Probing development and molecular function in diffusive living organisms with Multispectral Optoacoustic Tomography (MSOT)

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

Abstract

Optical interrogation of biological tissues offers great variety of intrinsic probing mechanisms as well as highly specific contrast approaches based on tissue-specific expression of fluorescent proteins and extrinsically administered moleculal biomarkers. Yet, most of the important living organisms and tissues remain inaccessible by the current optical imaging techniques due to complications arising from intense light scattering in tissues. In this work, a selective-plane illumination multispectral optoacoustic tomography (MSOT) technique was developed and applied for high-resolution whole-body visualization of intact mesoscopic-scale optically diffusive organisms whose sizes may vary from sub-millimeter up to a centimeter range and beyond. Utility of the method is demonstrated on several intact living organisms and small animal extremities. Furthermore, by combining multiwavelength illumination, the method is shown capable of resolving tissue-specific expression of fluorescent proteins located deep in optically diffuse tissues.

Original languageEnglish
Title of host publicationWorld Congress on Medical Physics and Biomedical Engineering
Subtitle of host publicationDiagnostic Imaging
PublisherSpringer Verlag
Pages921-924
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

  • Molecular imaging
  • Optoacoustics
  • Photoacoustic tomography
  • Small animal imaging

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