Evidence map›Paper›PMID 17297474›Full record

ArticleOncogene2007

In vivo regulation of p21 by the Kruppel-like factor 6 tumor-suppressor gene in mouse liver and human hepatocellular carcinoma.

G Narla, S Kremer-Tal, N Matsumoto, X Zhao, S Yao, K Kelley, M Tarocchi, S L Friedman

Open access · bronzeAbstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

47 citing papers in PubMed, 77 citations in OpenAlex.

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  20. Krüppel-like factors in hepatocellular carcinoma.Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine · 2015
    Review
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

8 authors at 1 institution in 1 country.

G NarlaDepartment of Medicine, The Mount Sinai School of Medicine, New York, NY 10029, USA.
S Kremer-Tal
N Matsumoto
X Zhao
S Yao
K Kelley
M Tarocchi
S L Friedman
Icahn School of Medicine at Mount Sinai · US

Funding

THE ROLE OF STELLATE CELLS IN HEPATIC FIBROSISR01DK037340 · NIDDK · UNIVERSITY OF CALIFORNIA SAN FRANCISCO · PI FRIEDMAN, SCOTT L. · 1987 to 2010
$3.5M
NIDDK NIH HHS DK37340
6 · The paper itself

Abstract

Kruppel-like factor (KLF) 6 is a tumor-suppressor gene functionally inactivated by loss of heterozygosity, somatic mutation and/or alternative splicing that generates a dominant-negative splice form, KLF6-SV1. Wild-type KLF6 (wtKLF6) expression is decreased in many human malignancies, which correlates with reduced patient survival. Additionally, loss of the KLF6 locus in the absence of somatic mutation in the remaining allele occurs in a number of human cancers, raising the possibility that haploinsufficiency of the KLF6 gene alone contributes to cellular growth dysregulation and tumorigenesis. Our earlier studies identified the cyclin-dependent kinase inhibitor p21 as a transcriptional target of the KLF6 gene in cultured cells, but not in vivo. To address this issue, we have generated two genetic mouse models to define the in vivo role of KLF6 in regulating cell proliferation and p21 expression. Transgenic overexpression of KLF6 in the liver resulted in a runted phenotype with decreased body and liver size, with evidence of decreased hepatocyte proliferation, increased p21 and reduced proliferating cell nuclear antigen expression. In contrast, mice with targeted deletion of one KLF6 allele (KLF6+/-) display increased liver mass with reduced p21 expression, compared to wild type littermates. Moreover, in primary hepatocellular carcinoma samples, there is a significant correlation between wtKLF6 and p21 mRNA expression. Combined, these data suggest that haploinsufficiency of the KLF6 gene may regulate cellular proliferation in vivo through decreased transcriptional activation of the cyclin-dependent kinase inhibitor p21.

Indexed as

Gene Expression RegulationGenes, Tumor SuppressorAnimalsCarcinoma, HepatocellularCyclin-Dependent Kinase Inhibitor p21HumansKruppel-Like Factor 6Kruppel-Like Transcription FactorsLiverLiver NeoplasmsMiceProliferating Cell Nuclear AntigenProto-Oncogene ProteinsRNA, MessengerCyclin-Dependent Kinase Inhibitor p21KLF6 protein, humanKlf6 protein, mouseKruppel-Like Factor 6Kruppel-Like Transcription FactorsProliferating Cell Nuclear AntigenProto-Oncogene ProteinsRNA, Messenger

Identifiers

PMID17297474
OpenAlexW1968601246

What OpenQuestion holds

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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.