Identification of ige-binding egg white proteins: Comparison of results obtained by different methods
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Identification of ige-binding egg white proteins : Comparison of results obtained by different methods. / Aabin, B.; Poulsen, L. K.; Ebbehøj, K.; Nørgaard, A.; Frøkiœr, H.; Bindslev-Jensen, C.; Barkholt, V.
I: International Archives of Allergy and Immunology, Bind 109, Nr. 1, 1996, s. 50-57.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Identification of ige-binding egg white proteins
T2 - Comparison of results obtained by different methods
AU - Aabin, B.
AU - Poulsen, L. K.
AU - Ebbehøj, K.
AU - Nørgaard, A.
AU - Frøkiœr, H.
AU - Bindslev-Jensen, C.
AU - Barkholt, V.
PY - 1996
Y1 - 1996
N2 - The binding of IgE to egg white proteins was investigated for 34 sera from adults with a positive case history and/or positive RAST towards egg, and the impact of experimental conditions on IgE binding in commonly used methods was studied. Radioimmunoblotting after SDS-PAGE of both reduced and unreduced egg white extracts showed complex reaction patterns. The results were confirmed by crossed radioimmunoelectrophoresis (CRIE). Radio dot immunobinding was used to investigate the effect of treatment of allergens for SDS-PAGE and to evaluate the other methods. As a conclusion, the use of combinations of at least two methods is recommended for the identification of IgE-binding egg white proteins. Of the 34 sera, 18 reacted with ovotransferrin, 13 with ovomucoid, 11 with ovalbumin and 5 with lysozyme. The amounts of IgE bound to ovalbumin and lysozyme were generally lower than the amounts bound to ovotransferrin and ovomucoid.
AB - The binding of IgE to egg white proteins was investigated for 34 sera from adults with a positive case history and/or positive RAST towards egg, and the impact of experimental conditions on IgE binding in commonly used methods was studied. Radioimmunoblotting after SDS-PAGE of both reduced and unreduced egg white extracts showed complex reaction patterns. The results were confirmed by crossed radioimmunoelectrophoresis (CRIE). Radio dot immunobinding was used to investigate the effect of treatment of allergens for SDS-PAGE and to evaluate the other methods. As a conclusion, the use of combinations of at least two methods is recommended for the identification of IgE-binding egg white proteins. Of the 34 sera, 18 reacted with ovotransferrin, 13 with ovomucoid, 11 with ovalbumin and 5 with lysozyme. The amounts of IgE bound to ovalbumin and lysozyme were generally lower than the amounts bound to ovotransferrin and ovomucoid.
KW - Crossed radioimmunoelectrophoresis
KW - Dot immunobinding
KW - Egg white
KW - Food allergens
KW - IgE
KW - SDS-PAGE
U2 - 10.1159/000237231
DO - 10.1159/000237231
M3 - Journal article
C2 - 8527951
AN - SCOPUS:0029655315
VL - 109
SP - 50
EP - 57
JO - International Archives of Allergy and Immunology
JF - International Archives of Allergy and Immunology
SN - 1018-2438
IS - 1
ER -
ID: 328565993