A case of papillary renal cell carcinoma associated with retroperitoneal fibrosis is described. This type of fibrosis has not been previously reported to be associated with renal cell carcinoma. The case is of additional interest in that it implicates an immune phenomenon in the pathogenesis of the fibrosis, involving both putative tumor antigens and antigens associated with tumor growth but unrelated to tumor cells.
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http://dx.doi.org/10.1016/s0090-4295(91)80359-f | DOI Listing |
J Transl Med
January 2025
Department of Urology, The First Affiliated Hospital, Zhejiang University School of Medicine, Qingchun Road 79, Hangzhou, Zhejiang, 310003, China.
Background: The most common malignant type of kidney cancer is clear cell renal cell carcinoma (ccRCC). The expression levels of hyaluronan-mediated motility receptor (HMMR) in many tumor types are significantly elevated. HMMR is closely associated with tumor-related progression, treatment resistance, and poor prognosis, and has yet to be fully investigated in terms of its expression patterns and molecular mechanisms of action in ccRCC.
View Article and Find Full Text PDFJ Transl Med
January 2025
Department of Basic Medical Sciences, The Second Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, 310058, China.
Background: The partial epithelial-mesenchymal transition (EMT) is emerging as a significant mechanism in diabetic nephropathy (DN). LOX is a copper amine oxidase conventionally thought to act by crosslinking collagen. However, the role of LOX in partial EMT and fibrotic progression in diabetic nephropathy has not been investigated experimentally.
View Article and Find Full Text PDFHum Cell
January 2025
Department of Nephrology, Zhong Da Hospital, Gulou District, No. 87, Dingjiaqiao, Zhongyangmen Street, Nanjing, 210009, Jiangsu, China.
Autophagy, a cellular degradation process involving the formation and clearance of autophagosomes, is mediated by autophagic proteins, such as microtubule-associated protein 1 light chain 3 (LC3) and sequestosome 1 (p62), and modulated by 3-methyladenine (3-MA) as well as chloroquine (CQ). Senescence, characterised by permanent cell cycle arrest, is marked by proteins such as cyclin-dependent kinase inhibitor 1 (p21) and tumour protein 53 (p53). This study aims to investigate the relationship between cell senescence and renal function in diabetic kidney disease (DKD) and the effect of autophagy on high-glucose-induced cell senescence.
View Article and Find Full Text PDFDiscov Oncol
January 2025
Clinical Research and Development Center, Division of Nephrology, Department of Internal Medicine, Shahid Modarres Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Purpose: Clear cell renal cell carcinoma (ccRCC) is resistant to radiotherapy and chemotherapy. Thus, it is necessary to find new diagnostic markers and therapeutic targets to increase the overall outcomes of ccRCC. Recent studies have shown that therapeutic methods that interfere with the energy transfer system can also positively affect the treatment process.
View Article and Find Full Text PDFNat Rev Urol
January 2025
Department of Molecular Medicine, Aarhus University Hospital, Aarhus, Denmark.
Spatial transcriptomics has emerged as a powerful tool for discerning the heterogeneity of the tumour microenvironment across various cancers, including renal cell carcinoma (RCC). Spatial transcriptomics-based studies conducted in clear-cell RCC (the only RCC subtype studied using this technique to date) have given insights into spatial interactions within this disease. These insights include the role of epithelial-to-mesenchymal transitioning, revealing proximity-dependent interactions between tumour cells, fibroblasts, interleukin-2-expressing macrophages and hyalinized regions.
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