Deficient immune cells implicated in TB disease progression

Nearly a quarter of the world’s population is estimated to be infected with Mycobacterium tuberculosis (M.tb), the pathogen that causes tuberculosis, but less than 15 percent of infected individuals develop the disease. A study published May 24 in Nature Immunology by investigators from Harvard Medical School, Brigham and Women’s Hospital,…

Immune system may have another job—combatting depression

An inflammatory autoimmune response within the central nervous system similar to one linked to neurodegenerative diseases such as multiple sclerosis (MS) has also been found in the spinal fluid of healthy people, according to a new Yale-led study comparing immune system cells in the spinal fluid of MS patients and…