Backgrounds: The value of circulating microRNA (miR)-155 for breast cancer (BC) diagnosis may differ in different studies. Therefore, we conducted this systematic review and meta-analysis to evaluate the potential application of circulating miR-155 in the diagnosis of BC.
Methods: Articles published before December 2023 and in English were searched in these databases: PubMed, Web of Science, Medline, EMBASE and Google Scholar. A summary of sensitivity, specificity, positive likelihood ratios (PLR), negative likelihood ratios (NLR), and diagnostic odds ratio (DOR) were calculated from the true positive (TP), true negative (TN), false positive (FP) and false negative (FN) of each study. Additionally, the summary receive-operating characteristics (SROC) curve was constructed to summarize the TP and FP rates.
Results: The pooled parameters calculated were as follows: sensitivity, 0.93 (95% CI: 0.83-0.97); specificity, 0.85 (95% CI: 0.74-0.92); PLR, 6.4 (95% CI: 3.4-11.9); NLR, 0.09 (95% CI: 0.04-0.20); and DOR, 74 (95% CI: 22-247). The analysis showed a significant heterogeneity (sensitivity, I = 95.19%, < 0.001; specificity, I = 95.29%, < 0.001; DOR, I = 92.9%, < 0.001). The SROC curve was with an area under curve (AUC) of 0.95 (95% CI: 0.93-0.97).
Conclusion: Circulating miR-155 has a potential in the diagnosis of BC.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10999615 | PMC |
http://dx.doi.org/10.3389/fonc.2024.1374674 | DOI Listing |
Noncoding RNA Res
April 2025
China-ASEAN College of Marine Sciences, Xiamen University Malaysia, 43900, Sepang, Selangor, Malaysia.
Liposarcoma is one of the most prevalent forms of soft tissue sarcoma, and its prognosis is highly dependent on its molecular subtypes. Non-coding RNAs (ncRNAs) like microRNAs (miRNAs) and long non-coding RNAs (lncRNAs) can bind various cellular targets to regulate carcinogenesis. By affecting the expressions and activities of their downstream targets post-transcriptionally, dysregulations of miRNAs can alter different oncogenic signalling pathways, mediating liposarcoma progression.
View Article and Find Full Text PDFBiosens Bioelectron
March 2025
Fischell Department of Bioengineering, University of Maryland, College Park, MD, 20742, USA. Electronic address:
Circulating miRNA offers a tremendous opportunity as a biomarker paradigm for many applications in disease diagnostics, including point-of-care diagnostics for global health needs. However, despite the numerous miRNA detection schemes reported, there still does not exist a solution for highly sensitive sample-to-answer detection of miRNA directly from complex samples, such as whole blood. We recently developed thermally responsive alkane partitions (TRAPs), which - when combined with magnetic microbeads - enable the complete assay automation from whole blood.
View Article and Find Full Text PDFJ Dairy Sci
December 2024
Department of Agronomy, Food, Natural resources, Animals and Environment (DAFNAE), University of Padova, Viale dell'Università 16, 35020 Legnaro (PD), Italy.
MicroRNAs (miRNAs) are short RNA molecules, typically 21-25 nucleotides long, synthesized within eukaryotic cells. They play a crucial role in coordinating complex gene expression regulatory networks. The miRNAs are involved in post-transcriptional regulation, either by degrading target mRNA or suppressing their transcription, thereby influencing protein translation.
View Article and Find Full Text PDFMol Cell Probes
December 2024
Department of Medical Imaging, Dongying People's Hospital (Dongying Hospital of Shandong Provincial Hospital Group), Dongying, 257091, China.
Background: Low-dose spiral CT imaging has been employed for cancer diagnosis, but its sensitivity and specificity were unsatisfactory. MicroRNAs have been considered an approach for screening cancers, and the function of miR-155-5p in lung cancer has been previously revealed.
Objectives: This study assessed the diagnostic value of combining low-dose spiral CT with serum miR-155-5p in lung cancer aiming to explore a novel strategy to assist the clinical cancer diagnosis.
J Periodontal Res
November 2024
Department of Stomatology, Xuanwu Hospital, Capital Medical University, Beijing, People's Republic of China.
Aim: To investigate the role of lipopolysaccharide (LPS) from Porphyromonas gingivalis and miR-155-5p-enriched exosomes in the formation of foam cells and the occurrence of carotid atherosclerosis (CAS).
Methods: The CAS tissue samples and plasma from the healthy control group or patients undergoing periodontitis without CAS and with CAS were collected at the Xuanwu Hospital, Capital Medical University. The expression level of miR-155-5p was evaluated by immunofluorescent analysis and qRT-PCR.
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