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OBJECTIVES. After reading this lesson, you will be able to: define agglutination. discuss the process of agglutination. describe the various methods of agglutination. read the result of agglutination reaction with naked eye and under the microscope. describe the various applications of agglutination. 60.2 DEFINITION OF AGGLUTINATION.
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Jan 1, 2014 · The agglutination phenomena can be defined as the linkage of particles or cells in a liquid resulting in formation of clumps. In detail, aggregation/agglutination is the outcome of...
Jul 30, 2023 · Definition of Agglutination: Agglutination is the process of particles clumping together due to specific interactions between antigens and antibodies. Types of Agglutination: There are several types of agglutination, each with its own specific context and applications. Here are some common types:
- Precipitate
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A ring precipitation test is used for grouping streptococci and for determining unknown proteins.
Single-diffusion assays, which are also called immunodiffusion assays, can be used to determine the concentration of immunoglobulins, complement components, and other serum proteins.
This test is used to diagnose several fungal, viral and bacterial infections. In addi-tion, it can be used to diagnose autoimmune diseases and to recognize Corynebacterium diphtheriae-produced toxins.
The agglutination test is used widely, for example, in detecting streptococci group B toxins, rheumatoid arthritis, and C-reactive proteins.
Blood grouping, virus identification and in the detection of certain diseases.
In the ring precipitation test, antigen interaction with antibodies occurs at: The top layer of the reaction tube. (b) The middle layer of the reaction tube. The bottom layer of the reaction tube. (d) None of the above. 2. Gel diffusion can be: Single. (b) Double. (c) Ring. (d) a and b. In the direct agglutination test: Pathogen and patient antibod...
- Rowa Yousef Alhabbab
- 2018
Understanding Agglutination: A Crucial Process in Biology and ...
Apr 10, 2024 · Agglutination reaction is an antigen-antibody reaction that leads to the visible clumping of particles. It occurs when a particulate antigen combines with its corresponding antibody in the presence of electrolytes, at a specific temperature and pH.
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Agglutination is caused by the formation of antibody-antigen complexes and occurs at room temperatures. Auto-agglutination is produced as a result of a complex formed between the patient’s own RBC antigens and antibodies, mediated by cold-reacting antibodies.
