To interrupt leprosy transmission and reduce annual new cases significantly, preventive treatment needs to be implemented in all leprosy-endemic countries
An important part of the brain's immune system, cells called microglia constantly extend and retract "branches" from their cell body to survey their environment.
New research suggests that children can shed SARS-CoV-2, the virus that causes COVID-19, even if they never develop symptoms or for long after symptoms have cleared
