Cited by 53Molecular Biology Techniques and ApplicationsMicroRNA in disease regulationGene expression and cancer classification

MicroRNA expression in formalin‐fixed paraffin embedded tissue using real time quantitative PCR: the strengths and pitfalls

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Dijkstra, J. R., Mekenkamp, L. J. M., Teerenstra, S., De Krijger, I., Nagtegaal, I. D.·2012·Journal of Cellular and Molecular Medicine

Abstract

Introduction RNA isolation from formalin‐fixed paraffin‐embedded (FFPE) tissue RNA quality control cDNA synthesis Real Time Quantitative PCR Reference genes Data analysis Conclusions MicroRNAs (miRNAs) are a group of small non‐coding RNAs with a huge impact in a wide range of biological processes, including cancer. The evidence collected to date demonstrates that miRNAs represent valid diagnostic, prognostic and predictive markers in cancer. The identification of these miRNA biomarkers in archived tissues has been facilitated by novel development and refinement of detection methodologies. Quantitative real‐time reverse‐transcription PCR (qRT‐PCR) is one of the most common methods used to detect low levels of miRNAs with high sensitivity and specificity. However, several technical parameters should be identified and optimized in order to obtain meaningful and reproducible results. The purpose of this review is to describe some of these technical parameters and improve the validity and reliability of miRNA expression studies.

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  • All reactions for the study were pipetted into a single 96-well plate each for ddPCR and qPCR to eliminate inter-plate variability.

    “Therefore, all reactions for the study were pipetted into a single 96-well plate each for ddPCR and qPCR technologies.”

    From Droplet Digital PCR versus qPCR for gene expression analysis with low abundant targets: from variable nonsense to publication quality data (2017) · cites this paper as [17]

    The Quantitative real-time reverse transcription PCR section says that inter-plate variability can increase variation and that keeping the relevant qRT-PCR assays or samples on one plate removes the need for inter-plate correction. It does not say that this study pipetted all reactions into single 96-well plates, or extend the advice to ddPCR. No page number is available in our copy. (LLM, conf=0.85)

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Cited by

Sorted by citations

Authors
Dijkstra, J. R., Mekenkamp, L. J. M., Teerenstra, S., De Krijger, I., & Nagtegaal, I. D.
Affiliations
Radboud University Medical Center (NL)
Corresponding author
Dijkstra, J. R.
Venue
Journal of Cellular and Molecular Medicine
Publisher
Wiley
Published
2012-04
Volume
16
Issue
4
Pages
683-690
ISSN
  • 1582-1838 (ISSN-L)
  • 1582-4934
OpenAlex
W2006635242
Cited by
53
References
5
Citations by year
2026: 3 · 2024: 1 · 2023: 2 · 2021: 2 · 2020: 3 · 2019: 4 · 2018: 8 · 2017: 5 · 2016: 3 · 2015: 6 · 2014: 8 · 2013: 7 · 2012: 1
FWCI
0.46
Type
journal article
Language
en
Open access
Locations
  • Journal of Cellular and Molecular Medicine (publishedVersion)
  • Europe PMC (PubMed Central) (publishedVersion)
  • PubMed Central (publishedVersion)
  • PubMed (publishedVersion)
  • Radboud Repository (Radboud University) (submittedVersion)
  • Radboud Repository (Radboud University) (submittedVersion, other-oa)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Molecular Biology Techniques and Applications
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Cancer Research › MicroRNA in disease regulation
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Gene expression and cancer classification
Keywords
microRNA expression, formalin-fixed paraffin-embedded tissue, RNA extraction, RNA quality control, cDNA synthesis, reference genes, microRNA biomarkers, tumor markers, archival tissue, assay reproducibility
MeSH terms
Formaldehyde, Quality Control, RNA, Paraffin Embedding, DNA, Complementary, Reverse Transcriptase Polymerase Chain Reaction, MicroRNAs, Real-Time Polymerase Chain Reaction

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