Cancer-causing virus exploits key cell-survival proteins

Tuesday, February 22, 2011 - 22:30 in Biology & Nature

The human T-lymphotropic virus type 1, a cancer-causing retrovirus, exploits key proteins in host cells to extend the life of those cells, thereby prolonging its own survival and ability to spread, according to a new study. The virus, which causes adult T-cell leukemia and lymphoma, produces a protein called p30 that targets two important cell proteins, one involved in DNA damage repair, the other involved in the destruction of proteins within the cell.

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