Detection of tip-enhanced fluorescence from loop-mediated isothermal amplification of hepatitis B virus by two-photon microscopy

Shih Chung Wei, Tsung Liang Chuang, Hui Hsin Lu, Chia Chen Chang, Da Shin Wang, Kung Bin Sung*, Chii Wann Lin

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Tip-enhanced fluorescence of localized DNA replication by loop-mediated isothermal amplification (LAMP) is a potential way to observe real-time biological reaction confined in nanometer scale. We successfully coated Bst polymerase on the apex (100 nm) of an atomic force microscope (AFM) tip and performed localized LAMP reaction of hepatitis B virus (HBV). By using this tip-based reaction, the replicated HBV DNA can be directly imaged to be 400500 nm spots by using two-photon excitation fluorescence microscopy.

Original languageEnglish
Title of host publication33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011
Pages490-493
Number of pages4
DOIs
StatePublished - 2011
Externally publishedYes
Event33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011 - Boston, MA, United States
Duration: 30 08 201103 09 2011

Publication series

NameProceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS
ISSN (Print)1557-170X

Conference

Conference33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011
Country/TerritoryUnited States
CityBoston, MA
Period30/08/1103/09/11

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