The humoral immunity is the other essential arm of adaptive immune response which is mainly governed by the antibodies. The humoral immune response is important against extracellular microbes, microbial toxins, fungi, and viruses. Any defect in the production of antibody leads to severe complications in immune compromised individuals. Current day vaccine strategies are mostly directed to increase the antibody production against specific pathogens.

Figure 27.1 Overview of effector functions of antibody: