Synthesis and evaluation of a bimodal CXCR4 antagonistic peptide.

Abstract

The antagonistic Ac-TZ14011 peptide, which binds to the chemokine receptor 4, has been labeled with a multifunctional single attachment point reagent that contains a DTPA chelate and a fluorescent dye with Cy5.5 spectral properties. Flow cytometry and confocal microscopy showed that the bimodal labeled peptide gave a specific receptor binding that is similar to monofunctionalized peptide derivatives. Therefore, the newly developed bimodal peptide derivative can be used in multimodal imaging applications.

More about this publication

Bioconjugate chemistry
  • Volume 22
  • Issue nr. 5
  • Pages 859-64
  • Publication date 18-05-2011

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