Cancer cells need food to survive and grow. They're very good at getting it, too, even when nutrients are scarce. Many scientists have tried killing cancer cells by taking away their favorite food, a sugar called glucose. Unfortunately, this treatment approach not only fails to work, it backfires - glucose-starved tumors actually get more aggressive. In a study published January 31 in the journal Cell, researchers at Sanford-Burnham Medical Research Institute discovered that a protein called PKCζ is responsible for this paradox...
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