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The DOI matches its Crossref record; 48 of the 48 references it cites were found in a registry or an index.

MicroRNA deregulation and pathway alterations in nasopharyngeal carcinoma

Open access
Chen, H-C, Chen, G-H, Chen, Y-H, Liao, W-L, Liu, C-Y, Chang, K-P, Chang, Y-S, Chen, S-J·2009·British Journal of Cancer

Abstract

MicroRNAs (miRNAs) are a family of small non-coding RNA molecules of about 20-23 nucleotides in length, which negatively regulate protein-coding genes at post-transcriptional level. Using a stem-loop real-time-PCR method, we quantified the expression levels of 270 human miRNAs in 13 nasopharyngeal carcinoma (NPC) samples and 9 adjacent normal tissues, and identified 35 miRNAs whose expression levels were significantly altered in NPC samples. Several known oncogenic miRNAs, including miR-17-92 cluster and miR-155, are among the miRNAs upregulated in NPC. Tumour suppressive miRNAs, including miR-34 family, miR-143, and miR-145, are significantly downregulated in NPC. To explore the roles of these dysregulated miRNAs in the pathogenesis of NPC, a computational analysis was performed to predict the pathways collectively targeted by the 22 significantly downregulated miRNAs. Several biological pathways that are well characterised in cancer are significantly targeted by the downregulated miRNAs. These pathways include TGF-Wnt pathways, G1-S cell cycle progression, VEGF signalling pathway, apoptosis and survival pathways, and IP3 signalling pathways. Expression levels of several predicted target genes in G1-S progression and VEGF signalling pathways were elevated in NPC tissues and showed inverse correlation with the down-modulated miRNAs. These results indicate that these downregulated miRNAs coordinately regulate several oncogenic pathways in NPC.

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Metadata

Authors
Chen, H.-C., Chen, G.-H., Chen, Y.-H., Liao, W.-L., Liu, C.-Y., Chang, K.-P., Chang, Y.-S., & Chen, S.-J.
Venue
British Journal of Cancer
Published
2009-03
Volume
100
Issue
6
Pages
1002-1011
ISSN
  • 0007-0920 (ISSN-L)
  • 1532-1827
OpenAlex
W1968967714
Cited by
276
References
48
FWCI
8.16
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: MicroRNA deregulation and pathway alterations in nasopharyngeal carcinoma. https://app.cochat.ai/papers/10.1038/sj.bjc.6604948
The paper
Chen, H.-C., Chen, G.-H., Chen, Y.-H., Liao, W.-L., Liu, C.-Y., Chang, K.-P., Chang, Y.-S., & Chen, S.-J. (2009). MicroRNA deregulation and pathway alterations in nasopharyngeal carcinoma. British Journal of Cancer. https://doi.org/10.1038/sj.bjc.6604948

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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