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By two-site labeling of the bacterially-produced anti-HA Fab with ATTO520, its fluorescence intensity was increased to 4.4-fold, in the presence of a nanomolar concentration of H1N1 HA. Our results indicate the potential use of this Quenchbody, as a sensor for the simple in situ detection of influenza A virus.<\/jats:p>","DOI":"10.3390\/s19010052","type":"journal-article","created":{"date-parts":[[2018,12,24]],"date-time":"2018-12-24T10:37:49Z","timestamp":1545647869000},"page":"52","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":23,"title":["Single-Step Detection of the Influenza Virus Hemagglutinin Using Bacterially-Produced Quenchbodies"],"prefix":"10.3390","volume":"19","author":[{"given":"Hee-Jin","family":"Jeong","sequence":"first","affiliation":[{"name":"Department of Biological and Chemical Engineering, College of Science and Technology, Hongik University, Sejong-si 30016, Korea"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7417-1932","authenticated-orcid":false,"given":"Jinhua","family":"Dong","sequence":"additional","affiliation":[{"name":"Key Laboratory of Biological Medicine in Universities of Shandong Province, School of Bioscience and Technology, Weifang Medical University, Weifang 261042, China"},{"name":"Tokyo Tech World Research Hub Initiative (WRHI), Institute of Innovative Research, Tokyo Institute of Technology, 4259 Nagatsuta-cho, Midori-ku, Yokohama, Kanagawa 226-8503, Japan"},{"name":"Laboratory for Chemistry and Life Science, Institute for Innovative Research, Tokyo Institute of Technology, Yokohama 226-8503, Japan"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8849-4217","authenticated-orcid":false,"given":"Hiroshi","family":"Ueda","sequence":"additional","affiliation":[{"name":"Laboratory for Chemistry and Life Science, Institute for Innovative Research, Tokyo Institute of Technology, Yokohama 226-8503, Japan"}]}],"member":"1968","published-online":{"date-parts":[[2018,12,23]]},"reference":[{"key":"ref_1","unstructured":"(2018, December 21). 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