Signal transduction is the fundamental process by which cells convert external cues into tailored intracellular responses. Through a cascade of molecular events—beginning at the cell membrane with the ...

Designated areas (white circles) were irradiated with blue light at specific frequencies (indicated in the top left of each panel) to examine chemotactic aggregation. A research team led by Dr.

Protein tyrosine phosphatase non-receptor type 2 ( PTPN2 ) is a tyrosine phosphatase involved in T cell receptor signal ...

DEATH DUEL: One TNF receptor 1 pathway activates apoptosis, another triggers gene expression-roles in seeming opposition, says David Goeddel. H. Hsu, H Shu, M. Pan, D.V. Goeddel, "TRADD-TRAF2 and ...

There's a whole lot going on in the nucleus of the cell. Genes are transcribed into complementary DNA and then translated to messenger RNA to carry instructions to the protein-building machinery, ...