Comparative analysis of cell surface proteins in chronic and acute leukemia cell lines

  • Soo Jae Lee
  • , Kyun Hwan Kim
  • , Ji Sook Park
  • , Jin Woo Jung
  • , Young Hwan Kim
  • , Sang Kyung Kim
  • , Wan Seok Kim
  • , Hyun gyung Goh
  • , Soo hyun Kim
  • , Jung Sun Yoo
  • , Dong Wook Kim
  • , Kwang Pyo Kim

Research output: Contribution to journalArticlepeer-review

Abstract

This study was designed to identify the cell surface protein markers that can differentiate between chronic myeloid leukemia (CML) and acute promyelocytic leukemia cells (APL). The differentially expressed plasma membrane proteins were analyzed between CML cell line (K562) and APL cell line (NB4) using the comparative proteomic approach. The cell membrane proteins were enriched by labeling with a membrane-impermeable biotinylation reagent, sulfo-NHS-SS-Biotin, and subjected to liquid chromatography tandem mass spectrometry (LC-MS/MS). By comparative proteomic analysis of K562 and NB4 cells, we identified 25 membrane and 14 membrane-associated proteins. The result of LC-MS/MS combined with chemical tagging method was validated by confirming the expression and localization of one of the differentially expressed plasma membrane proteins, CD43, by FACS and confocal microscopy. Our results indicate that CD43 could be a potential candidate for differentiating CML from APL.

Original languageEnglish
Pages (from-to)620-626
Number of pages7
JournalBiochemical and Biophysical Research Communications
Volume357
Issue number3
DOIs
StatePublished - 8 Jun 2007
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Acute promyelocytic leukemia
  • Chronic myeloid leukemia
  • Mass spectrometry
  • Proteomics

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