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Updated: Dec 26, 2025

The Use of Reverse Phase Protein Arrays RPPA to Explore Protein Expression Variation within Individual Renal Cell Cancers
Published on: January 22, 2013
The (pro)renin receptor: a novel biomarker and potential therapeutic target for various cancers
Juan Wang1,2, Akira Nishiyama3, Makoto Matsuyama4
1Department of Medical Oncology, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, China. wangjuan2@zju.edu.cn.
Background:
The (pro) renin receptor ((P)RR) plays important roles in various pathways, such as the Wnt/β-catenin, renin-angiotensin system (RAS), MAPK/ERK and PI3K/AKT/mTOR pathways, that are involved in a wide range of physiological and pathological processes incorporating the tumorigenesis. However, our knowledge about (P) RR was mostly limited to its roles in cardiovascular and renal physiological functions and diseases. In the past 5 years, however, compelling evidence has revealed that (P) RR is aberrantly expressed in and contributes to the development of various cancers by different means. For instance, (P) RR was recently demonstrated to induce the oncogenesis of pancreatic, colorectal and brain cancers via the Wnt signaling, while promote the endometrial cancer and glioblastoma through the RAS.
Methods:
Combining with the deep analysis of big data from The Cancer Genome Atlas (TCGA) and Genotype-Tissue Expression (GTEx) databases, this review updates and summarizes the recent studies about the newly recognized roles of (P) RR in the pathophysiological processes of cancer development and its detailed functions through related pathways, as well as the novel research progress of (P) RR in related fields including the development and application of soluble (P) RR detection kit and monoclonal (P) RR antibody.
Results:
This review provides an overview of the essential roles of (P) RR in the tumorigenesis and progression of various cancers and offers a translational outlook for the future research and clinical practices.
Conclusion:
(P) RR in the tumor tissues and/or body fluids of patients may be a novel and promising biomarker and potential therapeutic target for diagnosis, treatment and prognosis prediction in various cancers. Video Abstract.
Insights
The (pro) renin receptor ((P)RR) is increasingly recognized for its role in various cancers. This review highlights (P)RR's involvement in tumorigenesis and its potential as a diagnostic and therapeutic target.
Area of Science:
- Oncology
- Molecular Biology
- Biochemistry
Background:
- The (pro) renin receptor ((P)RR) is implicated in tumorigenesis through pathways like Wnt/β-catenin and RAS.
- (P)RR's role in cancer development is a recent discovery, expanding beyond its known functions in cardiovascular and renal systems.
- Aberrant (P)RR expression contributes to various cancers, including pancreatic, colorectal, brain, endometrial, and glioblastoma.
Purpose of the Study:
- To review the newly recognized roles of (P)RR in cancer pathophysiology.
- To summarize (P)RR's functions in cancer development via related signaling pathways.
- To present novel research on (P)RR detection and therapeutic applications.
Main Methods:
- Analysis of big data from The Cancer Genome Atlas (TCGA) and Genotype-Tissue Expression (GTEx) databases.
- Comprehensive review of recent studies on (P)RR in cancer.
- Exploration of research on soluble (P)RR detection kits and monoclonal antibodies.
Main Results:
- This review consolidates evidence on (P)RR's essential roles in tumorigenesis and cancer progression.
- Detailed functions of (P)RR through associated signaling pathways are outlined.
- Recent advancements in (P)RR detection and therapeutic strategies are discussed.
Conclusions:
- (P)RR in tumor tissues and body fluids shows promise as a biomarker for cancer diagnosis and prognosis.
- (P)RR represents a potential therapeutic target for various cancers.
- Further research and clinical application of (P)RR are anticipated.
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