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Updated: Dec 20, 2025

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TGFβ as a gatekeeper of BMP action in the developing growth plate

Weiguang Wang1, Diana Rigueur2, Karen M Lyons3

  • 1Department of Orthopaedic Surgery and Orthopaedic Institute for Children, David Geffen School of Medicine, University of California, Los Angeles, CA 90095, United States of America.

Bone
|May 23, 2020
PubMed

Insights

Transforming Growth Factor β (TGFβ) regulates Bone Morphogenetic Protein (BMP) signaling in embryonic growth plates. TGFβ acts as a gatekeeper, controlling BMP activity at receptor and transcriptional levels for proper development.

Area of Science:

  • Developmental biology
  • Molecular signaling pathways
  • Skeletal development

Background:

  • Transforming Growth Factor β (TGFβ) superfamily ligands are crucial for embryonic growth plate development.
  • Canonical TGFβ and Bone Morphogenetic Protein (BMP) signaling pathways are activated by these ligands.
  • Interactions between TGFβ and BMP pathways are under active investigation.

Purpose of the Study:

  • To review the regulatory mechanisms of BMP signaling by TGFβ in the developing growth plate.
  • To highlight the role of TGFβ as a gatekeeper of BMP activity.
  • To explore interactions at both receptor and transcriptional levels.

Main Methods:

  • Review of existing literature on TGFβ and BMP signaling.
  • Analysis of Smad protein crosstalk mechanisms.
  • Examination of TGFβ and BMP receptor interactions.

Main Results:

  • TGFβ negatively regulates BMP signaling through Smad protein crosstalk.
  • A novel mechanism shows TGFβ regulating BMP signaling via receptor interactions.
  • TGFβ controls BMP action at both receptor and transcriptional levels.

Conclusions:

  • TGFβ plays a critical gatekeeper role in modulating BMP signaling during embryonic growth plate development.
  • Understanding these interactions is key to comprehending skeletal development.
  • Further research into pathway crosstalk can reveal new therapeutic targets.
Keywords:
BMPCartilageGrowth plateReceptor interactionTGF β

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