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Mouse avatars allow cancer patients to test cures

Matt Freedman, 57, an artist and teacher in New York City, was diagnosed in summer of 2012 with Stage 4 adenoid cystic carcinoma, a slow growing form cancer that began in one of his salivary glands. He recently had surgery to remove some tumors that are now growing in lab mice. Photographed in his studio in Queens, NY.
Matt Freedman, 57, an artist and teacher in New York City, was diagnosed in summer of 2012 with Stage 4 adenoid cystic carcinoma, a slow growing form cancer that began in one of his salivary glands. He recently had surgery to remove some tumors that are now growing in lab mice. Photographed in his studio in Queens, NY.John Brecher / NBC News