Different factors can be introduced to obtain certain types of cells. (sciencedaily.com)
Traditional methods for sorting cells rely on fluorescent molecular tags, designed to stick to the surface proteins present on certain types of cells but not on others. (sciencemag.org)
His team was able to answer «where» by comparing normal lab mice with those bred to lack microRNA in certain types of cells that line the gut. (scientificamerican.com)