agglutination

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Related to direct agglutination: indirect agglutination

ag·glu·ti·na·tion

 (ə-glo͞ot′n-ā′shən)
n.
1. The act or process of agglutinating; adhesion of distinct parts.
2. A clumped mass of material formed by agglutination. Also called agglutinate.
3. Biology The clumping together of cells or particles, especially bacteria or red blood cells, usually in the presence of a specific antibody or other substance.
4. Linguistics The formation of words from morphemes that retain their original forms and meanings with little change during the combination process.

ag·glu′ti·na′tive (-n-ā′tĭv, -ə-tĭv) adj.

agglutination

(əˌɡluːtɪˈneɪʃən)
n
1. the act or process of agglutinating
2. the condition of being agglutinated; adhesion
3. a united mass or group of parts
4. (Chemistry) chem the formation of clumps of particles in a suspension
5. (Biochemistry) biochem proteinaceous particles, such as blood cells and bacteria, that form clumps in antibody–antigen reactions
6. (Physiology) immunol the formation of a mass of particles, such as erythrocytes, by the action of antibodies
7. (Linguistics) linguistics the building up of words from component morphemes in such a way that these undergo little or no change of form or meaning in the process of combination

ag•glu•ti•na•tion

(əˌglut nˈeɪ ʃən)

n.
1. the act or process of uniting by glue or other tenacious substance.
2. the state of being thus united.
3. a mass or group cemented together.
4. the clumping of bacteria, red blood cells, or other cells, due to the introduction of an antibody.
5. a process of word formation in which morphemes, each having a relatively constant shape and meaning, are combined without fusion or morphophonemic change.
[1535–45]

Agglutination

 a combination of simple words to express compound ideas—Wilkes.

agglutination

Clumping of red blood cells or antigens, caused by the action of antibodies.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.agglutination - a clumping of bacteria or red cells when held together by antibodies (agglutinins)agglutination - a clumping of bacteria or red cells when held together by antibodies (agglutinins)
haemagglutination, hemagglutination - agglutination of red blood cells
isoagglutination - agglutination of an agglutinogen of one individual by a serum from another individual of the same species
biological process, organic process - a process occurring in living organisms
2.agglutination - the building of words from component morphemes that retain their form and meaning in the process of combining
linguistic process - a process involved in human language
3.agglutination - the coalescing of small particles that are suspended in solution; these larger masses are then (usually) precipitated
chemical action, chemical change, chemical process - (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved
Translations
aglutinacija

agglutination

[əˌgluːtɪˈneɪʃən] Naglutinación f

agglutination

nAgglutination f (also Ling), → Verklumpung f, → Verklebung f

ag·glu·ti·na·tion

n. aglutinación, acción de aglutinar o causar unión.
References in periodicals archive ?
Berkshire, UK) and weakly positive by using the direct agglutination test (1:3,200; cutoff 1:1,600).
The usefulness of direct agglutination test, enzyme-linked immunosorbent assay and polymerase chain reaction for the detection of Toxoplasma gondii in wild animals.
Neither of these molecules can cause direct agglutination of erythrocytes, so, to detect their presence, monoclonal antihuman globulin (AHG) with specificity for IgG or various complement proteins was added to a suspension of erythrocytes.
Reagents and card / cassette in amounts calculated on the amount of performed tests - Blood group (ABO and Rh system, immune antibodies in the test PTA) - 45 000 examinations for 3 years,- Newborn blood group (ABO and Rh system - 2serie, polyvalent serum BTA - 2 100 tests for 3 years,- Blood recipients blood group (ABO and Rh system, immune antibodies in the test PTA - 30 600 tests for 3 years,- Blood group donors and compatibility tests (checking the ABO and Rh group donor, proper attempt conformity) - 53 500 tests for 3 years,- Identification of antigen DVI direct agglutination test in newborns - 600 tests for 3 years.
It has been found that the results of direct agglutination test are less reproducible than those obtained from Dye tests.
In contrast to this guidance for Rh typing patients, Standards required blood donors to be Rh typed by a weak D method if the direct agglutination test with anti-D was negative.

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