Asymmetric Stem Cell Division

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					       Asymmetric Stem Cell Division


            STROMA (NICHE) THAT KEEPS STEM CELLS FROM DYING



                        STEM CELL          REPLENISHED
                                            STEM CELL
     STEM CELL BEING
     USED UP BY
     DIVISION

           ASYMMETRIC
           DIVISION OF
           STEM CELL                NEW
                                    STEM
                                    CELL




DIFFERENTIATING
CELLS




         MAY DIFFERENTIATE INTO:
         OONERVE CELLS, OR
         OOMUSCLE CELLS, OR
         OOBLOOD CELLS, ETC.
                                             A.K. Szakal