Fibrosis in Pathology of Heart and Kidney: From Deep RNA-Sequencing to Novel Molecular Targets

Felix Schreibing1,2, Teresa M Anslinger1,2, Rafael Kramann1,2,3

  • 1Institute of Experimental Medicine and Systems Biology (F.S., T.M.A., R.K.), RWTH Aachen University, Medical Faculty, Aachen, Germany.

Circulation Research
|April 13, 2023
PubMed

Insights

Heart and kidney diseases share fibrosis as a common pathway. Advanced RNA sequencing helps uncover molecular mechanisms of fibrosis, paving the way for new therapeutic strategies targeting heart and kidney fibrosis.

Area of Science:

  • Cardiovascular and Renal Medicine
  • Molecular Pathology
  • Genomics

Background:

  • Heart and kidney diseases significantly reduce patient life expectancy and quality of life.
  • The heart and kidney are functionally interconnected, meaning dysfunction in one organ impacts the other.
  • Fibrosis is a common pathological endpoint for various heart and kidney diseases, making its inhibition a potential therapeutic target.

Purpose of the Study:

  • To review the evolution of RNA-sequencing techniques for investigating disease mechanisms.
  • To summarize current understanding of heart and kidney fibrosis pathogenesis.
  • To explore the utility of transcriptomic data in identifying novel drug targets and therapeutic strategies for fibrotic diseases.

Main Methods:

  • Review of existing literature on RNA-sequencing technologies and their application in fibrosis research.
  • Analysis of recent findings on the molecular pathogenesis of cardiac and renal fibrosis.
  • Discussion of transcriptomic data analysis for drug discovery.

Main Results:

  • Single-cell RNA sequencing has advanced the molecular-level investigation of disease pathomechanisms.
  • RNA sequencing facilitates the identification of disease-associated cell types and molecular mechanisms driving fibrosis.
  • Transcriptomic insights offer potential for developing targeted antifibrotic therapies.

Conclusions:

  • Understanding the molecular drivers of fibrosis is crucial for treating heart and kidney diseases.
  • RNA sequencing provides powerful tools to elucidate complex fibrotic processes.
  • Transcriptomic data analysis holds promise for the development of innovative therapeutic strategies against heart and kidney fibrosis.

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