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Unveiling the molecular Hallmarks of Peyronie's disease: a comprehensive narrative review
Ali Şahin1, Huseyn Babayev2, Lorenzo Cirigliano3
1Selcuk University School of Medicine, 42250, Konya, Turkey.
Abstract:
Peyronie's disease, a fibroinflammatory disorder, detrimentally impacts the sexual well-being of men and their partners. The manifestation of fibrotic plaques within penile tissue, attributed to dysregulated fibrogenesis, is pathognomonic for this condition. The onset of fibrosis hinges on the perturbation of the equilibrium between matrix metalloproteinases (MMPs), crucial enzymes governing the extracellular matrix, and tissue inhibitors of MMPs (TIMPs). In the context of Peyronie's disease, there is an elevation in TIMP levels coupled with a decline in MMP levels, culminating in fibrogenesis. Despite the scant molecular insights into fibrotic pathologies, particularly in the context of Peyronie's disease, a comprehensive literature search spanning 1995 to 2023, utilizing PubMed Library, was conducted to elucidate these mechanisms. The findings underscore the involvement of growth factors such as FGF and PDGF, and cytokines like IL-1 and IL-6, alongside PAI-1, PTX-3, HIF, and IgG4 in the fibrotic cascade. Given the tissue-specific modulation of fibrosis, comprehending the molecular underpinnings of penile fibrosis becomes imperative for the innovation of novel and efficacious therapies targeting Peyronie's disease. This review stands as a valuable resource for researchers and clinicians engaged in investigating the molecular basis of fibrotic diseases, offering guidance for advancements in understanding Peyronie's disease.
Insights
Peyronie's disease involves penile fibrosis due to an imbalance in matrix metalloproteinases (MMPs) and tissue inhibitors of MMPs (TIMPs). Understanding these molecular mechanisms is key to developing new treatments for this condition.
Area of Science:
- Urology
- Fibrotic Diseases
- Molecular Biology
Background:
- Peyronie's disease is a fibroinflammatory disorder affecting male sexual health.
- It is characterized by fibrotic plaque formation in penile tissue, driven by dysregulated fibrogenesis.
- The imbalance between matrix metalloproteinases (MMPs) and tissue inhibitors of MMPs (TIMPs) is central to fibrosis development.
Purpose of the Study:
- To elucidate the molecular mechanisms underlying fibrotic pathologies in Peyronie's disease.
- To identify key molecular players involved in the fibrotic cascade.
- To provide a resource for researchers and clinicians investigating fibrotic diseases.
Main Methods:
- A comprehensive literature search was conducted using PubMed.
- The search spanned from 1995 to 2023.
- The review focused on molecular insights into Peyronie's disease and fibrotic processes.
Main Results:
- Elevated TIMP levels and decreased MMP levels contribute to fibrogenesis in Peyronie's disease.
- Growth factors (FGF, PDGF), cytokines (IL-1, IL-6), PAI-1, PTX-3, HIF, and IgG4 are implicated in the fibrotic cascade.
- Tissue-specific modulation of fibrosis highlights the need for targeted therapeutic strategies.
Conclusions:
- Understanding the molecular basis of penile fibrosis is crucial for developing novel therapies for Peyronie's disease.
- The identified molecular factors provide targets for future research and treatment innovation.
- This review offers valuable guidance for advancing the understanding of Peyronie's disease and other fibrotic conditions.
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