Contents
Vol 2007, Issue 372
Contents
Perspective
- Neuronal Polarity and the Kinesin Superfamily Proteins
Kinesins transport proteins and lipids necessary for neuronal process specification and maturation.
Editors' Choice
- Diversifying Role for β-Arrestin
A regulatory protein that limits the extent of signaling through a well-described class of receptor performs the same function for another receptor class, but by a completely different mechanism.
- Mitochondrial Diversion and Aging
A protein that prolongs life span when mutated has oxidoreductase activity in mitochondria where it generates toxic oxygen radicals, suggesting a possible therapeutic target.
- Good and Bad Products of Calpain Cleavage
NMDA receptor activation triggers calpain-mediated cleavage of metabotropic glutamate receptors and β-catenin.
- Why the Taste of Some Spicy Foods Lingers
Some chemicals that activate TRPA1 channels do so by covalently modifying cysteine residues.
- MicroRNA May Link Inflammation and Cancer
A microRNA previously identified as an oncogene mediates inflammatory responses to viral infection.