"Now some intriguing findings from an NIH-funded team reported in Science Immunology help to explain how the brain is protected against infections.1 However, th

"Now some intriguing findings from an NIH-funded team reported in Science Immunology help to explain how the brain is protected against infections.1 However, the findings also highlight a serious downside: these same mechanisms that protect the brain also leave it especially vulnerable to damaging levels of neuroinflammation."