"Prostate cells" refers to the specific type of cells found in the prostate gland, which is a part of the male reproductive system. These cells are responsible for producing the fluid that helps protect and nourish sperm. Full definition
So this is not a biological study that took a whole bunch of prostate cells and studied the effects of fish oil supplementation. (hugorivera.net)
In experiments reported in the February 12, 2009, issue of the journal Nature, the scientists identified 10 metabolites that become more abundant in prostate cells as cancer progresses. (hhmi.org)
A previous study of chronic fatigue syndrome pointed to a retrovirus found in cancerous prostate cells (magnified in inset). (sciencemag.org)