HealthMicroglia: How the brain’s immune cells may be causing dementia They fight invaders, clear debris and tend neural connections, but sometimes microglia go rogue. Preventing this malfunction may offer new treatments for brain conditions including Alzheimer's Features
HealthBird flu cases may be going undetected in US dairy workers Ten people in the US have been infected with a strain of bird flu called H5N1, but patchy surveillance means that some cases may be slipping through the cracks News