Ni-nitrilotriacetic acid-modified quantum dots as a site-specific labeling agent of histidine-tagged proteins in live cells |
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| Authors: | Kim Junwon Park Hye-Young Kim Jaeseung Ryu Jiyoung Kwon Do Yoon Grailhe Regis Song Rita |
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| Affiliation: | Nano/Bio Chemistry Laboratory, Institut Pasteur Korea (IP-K), 39-1 Hawolgok-dong, Seongbuk-gu, 136-791, Seoul, Korea. |
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| Abstract: | Ni-nitrilotriacetic acid (NTA) functionalized CdSe/ZnS quantum dots (QDs) were exploited as a site-specific labeling agent of histidine-tagged biomolecules in live cells; the QDs were found to be water-soluble, aggregation free and stable for several months. |
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