neurotoxin
Cellular Senescence in Astrocytes May Play Central Role in Parkinson’s Disease
Cellular Senescence in Astrocytes May Play Central Role in Parkinson’s Disease
Katarina Zimmer | Jan 24, 2018
The elimination of these glia in the mouse brain ameliorated the development of Parkinsonian neuropathologies induced by the pesticide toxin paraquat.  
How Poison Frogs Avoid Poisoning Themselves
How Poison Frogs Avoid Poisoning Themselves
Abby Olena | Sep 21, 2017
Amphibians resist their own chemical defenses with amino acid modifications in the sequence for a target receptor.
Glia Guru
Glia Guru
Anna Azvolinsky | May 1, 2017
Ben Barres recast glial cells from supporting actors to star performers, crucial for synaptic plasticity in the brain and for preventing neurodegenerative disorders.
BBC Cameras Capture Dolphin High?
BBC Cameras Capture Dolphin High?
Jef Akst | Jan 2, 2014
A new, two-part TV series to be aired on BBC1 includes video of dolphins playing with toxic puffer fish—possibly to get intoxicated.
Secret Botulism Paper Published
Secret Botulism Paper Published
Bob Grant | Oct 18, 2013
The discovery of a new form of the deadly botulinum toxin gets published, but its sequence is kept under wraps until an antidote is developed.