Evidence map›Paper›PMID 35110670›Full record

ArticleScientific reports2022

Evaluation of stable reference genes for qPCR normalization in circadian studies related to lung inflammation and injury in mouse model.

Allan Giri, Isaac Kirubakaran Sundar

Open access · goldAbstract readEvaluation Study
In one paragraph

Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.1field-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

11 citing papers in PubMed, 14 citations in OpenAlex.

  1. Review
  2. Article
  3. Article
  4. Iranian journal of basic medical sciences · 2026
    Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Identification and validation of reference genes in vetiver (Physiology and molecular biology of plants : an international journal of functional plant biology · 2023
    Article
  10. Article
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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

2 authors at 1 institution in 1 country.

Allan GiriDivision of Pulmonary, Critical Care and Sleep Medicine, Department of Internal Medicine, University of Kansas Medical Center, Kansas City, KS, 66160, USA.
Isaac Kirubakaran SundarDivision of Pulmonary, Critical Care and Sleep Medicine, Department of Internal Medicine, University of Kansas Medical Center, Kansas City, KS, 66160, USA. isundar@kumc.edu.ORCID 0000-0001-6742-3460
University of Kansas Medical Center · US

Funding

Nuclear Receptor REV-ERB alpha Role in the Pathophysiology of Allergic AsthmaR01HL142543 · NHLBI · UNIVERSITY OF ROCHESTER · PI SUNDAR, ISAAC KIRUBAKARAN · 2019 to 2023
$1.9M
NHLBI NIH HHS R01 HL142543
6 · The paper itself

Abstract

Circadian rhythms have a profound effect on lung function and immune-inflammatory response in chronic airway diseases. Thus, understanding the molecular mechanisms of circadian gene expression of core clock-controlled genes (CCGs) may help better understand how it contributes to the physiology and pathology of lung diseases. Ongoing studies have been analyzing gene expression levels of CCGs in mouse lungs using quantitative real-time PCR (qRT-PCR). However, to date, there are no reports on the most stable reference gene in the mouse lung for circadian studies. Herein, we utilized an acute house dust mite (HDM)-sensitization mouse model to evaluate the stability of 10 reference genes commonly used for qRT-PCR normalization using 5 unique algorithms: GeNorm, NormFinder, BestKeeper, RefFinder and Qbase+. Rn18s was determined as the most stable reference gene across all samples evaluated, and Actb, the least stable reference gene. Furthermore, CircWave analysis showed no diurnal variation in the expression pattern for Rn18s but Actb showed strong diurnal changes in the lungs of both PBS (control) and HDM groups. We demonstrate systematically how using Actb as a housekeeping gene offsets the diurnal expression patterns of the CCGs and leads to statistically significant results which may not be the true reflection of the qRT-PCR analysis.

Indexed as

Circadian RhythmGenes, EssentialSoftwareAcute Lung InjuryAlgorithmsAnimalsFemaleGene Expression ProfilingGene Expression RegulationMaleMiceMice, Inbred C57BLPneumoniaReal-Time Polymerase Chain ReactionReference Standards

Identifiers

PMID35110670
PMCPMC8810972
OpenAlexW4210572114

What OpenQuestion holds

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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.