Hard skulls help protect our brains from physical injuries. In addition to a tough outer shell, brains have internal defenses, including a powerful shield called
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(HealthDay)—In an American Academy of Pediatrics policy statement, published online July 20 in Pediatrics, updated recommendations are presented relating to use of barrier methods for
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Researchers have shown that microglia, a class of immune cells in the brain, regulate the permeability of the brain’s protective barrier in response to systemic
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