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p300 null MSI+ cancer cell lines that re-express exogenous p300 showed slower growth and a more flattened morphology.
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The role of p300 and CBP in cancer is under debate. Some studies indicate a role as tumor suppressors, yet other studies suggest a role as tumor promoters. It has been reported that p300 behaves as a classical tumor suppressor gene. Another study reported that the p300 gene and the CBP gene are mutated in >85% of micro-satellite instable (MSI)+ colon cancer cell lines and primary tumors. p300 null MSI+ cancer cell lines that re-express exogenous p300 showed slower growth and a more flattened morphology.

[ Last edited by gundnir on 2009-11-1 at 01:38 ]

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Originally posted by onlliu at 2009-11-1 00:26:
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[ Last edited by onlliu on 2009-11-1 at 16:03 ]
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