Lecture+5-stem+cell+and+ESC - Stem Cells and Therapies Stem...

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Stem Cells and Therapies Stem cells and progenitor cells Embryonic stem cells (mouse, human) Federal Policy 1995: Dickey-Wicker Amendment prohibits using deral funds for research in which human federal funds for research in which human embryos are destroyed. 2001: Bush permitted federal funding of research on ESC lines derived by Aug. 9, 2001 2009: Obama removed the restriction against federal funding of stem cell research 2010: An injunction against federally funded embryonic stem cell (ESC) research California
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A Stem Cell A cell that has the ability to y (1) renew itself for indefinite periods in culture (2) and to give rise to specialized cells. Stem cell Stem cell
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Types of Stem Cells Embryonic stem cells Adult stem cells in bone marrow, skin, intestinal epithelium, brain, fat… Fetal tissues: placenta, umbilical cord, amniotic fluid Stem Cells vs. Progenitor Cells Stem cell: Renew itself Develop into specialized cells Progenitor cell: Only develop into specialized cells
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This note was uploaded on 01/21/2012 for the course BIOE 116 taught by Professor Various during the Fall '10 term at University of California, Berkeley.

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Lecture+5-stem+cell+and+ESC - Stem Cells and Therapies Stem...

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