Evidence map›Paper›PMID 21738581›Full record

ArticlePloS one2011

Tissue and serum microRNAs in the Kras(G12D) transgenic animal model and in patients with pancreatic cancer.

Joseph J LaConti, Narayan Shivapurkar, Anju Preet, Anne Deslattes Mays, Ivana Peran, Sung Eun Kim, John L Marshall, Anna T Riegel, Anton Wellstein

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
4.5field-weighted citation impact, top 5% 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

49 citing papers in PubMed, 82 citations in OpenAlex.

  1. Trial
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  4. A new era of cancer immunotherapy: vaccines and miRNAs.Cancer immunology, immunotherapy : CII · 2025
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  14. Circulating microRNA-99 family as liquid biopsy marker in pancreatic adenocarcinoma.Journal of cancer research and clinical oncology · 2018
    Article
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  17. Review
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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

9 authors at 2 institutions in 1 country.

Joseph J LaContiLombardi Cancer Center, Georgetown University, Washington, DC, United States of America.
Narayan Shivapurkar
Anju Preet
Anne Deslattes Mays
Ivana Peran
Sung Eun Kim
John L Marshall
Anna T Riegel
Anton Wellstein
Georgetown University · USGeorgetown University Medical Center · US

Funding

Renal Vascular Oxidative Stress in HypertensionP01HL068686 · NHLBI · GEORGETOWN UNIVERSITY · PI JOSE, PEDRO A., SANDBERG, KATHRYN L · 2001 to 2017
$28.8M
BIOLOGY AND PATHOLOGY OF A MODULATOR OF FGFR01CA071508 · NCI · GEORGETOWN UNIVERSITY · PI WELLSTEIN, ANTON · 1997 to 2010
$2.9M
CLINICAL PHARMACOLOGY TRAINING GRANTT32GM008386 · NIGMS · GEORGETOWN UNIVERSITY · PI BROWN, MILTON L. · 1990 to 2009
$1.3M
Pancreas Cancer Specialized Program of Research Excelle*R01CA108440 · NCI · GEORGETOWN UNIVERSITY · PI WELLSTEIN, ANTON · 2003 to 2007
$1.1M
NCI NIH HHS CA108440NCI NIH HHS R01 CA071508NCI NIH HHS R01 CA108440NHLBI NIH HHS P01 HL068686NIGMS NIH HHS T32 GM008386
6 · The paper itself

Abstract

microRNAs (miRs) modulate the expression levels of mRNAs and proteins and can thus contribute to cancer initiation and progression. In addition to their intracelluar function, miRs are released from cells and shed into the circulation. We postulated that circulating miRs could provide insight into pathways altered during cancer progression and may indicate responses to treatment. Here we focus on pancreatic cancer malignant progression. We report that changes in miR expression patterns during progression of normal tissues to invasive pancreatic adenocarcinoma in the p48-Cre/LSL-Kras(G12D) mouse model mirrors the miR changes observed in human pancreatic cancer tissues. miR-148a/b and miR-375 expression were found decreased whereas miR-10, miR-21, miR-100 and miR-155 were increased when comparing normal tissues, premalignant lesions and invasive carcinoma in the mouse model. Predicted target mRNAs FGFR1 (miR-10) and MLH1 (miR-155) were found downregulated. Quantitation of nine microRNAs in plasma samples from patients distinguished pancreatic cancers from other cancers as well as non-cancerous pancreatic disease. Finally, gemcitabine treatment of control animals and p48-Cre/LSL-Kras(G12D) animals with pancreatic cancer caused distinct and up to 60-fold changes in circulating miRs that indicate differential drug effects on normal and cancer tissues. These findings support the significance of detecting miRs in the circulation and suggests that circulating miRs could serve as indicators of drug response.

Indexed as

AnimalsAnimals, Genetically ModifiedAntimetabolites, AntineoplasticDeoxycytidineGemcitabineGene Expression Regulation, NeoplasticHumansIn Vitro TechniquesMiceMicroRNAsPancreatic NeoplasmsProto-Oncogene Proteins p21(ras)Antimetabolites, AntineoplasticDeoxycytidineGemcitabineHras protein, mouseMicroRNAsProto-Oncogene Proteins p21(ras)

Identifiers

PMID21738581
PMCPMC3124473
OpenAlexW2035202125

What OpenQuestion holds

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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.