Evidence map›Paper›PMID 24493287›Full record

Trial reportHepatology (Baltimore, Md.)2014

Gene expression signature for biliary atresia and a role for interleukin-8 in pathogenesis of experimental disease.

Kazuhiko Bessho, Reena Mourya, Pranavkumar Shivakumar, Stephanie Walters, John C Magee, Marepalli Rao, Anil G Jegga, Jorge A Bezerra

Open access · bronzeAbstract readClinical Trial
In one paragraph

Trial report in Hepatology (Baltimore, Md.), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed, 2 pooled it
7.9field-weighted citation impact, top 2% 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

58 citing papers in PubMed, 2 syntheses or guidelines pooled it, 101 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
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  8. Review
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  13. Progress in Biomarkers Related to Biliary Atresia.Journal of clinical and translational hepatology · 2024
    Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 1 country.

Kazuhiko BesshoDivision of Gastroenterology, Hepatology and Nutrition, Cincinnati Children's Hospital Medical Center, Cincinnati, OH.
Reena Mourya
Pranavkumar Shivakumar
Stephanie Walters
John C Magee
Marepalli Rao
Anil G Jegga
Jorge A Bezerra
Cincinnati Children's Hospital Medical Center · USUniversity of Cincinnati Medical Center · USUniversity of Michigan–Ann Arbor · US

Funding

Childhood Liver Disease Research Network Data Coordinating CenterU01DK062456 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MAGEE, JOHN C, MERION, ROBERT M · 2002 to 2019
$36.8M
Stem Cell/Organoid and Genome Editing CoreP30DK078392 · NIDDK · CINCINNATI CHILDRENS HOSP MED CTR · PI Alexander Miethke · 2007 to 2026
$24.4M
Clinical Center for Cholestatic Liver Disease in ChildrenU01DK062497 · NIDDK · CINCINNATI CHILDRENS HOSP MED CTR · PI Alexander Miethke · 2002 to 2026
$13.2M
Cincinnati Center for Clinical and Translational Sciences and TrainingUL1TR000077 · NCATS · UNIVERSITY OF CINCINNATI · PI HEUBI, JAMES E. · 2012 to 2014
$9.9M
Immunologic Dysfunction in Biliary AtresiaR01DK064008 · NIDDK · CINCINNATI CHILDRENS HOSP MED CTR · PI DENSON, LEE ARMISTEAD · 2003 to 2022
$6.7M
Biological Basis of Phenotypes and Clinical Outcomes in Biliary AtresiaR01DK083781 · NIDDK · UT SOUTHWESTERN MEDICAL CENTER · PI BEZERRA, JORGE A. · 2009 to 2023
$6.1M
Continuation of ChiLDReN, the Childhood Liver Disease Research Network: Indiana UniversityU01DK084536 · NIDDK · INDIANA UNIVERSITY INDIANAPOLIS · PI MOLLESTON, JEAN PAPPAS · 2009 to 2023
$5.9M
Understanding Cholestatic Disorders in a Collaborative Network: The Role of SickKU01DK103135 · NIDDK · HOSPITAL FOR SICK CHLDRN (TORONTO) · PI KAMATH, BINITA MAYA · 2014 to 2018
$1.0M
NCATS NIH HHS 8 UL1 TR000077-04NCATS NIH HHS UL1 TR000077NIDDK NIH HHS DK62497NIDDK NIH HHS DK78392NIDDK NIH HHS P30 DK078392NIDDK NIH HHS R01 DK064008NIDDK NIH HHS R01 DK083781NIDDK NIH HHS R01 DK83781NIDDK NIH HHS U01 DK062456NIDDK NIH HHS U01 DK062497NIDDK NIH HHS U01 DK084536NIDDK NIH HHS U01 DK103135
6 · The paper itself

Abstract

unlabelledBiliary atresia (BA) is a progressive fibroinflammatory obstruction of extrahepatic bile ducts that presents as neonatal cholestasis. Due to the overlap in clinical, biochemical, and histological features with other causes of cholestasis, the diagnosis requires an intraoperative cholangiogram. Thus, we determined whether diseased livers express a gene expression signature unique to BA. Applying stringent statistical analysis to a genome-wide liver expression platform of 64 infants with BA at the time of diagnosis, 14 age-appropriate subjects with intrahepatic cholestasis as diseased controls and seven normal controls, we identified 15 genes uniquely expressed in BA with an accuracy of 92.3%. Among these genes, IL8 and LAMC2 were sufficient to classify subjects with BA distinctly from diseased controls with an area under the curve of 0.934 (95% confidence interval [CI]: 0.84-1.03), sensitivity of 96.9%, and specificity of 85.7% using their combined first principal component. Direct measurement of interleukin (IL)8 protein in the serum, however, was not different between the two groups. To investigate whether the liver-restricted increase in IL8 was relevant to disease pathogenesis, we inactivated the signaling of IL8 homologs by genetic targeting of the Cxcr2 receptor in a murine model of experimental BA. Disruption of Cxcr2 shortened the duration of cholestasis, decreased the incidence of bile duct obstruction, and improved survival above wild-type neonatal mice.

conclusionThe hepatic expression of IL8 and LAMC2 has high sensitivity for BA at diagnosis and may serve as a biomarker of disease, with an important role for the IL8 signaling in experimental BA.

Indexed as

Biliary AtresiaAnimalsAnimals, NewbornBiomarkersCholestasisDiagnosis, DifferentialDisease Models, AnimalFemaleGenome-Wide Association StudyHumansInfantInfant, NewbornInterleukin-8LamininMaleMiceBiomarkersCXCL8 protein, humanInterleukin-8LAMC2 protein, humanLamc2 protein, mouseLamininReceptors, Interleukin-8B

Identifiers

PMID24493287
PMCPMC4077977
OpenAlexW2098411129

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.