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Immune Cell Identity Crisis: What Makes a Liver Macrophage a Liver Macrophage?

Posted Today Every tissue in the human body has an immune cell in it called a macrophage. Macrophages play important roles in the immune system’s initial response to bacteria, viruses and wounds. But beyond that, each tissue macrophage also has specialized functions, tuned to the needs of that particular tissue. For example, macrophages in the brain, called microglia, help support normal brain development....

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Many Popular Dietary Supplements Can Yield Dangerous Liver Results

Athletes often use over-the-counter products to help lose weight or improve their energy and performance levels. However, the vast majority of herbal and dietary supplements (HDS) never undergo formal efficacy or safety tests because their manufacturing, production and content are not closely regulated by the Food and Drug Administration, says Robert Fontana, M.D., University of...