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McCain’s Brain Tumor is Aggressive Form of Cancer

U.S. Senator John McCain is being treated for glioblastoma multiforme, one of the most aggressive forms of brain cancer. It is a malignant tumor that grows at a very rapid rate and is able to shift to new locations within the brain, according to the Mayo Clinic, a non-profit medical research group. Glioblastomas generate microscopic roots that penetrate brain tissue, making complete surgical removal impossible, Mayo says. McCain’s doctors at the Mayo Clinic Hospital in southwestern city of Phoenix, Arizona said they removed all of the tumor that was visible on…

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Science 

‘Living Drug’ That Fights Cancer By Harnessing The Immune System Clears Key Hurdle

Enlarge this image Image of a CAR-T cell (reddish) attacking a leukemia cell (green). These CAR-T lymphocytes are used for immunotherapy against cancer (CAR stands for chimeric antigen receptor). After the proliferation of the CAR-expressing T cells, they are transfused back into the patient and can directly detect the cancer cells carrying the antigen. Eye of Science/Science Source hide caption toggle caption Eye of Science/Science Source A new kind of cancer treatment that uses genetically engineered cells from a patient’s immune system to attack their cancer easily cleared a crucial…

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