Abstract:
:In this report, the use of fluorescence detection coupled capillary electrophoresis (CE-FL) allowed us to fully characterize the antigen-antibody interaction. CE-FL allowed separation of unbound quantum dots (QDs) and ligand bound QDs and also revealed an ordered assembly of biomolecules on QDs. Further, we observed FRET from QDs donor to DyLight acceptor, which were covalently conjugated with human IgG and goat anti-human IgG, respectively. The immunocomplex was formed and the mutual affinity of the antigen and antibody brought QDs and DyLight close enough to allow FRET to occur. This novel CE-based technique can be easily extended to other FRET systems based on QDs and may have potential application in the detection of antibodies.
journal_name
Int J Mol Scijournal_title
International journal of molecular sciencesauthors
Wang J,Qiu L,Wang C,Zhang Y,Li J,Xia J,Jiang Pdoi
10.3390/ijms140919146subject
Has Abstractpub_date
2013-09-17 00:00:00pages
19146-54issue
9issn
1422-0067pii
ijms140919146journal_volume
14pub_type
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journal_title:International journal of molecular sciences
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journal_title:International journal of molecular sciences
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journal_title:International journal of molecular sciences
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journal_title:International journal of molecular sciences
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