresh produce to communities with limited access to healthy food but may also increase exposure to lead (Pb) and other soil contaminants. Metals analysis of 564 soil samples from 54 New York City (NYC) community gardens...
Larissa Check et al.
Reviews on environmental health, 28(2-3), 85-96 (2013-11-07)
Persistent, bioaccumulative, and toxic (PBT) chemicals are a class of chemicals that resist degradation and persist in the environment for extensive periods. As a result of their persistence, when these chemicals are consumed, they bioaccumulate in the fat tissues, bones...
Jun An et al.
Toxicology letters, 229(1), 158-166 (2014-06-25)
miRNAs have been found to contribute to normal brain functions, nervous system diseases, as well as neurotoxicities induced by external agents. However, whether they are involved in lead-induced neurotoxicities is still not clear. To identify that, a lead-induced chronic neurotoxicity...
Mohammad Nemati Varnosfaderany et al.
Marine pollution bulletin, 87(1-2), 152-163 (2014-08-19)
In this study, 75 samples of two (210)Pb-dated cores from the southwest of the Caspian Sea were analysed for 30 compounds of polycyclic aromatic hydrocarbons (PAHs). The TPAH29 flux of the last six centuries ranged from 16.3 to 177.3 and...
Ana Carolina Bertin de Almeida Lopes et al.
Journal of toxicology and environmental health. Part A, 78(2), 92-108 (2014-11-27)
In Brazil there is no systematic evaluation to access blood lead levels (BLL) in the general population and few studies with adults have been published. The aim of this study was to examine the socioeconomic, environmental, and lifestyle determinants of...
María D Esteban-Vasallo et al.
Environmental health perspectives, 120(10), 1369-1377 (2012-05-18)
Placental tissue may furnish information on the exposure of both mother and fetus. Mercury (Hg), cadmium (Cd), and lead (Pb) are toxicants of interest in pregnancy because they are associated with alterations in child development. The aim of this study...
Muhammad Bilal Shakoor et al.
Ecotoxicology and environmental safety, 109, 38-47 (2014-08-29)
Phytoextraction is an environmentally friendly and a cost-effective strategy for remediation of heavy metal contaminated soils. However, lower bioavailability of some of the metals in polluted environments e.g. lead (Pb) is a major constraint of phytoextraction process that could be...
Amanda Alba et al.
Journal of midwifery & women's health, 57(5), 509-514 (2012-08-23)
Antepartum lead screening typically involves identification of current environmental or occupational risk and pica habits. However, for foreign-born women who have immigrated to the United States, distant exposure years prior may be a more significant factor contributing to elevated lead...
Michelle L Rogers et al.
American journal of public health, 104(8), e119-e124 (2014-06-13)
We examined the effects of changes in Rhode Island's Lead Hazard Mitigation Law in 2005 on children's blood lead levels. We used 2005 to 2009 data from Rhode Island's Lead Elimination Surveillance System; city tax assessor records in Central Falls...
Chamani P M Marasinghe Wadige et al.
Aquatic toxicology (Amsterdam, Netherlands), 149, 83-93 (2014-03-01)
Lead entering aquatic ecosystems adsorbs to sediments and has the potential to cause adverse effects on the health of benthic organisms. To evaluate the freshwater bivalve Hyridella australis as a bioindicator for sediment toxicity, their exposure-dose and response to lead...
D McDonnell et al.
Journal of anatomy, 184 ( Pt 2), 363-369 (1994-04-01)
The lingual foramen in the midline of the mandible causes confusion in terminology, incidence of occurrence and contents. A survey of 314 dried mandibles showed the foramen to be present in 311 specimens (99.04%). Sectioning of cadaver specimens illustrated a...
Ami R Zota et al.
American journal of epidemiology, 181(2), 127-136 (2014-12-17)
Cadmium and lead are ubiquitous environmental contaminants that might increase risks of cardiovascular disease and other aging-related diseases, but their relationships with leukocyte telomere length (LTL), a marker of cellular aging, are poorly understood. In experimental studies, they have been...
Evert Nieboer et al.
Environmental science. Processes & impacts, 15(10), 1824-1829 (2013-08-24)
Lead as a toxic environmental metal has been an issue of concern for 30-40 years. Even though the exposures experienced by the general public have been significantly reduced, so have the acceptable blood lead concentrations assessed to safeguard health (specifically...
Michael H Stevens et al.
The Laryngoscope, 123(11), 2854-2858 (2013-05-21)
To reexamine the cause of Beethoven's hearing loss because of significant recent articles. Medical and musical literature online, in print, and personal communication. Relevant literature review. Evidence of otosclerosis is lacking because close gross examination of Beethoven's middle ears at...
Motoaki Kato et al.
Nihon Hoshasen Gijutsu Gakkai zasshi, 61(8), 1158-1169 (2005-09-01)
In projection radiography, stationary grids are indispensable accessories to the improvement of diagnostic imaging. On the other hand, they are becoming one of the issues facing digital image processing. The lead foil that composes the grid can produce moiré on...
Pimluck Kijjanapanich et al.
Environmental technology, 35(13-16), 1989-1996 (2014-06-25)
Construction and demolition debris (CDD) is a product of construction, renovation or demolition activities. It has a high gypsum content (52.4% of total gypsum), concentrated in the CDD sand (CDDS) fraction. To comply with the posed limit of the maximum...
Reply: Cognitive declines after deep brain stimulation are likely to be attributable to more than caudate penetration and lead location.
Karsten Witt et al.
Brain : a journal of neurology, 137(Pt 5), e275-e275 (2014-02-20)
M Bourgeois et al.
Health physics, 62(6), 546-552 (1992-06-01)
A significant amount of radiation escapes the rear of an image receptor in conventional dental radiographic procedures despite the placement of a lead-containing backing at the rear of the film pack. The purpose of this investigation was to place additional...
Using lead foil as a radiopaque marker for computerized tomography imaging when implant treatment planning.
J Urquiola et al.
The Journal of prosthetic dentistry, 77(2), 227-228 (1997-02-01)
Zuzana Derflerová Brázdová et al.
Central European journal of public health, 22(4), 273-276 (2015-01-28)
Heavy metals with their potential haematotoxic effect can contribute to the risks of anaemia in children in the Central Asian Republics (CAR), where burden and exposure to these metals is still not sufficiently known and reported. Cross-sectional study was performed...

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