Diesel gases masculinize fetal rodents | Science News

ADVERTISEMENT

MISSION CRITICAL

Support credible science journalism.

Subscribe to Science News today.


News

Diesel gases masculinize fetal rodents

By
12:37pm, January 20, 2001

Last month, the Environmental Protection Agency issued final rules aimed at cleaning up the soot and gases emitted by heavy-duty diesel trucks and buses. That should significantly reduce respiratory harm from diesel fumes. It might also decrease their potential for perturbing normal sexual development, a previously unanticipated risk suggested by results of a new study in rats.

Japanese researchers find that when pregnant rats inhale diesel emissions—even after all soot particles have been filtered out—their male and female young develop signs of inappropriate masculinization.

This article is available only to subscribing members. Join the Society today or Log in.

Get Science News headlines by e-mail.

More from Science News

From the Nature Index Paid Content