Evidence map›Paper›PMID 29651113›Full record

ArticleScientific reports2018

Endogenous reference RNAs for microRNA quantitation in formalin-fixed, paraffin-embedded lymph node tissue.

Katsushige Inada, Yasushi Okoshi, Yukiko Cho-Isoda, Shingo Ishiguro, Hisashi Suzuki, Akinori Oki, Yoshio Tamaki, Toru Shimazui, Hitoaki Saito, Mitsuo Hori and 2 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.0field-weighted citation impact, top 24% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

9 citing papers in PubMed, 14 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors at 2 institutions in 1 country.

Katsushige InadaDepartment of Hematology, Ibaraki Prefectural Central Hospital, Ibaraki, Japan. katsu17da@gmail.com.ORCID 0000-0003-1238-8391
Yasushi OkoshiDepartment of Hematology, Ibaraki Prefectural Central Hospital, Ibaraki, Japan.
Yukiko Cho-IsodaDepartment of Medical Oncology, Ibaraki Prefectural Central Hospital, Ibaraki, Japan.
Shingo IshiguroDepartment of Medical Oncology, Ibaraki Prefectural Central Hospital, Ibaraki, Japan.
Hisashi SuzukiIbaraki Clinical Education and Training Center, Faculty of Medicine, University of Tsukuba, Ibaraki, Japan.
Akinori OkiIbaraki Clinical Education and Training Center, Faculty of Medicine, University of Tsukuba, Ibaraki, Japan.
Yoshio TamakiIbaraki Clinical Education and Training Center, Faculty of Medicine, University of Tsukuba, Ibaraki, Japan.
Toru ShimazuiIbaraki Clinical Education and Training Center, Faculty of Medicine, University of Tsukuba, Ibaraki, Japan.
Hitoaki SaitoDepartment of Pathology, Ibaraki Prefectural Central Hospital, Ibaraki, Japan.
Mitsuo HoriDepartment of Hematology, Ibaraki Prefectural Central Hospital, Ibaraki, Japan.
Tatsuo IijimaDepartment of Pathology, Ibaraki Prefectural Central Hospital, Ibaraki, Japan.
Hiroshi KojimaIbaraki Clinical Education and Training Center, Faculty of Medicine, University of Tsukuba, Ibaraki, Japan.
Ibaraki Prefectural Central Hospital · JPUniversity of Tsukuba · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Lymph node metastasis is one of the most important factors for tumor dissemination. Quantifying microRNA (miRNA) expression using real-time PCR in formalin-fixed, paraffin-embedded (FFPE) lymph node can provide valuable information regarding the biological research for cancer metastasis. However, a universal endogenous reference gene has not been identified in FFPE lymph node. This study aimed to identify suitable endogenous reference genes for miRNA expression analysis in FFPE lymph node. FFPE lymph nodes were obtained from 41 metastatic cancer and from 16 non-cancerous tissues. We selected 10 miRNAs as endogenous reference gene candidates using the global mean method. The stability of candidate genes was assessed by the following four statistical tools: BestKeeper, geNorm, NormFinder, and the comparative ΔCt method. miR-103a was the most stable gene among candidate genes. However, the use of a single miR-103a was not recommended because its stability value exceeded the reference value. Thus, we combined stable genes and investigated the stability and the effect of gene normalization. The combination of miR-24, miR-103a, and let-7a was identified as one of the most stable sets of endogenous reference genes for normalization in FFPE lymph node. This study may provide a basis for miRNA expression analysis in FFPE lymph node tissue.

Indexed as

AdultAgedAged, 80 and overFemaleFormaldehydeGene Expression ProfilingGene Expression Regulation, NeoplasticHumansLymphatic MetastasisLymph NodesMaleMicroRNAsMiddle AgedNeoplasmsParaffin EmbeddingTissue FixationFormaldehydeMicroRNAsMIRN103 microRNA, humanMIRN24 microRNA, humanmirnlet7 microRNA, human

Identifiers

PMID29651113
PMCPMC5897550
OpenAlexW2798109338

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.