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b'Patients who are diagnosed with Crohn\'s disease today can be tested for the activity of a particular gene that can help guide their treatment. The role this gene plays was a fortuitous discovery in the laboratory of Upstate scientist Patients who are diagnosed with Crohn\'s disease today can be tested for the activity of a particular gene that can help guide their treatment. The role this gene plays was a fortuitous discovery in the laboratory of Upstate scientist William Kerr, PhD William Kerr, PhD, a professor of pediatrics and microbiology and immunology at Upstate. He talks about what may cause Crohn\'s disease -- a chronic inflammatory bowel disorder -- and how it\'s treated. (Click, a professor of pediatrics and microbiology and immunology at Upstate. He talks about what may cause Crohn\'s disease -- a chronic inflammatory bowel disorder -- and how it\'s treated. (Click here here to see the research paper on Crohn\'s disease that Kerr speaks about.) to see the research paper on Crohn\'s disease that Kerr speaks about.)'