212_Enger-2011-09-23-stdt

6 92110 telomerase and health telomerase and health

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Unformatted text preview: trahymena thermophila, a ciliated protist Carol Greider and others have since shown that overexpression of TERT in human cells allows them to divide more times in tissue culture experiments (delays cellular senescence). 6 9/21/10 Telomerase and health Telomerase and health Once we are adults, most of our cells do not divide frequently. Some tissue types, like blood cells, must be renewed and replaced regularly from stem cells. Telomerase is more active in some cells than in others. Once we are adults, most of our cells do not divide frequently. Some tissue types, like blood cells, must be renewed and replaced regularly from stem cells. Telomerase is more active in some cells than in others. We now know that certain inherited diseases are due to telomerase defects. We now know that certain inherited diseases are due to telomerase defects. Example: Congenital aplastic anemia. This disease is characterized by insufficient cell divisions in the bone marrow stem cells that give rise to blood cells. Example: Congenital aplastic anemia. This disease is characte...
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