Neutrophils are a type of white blood cell in the human body. The body needs neutrophils to help fight infections, while protecting the body from the threat of various diseases. White blood cells play an important role in the immune system. When you are sick or injured, white blood cells will respond by producing chemicals to fight antigens, such as viruses, fungi, poisons, bacteria, and even cancer cells. Neutrophil function In general, white blood cells consist of several types, with the most number of neutrophils and lymphocytes. The number of neutrophils is the highest, which is around 55 to 70 percent. Neutrophils and lymphocytes have almost the same function, namely maintaining the immune system. If the lymphocyte is in charge of recognizing foreign substances, such as bacteria or viruses, and stimulating the production of antibodies in the body, the task of neutrophils is to fight bacterial infections. Neutrophils are produced by the body in the bone marrow and are distr...