Abstract
Background/Aim: This study aimed to elucidate the detailed characteristics of CYP3A5 expression and the association between CYP3A5 expression and clinical outcomes in patients with renal cell carcinoma (RCC). Patients and Methods: This study retrospectively enrolled 124 Japanese patients with RCC treated at the Okayama University Hospital. The commonest CYP3A5 gene polymorphism, CYP3A5*3, and expression levels of CYP3A5 mRNA and protein in each tissue were examined. Results: Expression of CYP3A5 mRNA and protein in RCC tissues was significantly down-regulated compared to that in adjacent normal tissues. High level of CYP3A5 mRNA expression significantly extended cancer-specific survival (p=0.004) and overall survival (p=0.002). The CYP3A5 mRNA expression level was identified as a significant independent prognostic factor for both cancer-specific survival and overall survival. Conclusion: CYP3A5 could serve as a potential marker for prognostication and treatment planning for patients with RCC.
Original language | English |
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Pages (from-to) | 2511-2521 |
Number of pages | 11 |
Journal | Anticancer research |
Volume | 41 |
Issue number | 5 |
DOIs | |
Publication status | Published - May 2021 |
Keywords
- CYP3A5 protein
- Cytochrome P450 CYP3A
- Human
- Renal cell carcinoma treatment outcome
ASJC Scopus subject areas
- Oncology
- Cancer Research