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Definitions from WordNet
Noun quellung reaction has 1 sense
- quellung, quellung reaction - the swelling of the capsule surrounding a microorganism after reaction with an antibody; the basis of certain tests for identifying microorganisms; "pneumococcus quellung"
--1 is a kind of organic process, biological process
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Definitions from the Web
Term: Quellung Reaction
Description:
The Quellung reaction, also known as the Capsular Swelling Reaction, is a laboratory test used to determine the presence of specific serotypes of bacteria. It involves the application of specific antibodies to bacterial cells, causing the capsule surrounding the bacteria to swell and become more visible under a microscope.
Senses:
- Noun - Medical Test: The Quellung reaction is widely used in microbiology laboratories to identify and classify bacteria based on their serotypes.
- Noun - Immunology: In immunology, the Quellung reaction refers to the process of antibody binding to bacterial capsules, resulting in visible swelling or enlargement.
Sample Sentences:
- The Quellung reaction helped the doctors identify the specific serotype of bacteria causing the infection.
- Under the microscope, the Quellung reaction clearly revealed the swollen capsules surrounding the bacterial cells.
- During the Quellung reaction, specific antibodies are applied to the bacteria to determine their serotypes.
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