Division of Intramural Research Laboratory of Developmental Biology
Cell-Cell Signaling
Demonstration of gap junction cell-cell
coupling in cultured 3T3 cells. A
micropipette injects fluorescent dye into the middle cell, which then slowly
spreads through gap junctions into neighboring cells. (Image Provided by
Richard Francis)
Department
of Health and Human Services
National
Institutes of Health
National
Heart, Lung, and Blood Institute