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      The Science of Cancer

      The past few years have seen tremendous strides in our understanding of cancer, including new hypotheses about its genetic origins and new treatment alternatives using the body’s own immune response.
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      The Science of Cancer
      September 2, 2011Health

      Endurance Exercise Has Stem Cells Make Bone over Fat

      A mouse study found that endurance exercise influenced mesenchymal stem cells to turn into bone rather than into fat cells, leading to more oxygen carrying capacity and better immune function...
      August 20, 2007The Sciences

      Virus Infection Could Be Contributing to Obesity

      The presence of human adenovirus-36 seems to transform adult stem cells found in fatty tissue into fat cells--infection with the virus may therefore be a factor in at least some cases of obesity...
      December 1, 2005The Sciences

      Scientific American 50

      Flu preparedness, flexible electronics and stem cells all star in our fourth annual salute to the research, business and policy leaders of technology
      June 27, 2005The Sciences

      A Patchwork of Laws

      Richard Gardner and Tim Watson find much disagreement around the world about what should be allowed with stem cells--in spite of attempts at finding consensus
      June 6, 2007The Sciences

      Stem Cells from Skin Cells

      Success may help erase practical hurdles—if not ethical ones—to cloning human embryonic stem cells to study and treat degenerative disorders
      June 27, 2005The Sciences

      Tough Cell to Investors

      Venture capitalists fully understand the rich potential of stem cells. Yet a host of reasons also makes them hesitate to invest, as Nuala Moran explains
      June 27, 2005The Sciences

      Repair Workers Within

      Adult stem cells may escape the ethical controversies of their embryonic counterparts, but as Christine Soares notes, their practical clinical value is far more murky
      March 1, 2010Health

      New Hope for Battling Brain Cancer

      Studies suggest that stem cells sustain deadly tumors in the brain—and that aiming at these insidious culprits could lead to a cure
      December 10, 2012Health

      Brain Cells Made from Urine

      Human excreta could be a powerful source of cells to study disease, bypassing some of the problems of using stem cells, such as the risk of developing tumors and difficulties in obtaining blood samples from children...
      April 1, 1979The Sciences

      Teratomas and Chimeras

      Teratomas are tumors composed of a jumble of differentiated cells and tissues. Their malignant stem cells can differentiate normally in the mouse embryo and give rise to chimeras, or genetic mosaics...
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