Other factors, from the way a tumor grows to the amount of diseased tissue available for research, can affect the outcome of a particular type of cancer, says NCI deputy director James Doroshow.

NCI副主任詹姆斯·朵罗修说，其它因素——研究中有效地将一块肿瘤生长成病变组织的方法——会影响某种特定类型癌症的结果。

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Embryonic stem cells, found only in embryos, are the only human cells that can divide to form any other type of tissue.

FORBES: The Scientist Who Helped Stall Stem Cell Research

Diadexus scans the database for those few genes specific to one type of cancer, but not found in healthy tissue or other diseases.

FORBES: Divining Disease