A component of breast milk may help protect premature babies from developing sepsis, a fast-moving, life-threatening condition triggered by infection. Researchers at Washington University School of Medicine in St. Louis and Mayo Clinic in Rochester, Minn., have found—in newborn mice—that a molecule called epidermal growth factor in breast milk activates receptors on intestinal cells to keep dangerous gut bacteria from migrating into the bloodstream, where such microbes can prompt sepsis.
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