CD36 is required for myoblast fusion during myogenic differentiation

  • Seung Yoon Park
  • , Youngeun Yun
  • , In San Kim*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Recently, CD36 has been found to be involved in the cytokine-induced fusion of macrophage. Myoblast fusion to form multinucleated myotubes is required for myogenesis and muscle regeneration. Because a search of gene expression database revealed the attenuation of CD36 expression in the muscles of muscular dystrophy patients, the possibility that CD36 could be required for myoblast fusion was investigated. CD36 expression was markedly up-regulated during myoblast differentiation and localized in multinucleated myotubes. Knockdown of endogenous CD36 significantly decreased the expression of myogenic markers as well as myotube formation. These results support the notion that CD36 plays an important role in cell fusion during myogenic differentiation. Our finding will aid the elucidation of the common mechanism governing cell-to-cell fusion in various fusion models.

Original languageEnglish
Pages (from-to)705-710
Number of pages6
JournalBiochemical and biophysical research communications
Volume427
Issue number4
DOIs
Publication statusPublished - 2012 Nov 2
Externally publishedYes

Bibliographical note

Funding Information:
This study was supported by Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science, and Technology ( 2010-0021626 , 2011-0016102 ); by the National Research Foundation of Korea (NRF) grant funded by the Korea government (MEST) ( 2010-0029206 ); by the Converging Research Center Program through the Ministry of Education, Science, and Technology ( 2010K001054 ); and by the Brain Korea 21 Project .

Keywords

  • CD36
  • Cell fusion
  • Myoblast fusion
  • Myogenic differentiation
  • Skeletal muscle

ASJC Scopus subject areas

  • Biophysics
  • Biochemistry
  • Molecular Biology
  • Cell Biology

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