An immunosuppressive antibody-drug conjugate

Rongsheng E. Wang, Tao Liu, Ying Wang, Yu Cao, Jintang Du, Xiaozhou Luo, Vishal Deshmukh, Chan Hyuk Kim, Brian R. Lawson, Matthew S. Tremblay, Travis S. Young, Stephanie A. Kazane, Feng Wang, Peter G. Schultz

Research output: Contribution to journalArticlepeer-review

92 Scopus citations

Abstract

We have developed a novel antibody-drug conjugate (ADC) that can selectively deliver the Lck inhibitor dasatinib to human T lymphocytes. This ADC is based on a humanized antibody that selectively binds with high affinity to CXCR4, an antigen that is selectively expressed on hematopoietic cells. The resulting dasatinib-antibody conjugate suppresses T-cell-receptor (TCR)-mediated T-cell activation and cytokine expression with low nM EC50 and has minimal effects on cell viability. This ADC may lead to a new class of selective immunosuppressive drugs with improved safety and extend the ADC strategy to the targeted delivery of kinase inhibitors for indications beyond oncology.

Original languageEnglish
Pages (from-to)3229-3232
Number of pages4
JournalJournal of the American Chemical Society
Volume137
Issue number9
DOIs
StatePublished - Feb 2015
Externally publishedYes

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