Evidence map›Paper›PMID 27364974›Full record

ArticleCancer letters2016

Expression of transforming growth factor β1 promotes cholangiocarcinoma development and progression.

Chiung-Kuei Huang, Arihiro Aihara, Yoshifumi Iwagami, Tunan Yu, Rolf Carlson, Hironori Koga, Miran Kim, Jing Zou, Sarah Casulli, Jack R Wands

Abstract read
In one paragraph

Article in Cancer letters, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.1field-weighted citation impact, top 9% 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

17 citing papers in PubMed, 29 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

10 authors at 2 institutions in 2 countries.

Chiung-Kuei HuangDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA.
Arihiro AiharaDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA.
Yoshifumi IwagamiDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA.
Tunan YuDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA.
Rolf CarlsonDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA.
Hironori KogaDivision of Gastroenterology, Department of Medicine, Kurume University School of Medicine, 67 Asahi-machi, Kurume 830-0011, Japan.
Miran KimDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA.
Jing ZouDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA.
Sarah CasulliDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA.
Jack R WandsDivision of Gastroenterology & Liver Research Center, Warren Alpert Medical School of Brown University and Rhode Island Hospital, Providence, RI 02903, USA. Electronic address: Jack_Wands_MD@brown.edu.
Brown University · USKurume University · JP

Funding

COBRE Center for Cancer Research DevelopmentP30GM110759 · NIGMS · RHODE ISLAND HOSPITAL · PI RESNICK, MURRAY B · 2015 to 2019
$6.3M
Biomarker for Hepatocellular CarcinomaR01CA123544 · NCI · RHODE ISLAND HOSPITAL · PI WANDS, JACK R · 2007 to 2011
$1.2M
NCI NIH HHS R01 CA123544NIGMS NIH HHS P30 GM110759
6 · The paper itself

Abstract

BACKGROUND AND

aimsThe role of transforming growth factor beta 1 (TGFβ1) in cholangiocarcinoma (CCA) initiation and growth requires further definition.

methodsWe employed pharmacological and genetic approaches to inhibit or enhance TGFβ1 signaling, respectively, and determine the cellular mechanisms involved.

resultsIt was observed that inhibiting TGFβ1 activity with short hairpin RNA (shRNA) or pharmaceutical agents suppressed CCA development and growth, whereas overexpression of TGFβ1 enhanced CCA tumor size and promoted intrahepatic metastasis in a rat model. Suppression of TGFβ1 activity inhibits downstream target gene expression mediated by miR-34a that includes cyclin D1, CDK6, and c-Met. In addition, "knockdown" of TGFβ1 expression revealed a miR-34a positive feedback mechanism for enhanced p21 expression in CCAs. A miR-34a inhibitor reversed the effects of "knocking down" TGFβ1 on cell growth, migration, cyclin D1, CDK6 and c-Met expression, suggesting that TGFβ1 mediated effects occur, in part, through this miR-34a signaling pathway. Overexpression of TGFβ1 was associated with CCA tumor progression.

conclusionsThis study suggests that TGFβ1 is involved in CCA tumor progression and participates through miR-34a mediated downstream cascades, and is a target to inhibit CCA development and growth.

Indexed as

Cell MovementCell ProliferationAnimalsBile Duct NeoplasmsCell Line, TumorCholangiocarcinomaCyclin D1Cyclin-Dependent Kinase 6Disease ProgressionGene Expression Regulation, NeoplasticHumansMaleMicroRNAsNeoplasms, ExperimentalProto-Oncogene Proteins c-metRatsCcnd1 protein, ratCdk6 protein, ratCyclin D1Cyclin-Dependent Kinase 6MicroRNAsMIRN34 microRNA, ratProto-Oncogene Proteins c-metTGFB1 protein, humanTgfb1 protein, ratTransforming Growth Factor beta1Bile duct tumorLiver fibrosismiRNA-34aTGFβ1 inhibitor

Identifiers

PMID27364974
PMCPMC4973469
OpenAlexW2462914682

What OpenQuestion holds

Textmetadata
LicenceTDM
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.