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CD44
Metastasis, the real problem
By HCat at 2007-01-03 21:42
 

    Although this process is inefficient, metastasistermterm is the cause of 90% of human cancer deaths. Metastasis is a complex process where cells from the primary tumor migrate to distant organs and create new tumors. It has been shown in models that when cells from metastaticterm colon cancer are injected into mice, only 0.01% survive to create new sites. This article explores some of the steps involved in metastasis with a view about the role apoptosis plays in the events. Apoptosis is the orderly program by which cells die. As opposed to necrosis which is accidental cell death from acute injury, apoptosis is signaled to cells that have received cellular damage but can still function.

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