We found we could grow the virus in certain cell types, and I began trying to develop a rapid molecular test, but it turned out not to be very sensitive. (discovermagazine.com)
Other brain researchers had identified certain cell types and areas of the brain associated with fear, reward, addiction, and depression. (discovermagazine.com)
Each of these germ layers is responsible for generating certain cell types as the embryo develops. (med.stanford.edu)