Better bug repellants studied

Monday, May 26, 2008 | 6:12 p.m. CDT; updated 4:32 p.m. CDT, Monday, July 21, 2008

WASHINGTON — Researchers have identified seven possibilities for the next generation of mosquito repellant, some of which may work several times longer than the current standard-bearer, DEET. The next step: safety testing to make sure they’re not harmful.