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dc.contributor.authorYap, Lim Wei
dc.contributor.authorChen, Huaying
dc.contributor.authorGao, Yuan
dc.contributor.authorPetkovic, Karolina
dc.contributor.authorLiang, Yan
dc.contributor.authorSi, Kae Jye
dc.contributor.authorWang, Huanting
dc.contributor.authorTang, Zhiyong
dc.contributor.authorZhu, Yonggang
dc.contributor.authorCheng, Wenlong
dc.date.accessioned2021-09-23T23:53:22Z
dc.date.available2021-09-23T23:53:22Z
dc.date.issued2017
dc.identifier.issn2040-3364
dc.identifier.doi10.1039/c7nr01511a
dc.identifier.urihttp://hdl.handle.net/10072/408315
dc.description.abstractSurface-Enhanced Raman Scattering (SERS) is emerging as a promising strategy for the quantification of immunoglobulin G (IgG) due to its inherent high sensitivity and specificity; however, it remains challenging to integrate SERS detection with a microfluidic system in a simple, efficient and low-cost manner. Here, we report on a novel bifunctional plasmonic-magnetic particle-based immunoassay, in which plasmonic nanoparticles act as soluble SERS immunosubstrates, whereas magnetic particles are for promoting micromixing in a microfluidic chip. With this novel SERS immunosubstrate in conjunction with the unique microfluidic system, we could substantially reduce the assay time from 4 hours to 80 minutes as well as enhance the detection specificity by about 70% in comparison to a non-microfluidic immunoassay. Compared to previous microfluidic SERS systems, our strategy offers a simple microfluidic chip design with only one well for mixing, washing and detection.
dc.description.peerreviewedYes
dc.languageEnglish
dc.publisherROYAL SOC CHEMISTRY
dc.relation.ispartofpagefrom7822
dc.relation.ispartofpageto7829
dc.relation.ispartofissue23
dc.relation.ispartofjournalNanoscale
dc.relation.ispartofvolume9
dc.subject.fieldofresearchPhysical sciences
dc.subject.fieldofresearchChemical sciences
dc.subject.fieldofresearchcode51
dc.subject.fieldofresearchcode34
dc.subject.keywordsScience & Technology
dc.subject.keywordsPhysical Sciences
dc.subject.keywordsTechnology
dc.subject.keywordsChemistry, Multidisciplinary
dc.subject.keywordsNanoscience & Nanotechnology
dc.titleBifunctional plasmonic-magnetic particles for an enhanced microfluidic SERS immunoassay
dc.typeJournal article
dc.type.descriptionC1 - Articles
dcterms.bibliographicCitationYap, LW; Chen, H; Gao, Y; Petkovic, K; Liang, Y; Si, KJ; Wang, H; Tang, Z; Zhu, Y; Cheng, W, Bifunctional plasmonic-magnetic particles for an enhanced microfluidic SERS immunoassay, Nanoscale, 2017, 9 (23), pp. 7822-7829
dc.date.updated2021-09-23T23:52:13Z
gro.hasfulltextNo Full Text
gro.griffith.authorTang, Zhiyong


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