LW-BCH4122-Lecture1_2009 Edit

LW-BCH4122-Lecture1_2009 Edit - Click to edit Master...

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Unformatted text preview: Click to edit Master subtitle style What are stem cells? Renew themselves for long periods through cell division (self-renewal) Give rise to specialized cell types (differentiation) indicating an important slide Types of Stem cells (Defined by their origin and potentials) Adult (or somatic) stem cells Tissue specific adult stem cells Mesenchymal stem cells Embryonic stem cells Embryonic stem cells (ES) Embryonic germ cells (EG) Embryonic carcinoma cells Epiblast-derived stem cells Induced pluripotent stem cells (iPS) Developmental potentials A multipotent cell can give rise to several types of mature cells A pluripotent cell can give rise to almost all types of adult cells A totipotent cell can give rise to a new individual, given appropriate maternal support Developmental potentials Hematopoietic stem cells Multipotent Adult (Somatic) stem cells 1. Emerge later in the fetus development 2. Serve as a reservoir of continuous replenishment for the tissues in which they reside Nature...
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This note was uploaded on 12/11/2009 for the course BCH bch4122 taught by Professor Wang during the Spring '09 term at University of Ottawa.

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LW-BCH4122-Lecture1_2009 Edit - Click to edit Master...

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