Defensive proteins produced by the body are called

Defensive proteins produced by the body are called Antibodies.

Explanation:

Antibody is also known as immunoglobulin proteins produce by immune system to neutralize pathogens such as bacteria, viruses and other chemicals, these are called Antigens.

Antibodies are produced by white blood cells (B-cells) to match the antigen. Each type of antibody matches with only one antigen.

There are 5 types of antibody molecules found in serum : IgG, IgM, IgA, IgE and IgD.

this protocol provides a detailed procedure for total protein extraction for western blot analysis from achieved samples following trizol isolation of rna.