Hoechst-IR: An imaging agent that detects necrotic tissue in vivo by binding extracellular DNA

  • Madhuri Dasari
  • , Sungmun Lee
  • , Jay Sy
  • , Dongin Kim
  • , Seungjun Lee
  • , Milton Brown
  • , Michael Davis
  • , Niren Murthy

Research output: Contribution to journalArticlepeer-review

55 Scopus citations

Abstract

(Equation Presented). Cell necrosis is central to the progression of numerous diseases, and imaging agents that can detect necrotic tissue have great clinical potential. We demonstrate here that a small molecule, termed Hoechst-IR, composed of the DNA binding dye Hoechst and the near-infrared dye IR-786, can image necrotic tissue in vivo via fluorescence imaging. Hoechst-IR detects necrosis by binding extracellular DNA released from necrotic cells and was able to image necrosis generated from a myocardial infarction and lipopolysaccharide/d-galactosamine (LPS-GalN) induced sepsis.

Original languageBritish English
Pages (from-to)3300-3303
Number of pages4
JournalOrganic Letters
Volume12
Issue number15
DOIs
StatePublished - 6 Aug 2010

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