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Maynooth University (MU) research led by the Department of Biology's Dr Ciara Flynn, working within the research group of Prof Andrew Hogan at the Kathleen Lonsdale Institute for Human Health Research, has found that obesity can impair key immune cells that help protect the body against infection and cancer. The study also found that bariatric surgery can reverse many of these immune cell defects, restoring their ability to respond more effectively to threats. “The findings p