Stages and Features of Antigen-Antibody Reactions

Stages and Features of Antigen -Antibody reaction

Introduction The combination of antigens (Ag) and antibodies (Abs) occur specifically and in observable manner. There is various usefulness of this type of reaction. Some of them are: A basis for the formation of antibody mediated immunity Helps generally during the cases of infectious diseases. Besides, in tissue injury related to some types of hypersensitivity … Read more

Laboratory diagnosis of Leptospira

Because of the variability in the clinical manifestations of infection and frequent absence of jaundice, leptospirosis should always be considered in case of undiagnosed pyrexia (PUO). It is done especially when the patient could have been exposed to infection through the nature or place of work or in some other way. After an incubation period … Read more

Classical complement pathway

Classical complement pathway

Introduction to Complement Complement is the name given to a system of some non-specific proteins present in normal human and animal serum. These proteins have got the ability to lyse or damage cells (bacteria, virus, tumour cells) and to stimulate some antigen and antibody reactions. This system consists of approximately 20 serum proteins which include … Read more