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 ...

Bacterial chemotaxis is a sophisticated behavioural process that enables microorganisms to navigate toward favourable environments by detecting subtle differences in chemical gradients. At the heart ...

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.

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J.M. Graff, A. Bansal, D.A. Melton, "Xenopus Mad Proteins Transduce Distinct Subsets of Signals for the TGFß Superfamily," Cell,85:479-87, 1996. (Cited in at least 120 publications to date) Comments ...