When a person is infected with a pathogen, antibodies are produced against many epitopes of this pathogen. A subset of these antibodies can block infection by a process called neutralization. These...
Category: Immunology
The indirect fluorescent antibody test (IFA) is a semi-quantitative, sensitive, and rapid test to detect specific antibodies or antigens present in the samples. Direct and indirect...
Phagocytosis is the ingestion of extracellular particulate material such as invading pathogens or dead/dying cells by phagocytic cells and is one of the important innate defense mechanisms. It is...
Human antibodies are Y-shaped, tetrapeptide glycoproteins made by two heavy chains and two light chains that are bound together by disulfide bonds. Like any other proteins, antibodies can act as an...
Immunoglobulin A (IgA) is the second most abundant class of immunoglobulin next to IgG, constituting about 10-15% of total serum immunoglobulin and it is the predominant immunoglobulin class in...
Immunoglobulins, also known as antibodies, are special types of glycoprotein molecules that are secreted by well-differentiated B cells, called plasma cells. Antibodies specifically react with the...
