Sentences with phrase «pyrethroid exposure»

One result of pyrethroid exposure often seen in laboratory tests is mosquito leg loss, a condition that has thus far been assumed to equate to mortality, as females are not expected to blood feed.

Studies with lab animals have linked pyrethroid exposure to damage of the thyroid, liver and nervous system, as well as impairment of behavioral development, changes in the immune system and disruption of reproductive hormones, according to the 2006 EPA review.

Barr authored a study that for the first time has measured pyrethroid exposure in the U.S. population.

Not exact matches

About 70 percent of people in the United States have been exposed to pyrethroids, with children facing the highest exposure, according to a study published this month.

Although pyrethroids are neurotoxic for insects, exposure to them is generally considered safe for humans by federal authorities.

«It was known that acute exposure to pyrethroids could lead to immune dysfunction, and that the molecules they act on can be found in immune cells; now we need to know more about how longer - term exposure affects the immune system in a way that increases risk for Parkinson's.»

We conclude that studies of pyrethroid efficacy should not discount mosquitoes that survive insecticide exposure with fewer than six legs, as they may still be capable of biting humans, reproducing, and contributing to malaria transmission.

At least 1,600 pet deaths related to spot on treatments with pyrethroids were reported to the EPA over the last five years, according to an analysis of EPA pesticide incident exposure data by the center.