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Almost everyone knows the devastation that cancer brings to families, workplaces and communities, and many Houstonians are aware of well-known local cancer treatment institutions. Few, however, may be familiar with the CHRISTUS Stehlin Foundation for Cancer Research, a nationally recognized leader in cancer research located in Houston, which recently achieved a milestone in their battle against cancer.

Researchers at Cedars-Sinai Medical Center's Maxine Dunitz Neurosurgical Institute who first isolated cancer stem cells in adult brain tumors in 2004 have now identified a molecular mechanism that is involved in the development of these cells from which malignant brain tumors may originate. This could offer a target for scientists seeking treatments that would kill malignant brain tumors at their source and prevent them from recurring.

A correspondence article published in a recent edition of The Lancet probes the issue of US presidential candidate John McCain's health. The senator from Arizona has a history of the skin cancer melanoma, and there has been much debate in the media regarding the age and health of the 72-year-old.

Reuters - An aggressive strategy of vaccinating older women against cervical cancer could deliver a crippling blow against the disease, cutting rates for that type of cancer in half for women through age 45, U.S. researchers said on Saturday.