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.

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 ...

In the first published real use of high-throughput RNAi screening in a laboratory setting, a group of researchers at the University of California, San Francisco, has identified novel negative and ...