immunoprecipitation


immunoprecipitation
The precipitation of a multivalent antigen by a bivalent antibody, resulting in the formation of a large complex. The antibody and antigen must be soluble. Precipitation usually occurs when there is near equivalence between antibody and antigen concentrations.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • Immunoprecipitation — (IP) is the technique of precipitating a protein antigen out of solution using an antibody that specifically binds to that particular protein. This process can be used to isolate and concentrate a particular protein from a sample containing many… …   Wikipedia

  • Immunoprécipitation — L immunoprécipitation (IP) est la technique qui permet la précipitation d un antigène (protéine) en solution par un anticorps qui agglutine spécifiquement une protéine particulière. On l utilise pour isoler et concentrer une protéine précise… …   Wikipédia en Français

  • immunoprecipitation — noun Date: 1962 precipitation of a complex of an antibody and its specific antigen • immunoprecipitate noun • immunoprecipitate transitive verb …   New Collegiate Dictionary

  • immunoprecipitation — (im u no pre sip i ta shun) A reaction involving soluble antigens reacting with antibodies to form a large aggregate that precipitates out of solution …   Dictionary of microbiology

  • immunoprecipitation — /im yeuh noh pri sip i tay sheuhn, i myooh /, n. the separation of an antigen from a solution by the formation of a large complex with its specific antibody. [1965 70; IMMUNO + PRECIPITATION] * * * …   Universalium

  • immunoprecipitation — noun A technique in which an antigen is precipitated from solution by using an antibody, or a particular use of this technique We carried out sequential immunoprecipitations of cell lysates. See Also: immunoprecipitate, precipitation,… …   Wiktionary

  • immunoprecipitation — The phenomenon of aggregation of sensitized antigen upon addition of specific antibody (precipitin) to antigen in solution. SYN: immune precipitation. * * * im·mu·no·pre·cip·i·ta·tion pri .sip ə tā shən n pr …   Medical dictionary

  • immunoprecipitation — n. material formed as a result of reciprocal activity of matching antibodies and antigens …   English contemporary dictionary

  • immunoprecipitation — im·mu·no·precipitation …   English syllables

  • immunoprecipitation — im•mu•no•pre•cip•i•ta•tion [[t]ˌɪm yə noʊ prɪˌsɪp ɪˈteɪ ʃən, ɪˌmyu [/t]] n. imu the separation of an antigen from a solution by the formation of a large complex with its specific antibody • Etymology: 1965–70 …   From formal English to slang


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