He saw a four - cell cluster where there had been two cells. (discovermagazine.com)
While typically thought of as solitary life forms, microbes frequently aggregate to form dense cell clusters. (sciencedaily.com)
Primate studies have led to the deciphering of many of the complex mechanics of AIDS, and have helped in the understanding of the function of brain cell clusters in Alzheimer patients. (statesforbiomed.org)