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Updated: Jun 19, 2026

Identification of the Source of Secreted Proteins in the Kidney by Brefeldin A Injection
Published on: November 10, 2021
[Connective tissue growth factor (CTGF): a key factor in the onset and progression of kidney damage]
E Sánchez-López1, R Rodrigues Díez, J Rodríguez Vita
1Laboratorio de Biología celular en Enfermedades Renales, Universidad Autónoma de Madrid, Madrid, Spain.
Abstract:
Connective tissue growth factor (CTGF) is increased in several pathologies associated with fibrosis, including multiple renal diseases. CTGF is involved in biological processes such as cell cycle regulation, migration, adhesion and angiogenesis. Its expression is regulated by various factors involved in renal damage, such as transforming growth factor- , Angiotensin II, high concentrations of glucose and cellular stress. CTGF is involved in the initiation and progression of renal damage to be able to induce an inflammatory response and promote fibrosis, identified as a potential therapeutic target in the treatment of kidney diseases. In this paper we review the main actions of CTGF in renal disease, the intracellular action mechanisms and therapeutic strategies for its blocking.
Insights
Connective tissue growth factor (CTGF) drives kidney fibrosis and inflammation. Blocking CTGF offers a promising therapeutic strategy for treating kidney diseases.
Area of Science:
- Nephrology
- Cell Biology
- Pathophysiology
Context:
- Connective tissue growth factor (CTGF) is upregulated in fibrotic conditions, notably in various kidney diseases.
- CTGF plays a role in cellular processes like cell cycle, migration, adhesion, and angiogenesis.
- Expression of CTGF is influenced by factors implicated in renal damage, including TGF-β, Angiotensin II, hyperglycemia, and cellular stress.
Purpose:
- To review the primary roles of CTGF in renal disease.
- To elucidate the intracellular mechanisms of CTGF action.
- To discuss therapeutic strategies targeting CTGF for kidney disease treatment.
Summary:
- CTGF contributes to the initiation and progression of renal damage.
- It promotes inflammation and fibrosis in the kidneys.
- CTGF is identified as a potential therapeutic target for kidney diseases.
Impact:
- Understanding CTGF's role provides insights into fibrotic kidney disease mechanisms.
- Highlights CTGF as a viable target for novel therapeutic interventions.
- Informs the development of treatments aimed at mitigating renal fibrosis and inflammation.
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