Use of anti-histamines and steroids give a quick relief from

In the cell mediated immuno response, T- lymphocytes divide and secrete

The letter T in T- lymphocyte refers to

A person likely to develop tetanus is immunized by administering

How many variable segments are present in the basic structure of antibody molecules?

Globulins contained in human blood plasma are primarily involved in

The term 'Vaccine' was introduced by

During an allergic reaction, the binding of antigens to IgE antibodies initiates a response, in which chemicals cause the dilation of blood vessels and a host of other physiological changes. Such chemicals are called

The protein α-1 antitrypsin is used to treat which of the following disease?

AIDS virus is also known as