Near infrared spectral polarization imaging of prostate cancer tissues using Cybesin: A receptor-targeted contrast agent

Yang Pu, W. B. Wang, G. C. Tang, Kexian Liang, S. Achilefu, R. R. Alfano

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Cybesin, a smart contrast agent to target cancer cells, was investigated using a near infrared (NIR) spectral polarization imaging technique for prostate cancer detection. The approach relies on applying a contrast agent that can target cancer cells. Cybesin, as a small ICG-derivative dye-peptide, emit fluorescence between 750 nm and 900 nm, which is in the "tissue optical window". Cybesin was reported targeting the over-expressed bombesin receptors in cancer cells in animal model and the human prostate cancers over-expressing bombesin receptors. The NIR spectral polarization imaging study reported here demonstrated that Cybesin can be used as a smart optical biomarker and as a prostate cancer receptor targeted contrast agent.

Original languageEnglish (US)
Title of host publicationPhotonic Therapeutics and Diagnostics IX
DOIs
StatePublished - 2013
Externally publishedYes
EventPhotonic Therapeutics and Diagnostics IX - San Francisco, CA, United States
Duration: Feb 2 2013Feb 7 2013

Publication series

NameProgress in Biomedical Optics and Imaging - Proceedings of SPIE
Volume8565
ISSN (Print)1605-7422

Other

OtherPhotonic Therapeutics and Diagnostics IX
Country/TerritoryUnited States
CitySan Francisco, CA
Period2/2/132/7/13

Keywords

  • Absorption, and fluorescence
  • Contrast agent
  • Cybesin
  • Near-infrared (NIR)
  • Peptide analogue conjugate
  • Prostate cancer
  • Receptor-targeted
  • Spectral polarization imaging

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Biomaterials
  • Atomic and Molecular Physics, and Optics
  • Radiology Nuclear Medicine and imaging

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