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Updated: Jun 26, 2025

MicroRNA In situ Hybridization for Formalin Fixed Kidney Tissues
Published on: November 30, 2013
Mechanism of lncRNA SNHG16 on kidney clear cell carcinoma cells by targeting miR-506-3p/ETS1/RAS/ERK molecular axis
Tao Cheng1, Ming-Li Gu1, Wei-Qiang Xu1
1Department of Urology, The Second Affiliated Hospital of Bengbu Medical College, Bengbu, Anhui, 233000, China.
Objective:
This study aimed to investigate the mechanism of long noncoding ribonucleic acid (lncRNA) SNHG16 on kidney clear cell carcinoma (KIRC) cells by targeting miR-506-3p/ETS proto-oncogene 1, transcription factor (ETS1)/RAS/Extracellular regulated protein kinases (ERK) molecular axis, thus to provide reference for clinical diagnosis and treatment of KIRC in the future.
Methods:
Thirty-six patients with KIRC were enrolled in this study, and their carcinoma tissues and adjacent tissues were obtained for the detection of SNHG16/miR-506-3p/ETS1/RAS/ERK expression. Then, over-expressed SNHG16 plasmid and silenced plasmid were transfected into KIRC cells to observe the changes of their biological behavior.
Results:
SNHG16 and ETS1 were highly expressed while miR-506- 3p was low expressed in KIRC tissues; the RAS/ERK signaling pathway was significantly activated in KIRC tissues (P < 0.05). After SNHG16 silence, KIRC cells showed decreased proliferation, invasion and migration capabilities and increased apoptosis rate; correspondingly, increase in SNHG16 expression achieved opposite results (P < 0.05). Finally, in the rescue experiment, the effects of elevated SNHG16 on KIRC cells were reversed by simultaneous increase in miR-506-3p, and the effects of miR-506-3p were reversed by ETS1. Activation of the RAS/ERK pathway had the same effect as increase in ETS1, which further worsened the malignancy of KIRC. After miR-506-3p increase and ETS1 silence, the RAS/ERK signaling pathway was inhibited (P < 0.05). At last, the rescue experiment (co-transfection) confirmed that the effect of SNHG16 on KIRC cells is achieved via the miR-506-3p/ETS1/RAS/ERK molecular axis.
Conclusion:
SNHG16 regulates the biological behavior of KIRC cells by targeting the miR-506-3p/ETS1/RAS/ERK molecular axis.
Insights
Long noncoding RNA SNHG16 promotes kidney cancer progression by targeting miR-506-3p, ETS1, and the RAS/ERK pathway. This finding offers insights into kidney clear cell carcinoma (KIRC) diagnosis and treatment.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- Kidney clear cell carcinoma (KIRC) is a prevalent malignancy with complex molecular underpinnings.
- Understanding the regulatory mechanisms of KIRC is crucial for developing effective therapeutic strategies.
Purpose of the Study:
- To elucidate the role of long noncoding RNA SNHG16 in KIRC.
- To investigate the molecular axis involving SNHG16, miR-506-3p, ETS1, and the RAS/ERK pathway in KIRC pathogenesis.
Main Methods:
- Analysis of SNHG16, miR-506-3p, ETS1, RAS, and ERK expression in KIRC tissues and adjacent normal tissues.
- In vitro experiments involving transfection of KIRC cells with overexpressed or silenced SNHG16.
- Rescue experiments to validate the molecular interactions and pathway activation.
Main Results:
- SNHG16 and ETS1 were upregulated, while miR-506-3p was downregulated in KIRC tissues, correlating with activated RAS/ERK signaling.
- SNHG16 knockdown inhibited KIRC cell proliferation, invasion, and migration while promoting apoptosis.
- Rescue experiments confirmed SNHG16's oncogenic role via the miR-506-3p/ETS1/RAS/ERK axis.
Conclusions:
- Long noncoding RNA SNHG16 promotes KIRC progression by targeting the miR-506-3p/ETS1/RAS/ERK molecular axis.
- The SNHG16/miR-506-3p/ETS1/RAS/ERK pathway represents a potential therapeutic target for KIRC.
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