Bartke lab to study temperature, metabolism Most of us go about our daily and nightly routines in a comfortable, room-temperature environment. Could lowering the thermostat help our bodies to run more efficiently, boosting both our health and lifespa n? Andrzej Bartke, PhD, professor of internal medicine and medical microbiology at Southern Illinois University School of Medicine, has received a National Institute on Aging (NIA) grant to fund studies to explore the effects of temperature on longevity. Bartke is an internationally renowned expert on mammalian aging. His laboratory was the first