ਮਾਨਸ ਕੀ ਜਾਤਿ ਸਬੈ ਏਕੈ ਪਹਿਚਾਨਬੋ ॥
Immunology is the study of the immune system and is a very important branch of the medical and biological sciences. If the immune system is not functioning as it should, it can result in disease, such as autoimmunity, allergy and cancer