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Updated: Dec 21, 2025

Microfluidic Co-culture of Renal Healthy and Tumor Epithelium to Model Kidney Cancer Progression
Published on: January 31, 2025
RGS5 plays a significant role in renal cell carcinoma
Sumeyye Su1, Leili Shahriyari2
1Department of Mathematics, University of Texas Arlington, Arlington, TX 76019, USA.
Abstract:
Recent advances in biotechnology led to generation of large complex biological and clinical datasets that can be used to infer the underlying mechanism of many diseases and arrive at personalized treatments. One of these datasets are the whole genome profiles, including a good collection of publicly available human gene expression datasets. In this project, we analysed gene expression profiles of patients with renal cell carcinoma (RCC). We found that the regulator of G-protein signalling 5 (RGS5) might play a crucial role in initiation and progression of RCC, and it might be prognostic. We observed that a high expression level of RGS5 is associated with better survival months. Importantly, when the grade of tumour increases, the RGS5 expression level significantly decreases. Although there is no difference between expression level of RGS5 in male and female patients with primary tumours in the right kidney, among patients with primary tumours in the left kidney, females have a significantly higher RGS5 expression than male patients. Interestingly, we also observed a significant association between the high expression level of RGS5 and low serum calcium level and elevated white blood cells level.
Insights
Regulator of G-protein signalling 5 (RGS5) may be crucial in renal cell carcinoma (RCC) development and prognosis. High RGS5 expression correlates with better survival and lower tumor grade in RCC patients.
Area of Science:
- Biotechnology
- Genomics
- Oncology
Background:
- Large-scale biological and clinical datasets, including human gene expression data, are vital for understanding disease mechanisms and developing personalized treatments.
- Renal cell carcinoma (RCC) is a complex disease where understanding gene expression patterns can reveal key regulatory pathways.
Purpose of the Study:
- To analyze gene expression profiles in patients with renal cell carcinoma (RCC).
- To investigate the potential role of Regulator of G-protein signalling 5 (RGS5) in RCC initiation, progression, and prognosis.
Main Methods:
- Analysis of publicly available human gene expression datasets.
- Correlation analysis between RGS5 expression levels and clinical parameters such as survival, tumor grade, sex, serum calcium, and white blood cell count.
Main Results:
- High RGS5 expression is associated with improved survival outcomes in RCC patients.
- RGS5 expression levels significantly decrease with increasing tumor grade.
- Sex-based differences in RGS5 expression were observed in patients with left kidney tumors.
- High RGS5 expression correlates with low serum calcium and elevated white blood cell levels.
Conclusions:
- Regulator of G-protein signalling 5 (RGS5) is a potential prognostic biomarker for renal cell carcinoma.
- RGS5 plays a significant role in the initiation and progression of RCC, with expression patterns varying by tumor grade and kidney laterality.
- Further research into RGS5's role could lead to novel therapeutic strategies for RCC.
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