{"id":{"repo_id":"mit","oai_identifier":"oai:dspace.mit.edu:1721.1/47815"},"canonical_url":"https://search.dev.ndltd.org/etd/mit/oai:dspace.mit.edu:1721.1/47815","repository":{"repo_id":"mit","name":"MIT","base_url":"https://dspace.mit.edu/oai/request"},"display":{"title":"Development of an integrated capillary valve-based preconcentrator and surface-based immunoassay","abstract":"A new generation of integrated preconcentrator and immunoassay was developed. A novel, self-aligned method for patterning Nafion resin was developed and applied to create a preconcentrator. In a parallel effort, a surface-based immunoassay was developed and optimized for use with the preconcentrator. Experiments were carried out with R-phycoerythrin (R-PE) to characterize the performance of the integrated preconcentrator and immunoassay. The immunoassay originally has a detection limit of Ing/mL of R-PE in 1xPBS. When coupled to the preconcentrator, this limit has been improved to 0.Olng/mL, a roughly 100x improvement. Discussions of the differences between this and previous generations of concentrators are also presented in this thesis.","abstract_html":"A new generation of integrated preconcentrator and immunoassay was developed. A novel, self-aligned method for patterning Nafion resin was developed and applied to create a preconcentrator. In a parallel effort, a surface-based immunoassay was developed and optimized for use with the preconcentrator. Experiments were carried out with R-phycoerythrin (R-PE) to characterize the performance of the integrated preconcentrator and immunoassay. The immunoassay originally has a detection limit of Ing/mL of R-PE in 1xPBS. When coupled to the preconcentrator, this limit has been improved to 0.Olng/mL, a roughly 100x improvement. Discussions of the differences between this and previous generations of concentrators are also presented in this thesis.","abstract_has_math":false,"creators":["Liu, Vincent Hok"],"institution":"Massachusetts Institute of Technology","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":"Massachusetts Institute of Technology. Dept. of Electrical Engineering and Computer Science.","school":null,"contributors":[],"advisors":["Jongyoon Han."],"committee_chairs":[],"committee_members":[],"year":2009,"date_issued":"2009","date_published":"2009","updated_at":"2026-07-22T22:21:11Z","subjects":["Electrical Engineering and Computer Science."],"languages":["eng"],"rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. 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The immunoassay originally has a detection limit of Ing/mL of R-PE in 1xPBS. When coupled to the preconcentrator, this limit has been improved to 0.Olng/mL, a roughly 100x improvement. Discussions of the differences between this and previous generations of concentrators are also presented in this thesis."],"dc:description.degree":["S.M."],"dc:identifier.uri":["http://hdl.handle.net/1721.1/47815"],"dc:language.iso":["eng"],"dc:publisher":["Massachusetts Institute of Technology"],"dc:rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. 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