Thrombopoietin stimulates proliferation and megakaryocytic differentiation of mouse pro-B cell line BF-TE22

Hideya Ohashi*, Haruhiko Morita, Tomoyuki Tahara, Hikaru Tsunakawa, Atsushi Matsumoto, Kinya Ogami, Takashi Kato, Hiroshi Miyazaki

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

We have isolated and characterized a thrombopoietin (TPO)-dependent BF-TE22 cell line endogenously expressing murine Mp1, which is a subclone of murine pro-B Ba/F3 cells. TPO stimulated the proliferation of BF-TE22 cells in a dose-dependent manner, and also induced the expression of megakaryocyte lineage-specific AP-51 and CD61 cell surface antigens. The results indicate that the murine Mp1 on BF-TE22 cells can transmit both proliferation and megakaryocyte lineage-specific differentiation signals to cells. Furthermore, it was shown that IL-3 inhibits the TPO-induced differentiation signals of BF-TE22 cells. These results suggest that the signals mediated by IL-3 predominate over thor of TPO in BF-TE22 cells. Thus, BF-TE22 cells will be useful for the biological and biochemical studies of the TPO-Mp1 signal transduction mechanism.

Original languageEnglish
Pages (from-to)199-206
Number of pages8
JournalCytotechnology
Volume26
Issue number3
DOIs
Publication statusPublished - 1998
Externally publishedYes

Keywords

  • Differentiation
  • Proliferation
  • Thrombopoietin

ASJC Scopus subject areas

  • Biotechnology
  • Bioengineering
  • Biomedical Engineering
  • Clinical Biochemistry
  • Cell Biology

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