Human embryonic and adult stem cells each have advantages and We don't yet know for certain whether tissues derived from embryonic stem cells would.
The adult stem cell can renew itself and can differentiate to yield some or all of the major specialized cell types of the tissue or organ. The primary roles of adult.
Adult stem cells are the successful standard for stem cells. Although in the past their regenerative/reparative capacity was ignored.
Adult stem cells are undifferentiated cells, found throughout the body after development, that multiply by cell division to replenish dying cells and regenerate .