Latest Memory B cell Stories
An organism's ability to make new antibodies and use them to optimize its own immune defenses is of central importance in the fight against pathogens.
After a vaccination or an infection, the human immune system remembers to keep protecting against invaders it has already encountered, with the aid of specialized B-cells and T-cells.
Parents often wonder why it takes a year or more and multiple shots to fully immunize their children against diseases like diphtheria and pertussis. The reason is twofold. First, a single vaccination generates only a small amount of immunity and booster shots are needed to build up immunity to protective levels. The second reason is due to the fact that a substantial "lag time" is required by the immune system between initial immunization and subsequent booster shots to maximize the size of...