Cells and Aging (fwd)

Pilar at bubble.com Pilar at bubble.com
Thu Mar 11 12:49:53 EST 1999

Can someone briefly explain the knockout mice to me?  I have a few

What exactly does "knockout" mean?  Was the gene that produces
telomerase removed?  

Since somatic cells dont make telomerase anyway, wouldn't it only
affect the reproductive cells?  How would that shorten the lifespan?

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