In-vivo red fluorescent protein tomography

N. C. Deliolanis, T. Wurdinger, L. Pike, B. Tannous, V. Ntziachristos

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

Abstract

We report on a novel mutli-spectral tomographic method that allows the 3D visualization of fluorescence protein activity in small animals. The method makes use of a novel spectral inversion scheme that integrates three-dimensional image reconstruction and auto-fluorescence correction that works seamlessly in the steep absorption transition from visible to near-infrared and yields an accurate whole-body redshifted FP tomography platform for small animals. We demonstrate the method imaging mCherry fluorescent protein labeled glioma tumors in animal brains operating with twoorders of magnitude better sensitivity compared to visualizing GFP. The method developed offers a new visualization dimension for functional genomics and proteomics, stem cell research and related modern biology trends in need of in-vivo longitudinal visualization of cellular and sub-cellular activity.

Original languageEnglish
Title of host publicationWorld Congress on Medical Physics and Biomedical Engineering
Subtitle of host publicationDiagnostic Imaging
PublisherSpringer Verlag
Pages270-273
Number of pages4
Edition2
ISBN (Print)9783642038785
DOIs
StatePublished - 2009
EventWorld Congress on Medical Physics and Biomedical Engineering: Diagnostic Imaging - Munich, Germany
Duration: 7 Sep 200912 Sep 2009

Publication series

NameIFMBE Proceedings
Number2
Volume25
ISSN (Print)1680-0737

Conference

ConferenceWorld Congress on Medical Physics and Biomedical Engineering: Diagnostic Imaging
Country/TerritoryGermany
CityMunich
Period7/09/0912/09/09

Keywords

  • Autofluorescence
  • Fluorescent proteins
  • Molecular imaging
  • Multispectral
  • Tomography

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