Cancer

A taxing issue: How human T-lymphotropic virus

Published in Clinical Oncology Week, February 11th, 2008

Researchers have identified a potential new mechanism through which human T-lymphotropic virus type-1 (HTLV-1) causes leukemia in adults. The findings, published this week in the online open access journal Retrovirology, represent the first time that a reduction in histone protein levels has been linked to viral infection and the development of cancer.

HTLV-1 is a retrovirus that causes adult T-cell leukaemia/lymphoma (ATLL). A single protein made by the virus, Tax, is thought to be enough to trigger cancer development. Tax has a number of effects in the cell, including promoting inappropriate cell division, repressing DNA repair mechanisms and causing genomic...

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Source: Clinical Oncology Week (2008-02-11)

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