Mucosal surfaces serve as critical battlegrounds where the immune system must balance tolerance to commensal organisms with rapid defense against pathogens.
NEW YORK, May 23 (UPI) --It may not be the mythical fountain of youth, but the strength of the body's immune system could hold the key to a healthy, long life, experts told UPI. The concept of ...
Herd immunity occurs when enough people in a group are immune to a specific infection that it cannot spread easily from person to person. Vaccination programs have been successful in creating herd ...