DPP3: From biomarker to therapeutic target of cardiovascular diseases

Peng Ye1, Wei Duan1,2, Yue-Qi Leng1

  • 1Department of Marine Biomedicine and Polar Medicine, Naval Medical Center, Naval Medical University (Second Military Medical University), Shanghai, China.

Insights

Dipeptidyl peptidase 3 (DPP3) is linked to cardiovascular disease mortality and blood pressure regulation. Further research into DPP3

Area of Science:

  • Biochemistry and Molecular Biology
  • Cardiovascular Research
  • Enzymology

Background:

  • Cardiovascular diseases (CVDs) are the leading global cause of death, presenting a significant socioeconomic burden.
  • Dipeptidyl peptidase 3 (DPP3), a zinc-dependent peptidase with a HEXXGH catalytic motif, degrades oligopeptides.
  • DPP3 is implicated in various cellular activities and pathophysiological mechanisms, including cardiovascular disease.

Purpose of the Study:

  • To review recent advances in the structure, catalytic activity, and biological functions of DPP3.
  • To explore the role of DPP3 as a potential therapeutic target in cardiovascular diseases.
  • To provide a theoretical basis for understanding DPP3's involvement in cardiovascular health and disease.

Main Methods:

  • Literature review of existing research on DPP3 structure, function, and its role in cardiovascular diseases.
  • Analysis of current evidence linking DPP3 to disease prognosis, blood pressure regulation, inflammation, and oxidative stress.
  • Synthesis of findings to evaluate DPP3's potential as a therapeutic target.

Main Results:

  • DPP3 is a biomarker for poor prognosis in cardiovascular diseases like cardiogenic shock and heart failure.
  • Emerging evidence suggests DPP3 regulates blood pressure via interaction with the renin-angiotensin system.
  • DPP3 is involved in pain signaling, inflammation, and oxidative stress, processes relevant to cardiovascular function.

Conclusions:

  • DPP3 plays a multifaceted role in cardiovascular pathophysiology, extending beyond its biomarker status.
  • Understanding the precise mechanisms of DPP3 in cardiovascular function is crucial for therapeutic development.
  • DPP3 represents a promising, yet underexplored, therapeutic target for cardiovascular diseases.

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