Wednesday, March 14, 2012

Solvents provoke autism in children

Exposure to solvents may cause autism in children of those affected. This is the result one in the "Journal of Autism and Developmental Disorders," presented study by U.S. researchers.

Those who come frequently into contact with paints, inks and other solvent-containing substances is, from his youth a significantly increased risk of autism. U.S. scientists have determined in a pilot study that parents of autistic children are often particularly high solvent had been exposed in the workplace.

Solvent contact with parents examined in more detail
The researchers led by Erin McCanlies the National Institute for Occupational Safety and Health in Atlanta have studied 174 families in their study in more detail. 93 families in which children were living with autism, 81 families with affected children do not control. In telephone interviews, the parents of both groups to a possible contact with solvents or solvent-based chemicals in advance of pregnancy (three months before conception date), were interviewed during pregnancy and until weaning. In addition, the researchers stress the level of the parents have recognized directly in their respective workplace. Then there is the first time a study that analyzed a possible association between exposure of pregnant women with solvents and the risk of autism-specific talent. Because the pollutants can be on the work clothes or work materials with the partner brought home and then transferred to the mothers, was included in the current study, the occupation of the fathers, and colleagues write Erin McCanlies.

Correlation between the activity and the risk of autism parents of children
As part of its investigation, the U.S. Securities researcher a clear relation between the occupational status of parents and the risk of autism in their children firmly. So the parents of autistic children were exposed to much more common for professional reasons of increased solvent exposure. They often came in contact with paint, varnish, xylene or other solvent-containing substances, as the parents of the control group, the U.S. scientists report. Even if the results are due to the small sample of only 174 families only limited value, they provide clear evidence that the workplace exposures to certain substances in the etiology (the study of the causes of disease) of autism should be taken into account, the statement of Erin McCanlies and colleagues. The findings "deserve further investigation," declared the U.S. researchers.

Cause of autism remains unclear largely
To date, the exact trigger autism in children remain largely unknown, although previous studies have already provided evidence for a possible association with environmental toxins and other pollutants. Sun also refer Erin McCanlies and colleagues that have been demonstrated in earlier studies, for example, an increased risk of autism in regions with higher concentrations of volatile chlorinated compounds and air pollutants. In addition, there is a suspicion that pesticides may also have an influence on the development of autism, said the U.S. scientists. Above and beyond, according to the experts, genetic factors play in the development of autistic disorder is often an essential role. The latest evidence of an association with the solvent exposure of the parents, now provide another target in the search for the triggers of autism, different from the genetic predisposition would be directly influenced.

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