th of a person to have a perfect immune system in the body in order to maintain the level of health and to be protective against various infections and diseases.
Before probing into the issue of discussing current developments regarding histocompatibility complex and then describing the importance of histocombatibility complex in transplantation, we should first get to know what immunology actually is. So starting with immunology, it is that sort of study that typically deals with the resistance against various diseases with the immune system. Pathak and Palan (2005) found that it is the study of human immune system and also it is the field of medicine that has a relation with treatment of those diseases which are related to the immune system. Various types of immunology include clinical immunology, developmental immunology, classical immunology, diagnostic immunology, experimental immunology, reproductive immunology and evolutionary immunology.
If we talk about immunity, it is the system or mechanism which deals with certain diseases whereas immune system is that sort of network that consists of such systems of the body which have an interaction with each other. Such systems include lymph system, the skin, white blood cells and the bone marrow. Male (2003) found that immunology is a very broad field of medicine study because of the wideness of immune system as it involves everything from the blood cells of the body to even the skin. While talking about immunology, we must also mention those categories of diseases which fall under the immunology. Such categories include very harmful and deadly disease like AIDS and treatment of not so complex skin allergies.
Some common diseases related to the field of immunology are asthma and arthritis. These diseases of the immune system are caused due to the body’s hypersensitivity level to various substances. There also exist such disorders which are not possible to deal with only the help of body’s immune system or we