Signal transduction The cellular process that converts a signal, such as a hormone, growth factor, neurotransmitter, cytokine, mechanical force, or environmental cue, into biochemical changes inside ...

An international study led by a scientist at the University of Ottawa Faculty of Medicine is opening new frontiers in the ...

Microbial survival and adaptation often rely on the precise detection of small diatomic gases such as oxygen, carbon monoxide and nitric oxide. Central to this capacity are heme prosthetic groups, in ...

A signaling system known as the Wnt pathway plays a central role in how cells in the intestine grow, divide and renew themselves. Decades of research have shown that disruption of this pathway is a ...