Identification of phage antibodies toward the Werner protein by selection on Western blots

Peter Ravn, Svend Kjaer, Kristian Hobolt Jensen, T Wind, K B Jensen, P Kristensen, R M Brosh, D K Orren, V A Bohr, B F Clark

8 Citationer (Scopus)

Abstract

A procedure was established for selecting phage antibodies (phage-abs) from phage-displayed antibody repertoires by panning against proteins, separated by sodium dodecyl phosphate-polyacrylamide gel electrophoresis (SDS-PAGE) and electroblotted onto nitrocellulose membranes (Western blots). This immobilization strategy is applicable for secondary rounds of panning in selections against semipurified proteins, and directs the selection toward antibodies suitable as immunochemical reagents in Western blots. In model experiments, enrichment factors as high as 1.9x10(5) were obtained in a single round of panning. Furthermore, we demonstrate the application of this approach by selection of phage-abs recognizing the human Werner protein, which is defective in a premature aging syndrome.

OriginalsprogEngelsk
TidsskriftElectrophoresis
Vol/bind21
Udgave nummer3
Sider (fra-til)509-16
Antal sider8
ISSN0173-0835
DOI
StatusUdgivet - feb. 2000
Udgivet eksterntJa

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