Credit: Courtesy of Yiping Han, PhD
Images of noncancerous (far left) versus cancerous colorectal tissue (middle and right) from the same patient who was infected with F. nucleatum. Red indicates the FadA adhesin, a protein that is produced by the bacterium and accelerates cancerous tumor growth. Green indicates Annexin A1, a protein released in increasing amounts by cancerous tissue when infected with F. nucleatum.