Ouchterlonyn.
/ˌɒxtəˈləʊni/, /ˌɒktəˈləʊni/, U.S. /ˌɑktərˈloʊni/ Immunology.
Used attributively and in the genitive with reference to a standard precipitin test which normally involves placing antigen and antibody in separate wells sunk into a layer of agar on a plate and observing the line of precipitation which develops as the substances meet after diffusing through the agar.
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Ouchterlony1952
tox1982
1952 Methods Med. Res. 5 368 Ouchterlony's technique deviates from the ideal particularly with respect to points (1) and (2).
1955 Jrnl. Immunol. 75 460 (heading) Interpretation of the Ouchterlony precipitin test.
1962 M. H. Luntz & R. Wright in A. Pirie Lens Metabolism 319 Serum from each patient was put on Ouchterlony plates and tested against..human lens protein.
1975 Nature 21 Aug. 656/1 This antiserum gave a single line on Ouchterlony gel diffusion with MAF.
1989 R. Dryer & G. Lata Exper. Biochem. ii. xi. 400 This process, a variation of the Ouchterlony procedure, is termed double diffusion.
1998 Internat. Jrnl. Plant Sci. 159 176/2 Gardiner and Day..performed serological assays using Ouchterlony plates to determine whether antigenic sites were preserved in experimentally abused fimbriae.
This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022).
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n.1952