| 释义 |
quellung reaction
Thesaurus| Noun | 1. | 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"quellungbiological process, organic process - a process occurring in living organisms |
quellung reaction
quellung reaction[′kwel·əŋ rē‚ak·shən] (microbiology) Swelling of the capsule of a bacterial cell, caused by contact with serum containing antibodies capable of reacting with polysaccharide material in the capsule; applicable to Pneumococcus, Klebsiella, and Hemophilus. quellung reaction
quel·lung re·ac·tion1. Synonym(s): Neufeld capsular swelling2. if pneumococcal organisms, India ink, and specific antisera are mixed, the antibodies present in the sera will bind to the polysaccharide antigens of the pneumococcal capsule and the capsule will appear more opaque and swollen. This test will identify the organism as being pneumococcal as well as the specific capsular types. Synonym(s): capsular precipitation reaction [Ger. Quellung, swelling] quel·lung re·ac·tion (kvel'lung rē-ak'shŭn) 1. Synonym(s): Neufeld capsular swelling. 2. If pneumococcal organisms, India ink, and specific antisera are mixed, the antibodies present in the sera will bind to the polysaccharide antigens of the pneumococcal capsule and the capsule will appear more opaque and swollen. [Ger. Quellung, swelling]Neufeld, Ferdinand, German bacteriologist, 1869-1945. Neufeld capsular swelling - increase in opacity and visibility of the capsule of capsulated organisms exposed to specific agglutinating anticapsular antibodies. Synonym(s): Neufeld quellung reaction; Neufeld reaction; quellung phenomenon; quellung reaction; quellung testNeufeld quelling reaction - Synonym(s): Neufeld capsular swellingNeufeld reaction - Synonym(s): Neufeld capsular swellingquellung reaction
Synonyms for quellung reactionnoun the swelling of the capsule surrounding a microorganism after reaction with an antibodySynonymsRelated Words- biological process
- organic process
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