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Environmental Health News: Published by Environmental Health Sciences

IN THE NEWS  /  FEB 15

The rise and fall of a peanut empire.

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Just weeks ago, Stewart Parnell was running a peanut company from a converted garage behind his house outside Lynchburg, Va. His family business supplied ingredients to some of the biggest names on supermarket shelves: Kellogg, Sara Lee, Little Debbie. 

Today, Parnell's peanut empire has filed for bankruptcy protection. He is the target of a federal criminal investigation, civil claims are piling up in courthouses around the country and he has been vilified from Georgia peanut fields to Capitol Hill.

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Pollution link to asthma in womb.

Traffic pollution causes genetic changes in the womb which increase a child's risk of developing asthma, research suggests. A study of umbilical cord blood from 56 children found "reprogramming" of a gene associated with exposure to compounds in traffic fumes. 

The researchers found a significant association between chemical changes which control activation of the gene and high levels of maternal PAH exposure. 

It is an example of an epigenetic change - where environmental factors influence the activity of genes but do not cause structural changes or mutations in the genes. The finding needs to be confirmed in larger studies.

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This page contains a single entry by writch published on February 15, 2009 10:58 AM.

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