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Developmental lead exposure: behavioral alterations in the short and long term
(Elsevier B.V., 2001-09-01)
Wistar dams were exposed to 500 ppm of Pb, as Ph acetate, or 660 ppm Na acetate in drinking water during pregnancy and lactation. Male pups at 23 (weaned) or 70 days (adult) of age were submitted to behavioral evaluation ...
Fluoride increases lead concentrations in whole blood and in calcified tissues from lead-exposed rats
(ELSEVIER IRELAND LTD, 2010)
Higher blood lead (BPb) levels have been reported in children living in communities that receive fluoride-treated water. Here, we examined whether fluoride co-administered with lead increases BPb and lead concentrations ...
Assessing the replacement of lead in solders: effects on resource use and human health
(Elsevier B.V., 2013-05-01)
Human health and environmental concerns are not usually considered at the same time. Tin-lead solders are still widely used in several countries, including Brazil, by manufacturers of electronic assemblies. One of the ...
Quantitative analysis of lead in polysulfide-based impression material
(ABM, ABC, ABPol, 2007-06)
Permlastic® is a polysulfide-based impression material widely used by dentists in Brazil. It is composed of a base paste and a catalyzer containing lead dioxide. The high toxicity of lead to humans is ground for much ...
Zinc and lead content and availability in Brazilian soil contaminated with residue of a secondary smelting lead recycling plant
(2012-07-30)
The sequential extraction procedure of Zinc and lead performed in a Brazilian soil showed that it presents high pollution potential once over 90% of total lead is present in fractions where the metals can be easily mobilized. ...
Thickness dependence of structure and piezoelectric properties at nanoscale of polycrystalline lead zirconate titanate thin films
(2013-05-14)
Lead zirconate titanate Pb(Zr0.50Ti0.50)O3 (PZT) thin films were deposited by a polymeric chemical method on Pt(111)/Ti/SiO2/Si substrates to understand the mechanisms of phase transformations and the effect of film thickness ...
Characterization of language disorders in children with lead poisoning
(2008-01-01)
Background: lead poisoning can have a negative impact on the neuropsychological functions, including language, due to the damage it causes to the developthent of the Central Nervous System. Aim: to verify the occurrence ...
Neurotoxicity and aggressiveness triggered by low-level lead in children: a review
(Washington, 2009)
Lead-induced neurotoxicity acquired by low-level long-term exposure has special relevance for children. A plethora of recent reports has demonstrated a direct link between low-level lead exposure and deficits in the ...
Study of environmental burden of lead in children using teeth as bioindicator
(Pergamon-Elsevier B.V. Ltd, 2009-04-01)
The south region of São Paulo city hosts the Guarapiranga dam, responsible for water supply to 25% of the city population. Their surroundings have been subject to intense and irregular occupation by people from very low ...