0 a cell, especially one taken from a person or animal in a very early stage of development, that can develop into any other type of cell
1 a type of cell that is able to divide to produce more cells, or to develop into a cell that has a particular purpose
Embryonic stem cell lines derived from human blastocysts.
Structure of the active core of human stem cell factor and analysis of binding to its receptor kit.
A challenge in responding to such requests is in determining the comparative benefits and risks of different stem cell transplant methods.
Examples of cell signalling pathways implicated in adult stem cell ageing.
Integration of proliferation versus differentiation signals that regulate trophoblast stem cell fate.
Her own place in the controversy having settled down, we asked her to give us her story and perspectives on the stem cell issue.
Evolutionarily conserved developmental signaling pathways active in germinal and neuronal stem cell proliferation and differentiation in drosophila and mammalian development are implicated in mammary tumorigenesis.
The cells of all tissues in the resulting chimeric mice consisted of mixtures o f the two types of cells, including the stem cell population.