A brain-damaging toxin, once believed to come only from a group of tropical plants and their live-in microbes, turns out to be much more widespread.
The discovery comes out of investigations into a long-standing medical mystery. During the last century, a neurological disease akin to amyotrophic lateral sclerosis spiked among the Chamorro people in Guam.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.