Stem cells are undifferentiated cells that are capable of self-renewal or differentiation into a specialized cell. They exist within areas of the body known as biological niches and are essential for ...

All stem cells are not created equal, a new study finds. Two distinct kinds of self-renewing blood cells have been spotted in mice, muddying a simplistic view of stem cell categories. Knowing how ...

Stem cells can develop into other types of cells, such as muscle or brain cells. They can also renew themselves by dividing, even after they have been inactive for a long time. Stem cell research is ...

Stem cells are cells that do not yet have a specific role and can become almost any cell that is required. They can also regenerate damaged tissue under the right conditions. Stem cells are ...