Evidence map›Paper›PMID 26683664›Full record

ArticleThe American journal of pathology2016

Bile Acid Signaling Is Involved in the Neurological Decline in a Murine Model of Acute Liver Failure.

Matthew McMillin, Gabriel Frampton, Matthew Quinn, Samir Ashfaq, Mario de los Santos, Stephanie Grant, Sharon DeMorrow

Open access · bronzeAbstract read
In one paragraph

Article in The American journal of pathology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 73 papers.

0numbers the graph read from it
0cells of the map it votes in
73citing papers in PubMed
2.9field-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

73 citing papers in PubMed, 104 citations in OpenAlex.

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  15. Underneath the Gut-Brain Axis in IBD-Evidence of the Non-Obvious.International journal of molecular sciences · 2024
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13 more citing papers are in PubMed but not listed here.

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

7 authors at 4 institutions in 1 country.

Matthew McMillinDepartment of Internal Medicine, Texas A&M Health Science Center, College of Medicine, Temple, Texas; Digestive Disease Research Center, Baylor Scott & White Health, Temple, Texas; Central Texas Veterans Healthcare System, Temple, Texas.
Gabriel FramptonDepartment of Internal Medicine, Texas A&M Health Science Center, College of Medicine, Temple, Texas; Digestive Disease Research Center, Baylor Scott & White Health, Temple, Texas; Central Texas Veterans Healthcare System, Temple, Texas.
Matthew QuinnDepartment of Internal Medicine, Texas A&M Health Science Center, College of Medicine, Temple, Texas; Laboratory of Signal Transduction, National Institute of Environmental Health Sciences, National Institutes of Health, Department of Health and Human Services, Research Triangle Park, North Carolina.
Samir AshfaqDigestive Disease Research Center, Baylor Scott & White Health, Temple, Texas.
Mario de los SantosDigestive Disease Research Center, Baylor Scott & White Health, Temple, Texas.
Stephanie GrantDepartment of Internal Medicine, Texas A&M Health Science Center, College of Medicine, Temple, Texas; Digestive Disease Research Center, Baylor Scott & White Health, Temple, Texas; Central Texas Veterans Healthcare System, Temple, Texas.
Sharon DeMorrowDepartment of Internal Medicine, Texas A&M Health Science Center, College of Medicine, Temple, Texas; Digestive Disease Research Center, Baylor Scott & White Health, Temple, Texas; Central Texas Veterans Healthcare System, Temple, Texas. Electronic address: demorrow@medicine.tamhsc.edu.
Baylor Scott & White Health · USCentral Texas Veterans Health Care System · USTexas A&M Health Science Center · USNational Institutes of Health · US

Funding

Dysregulation of hypothalamic neuropeptides is associated with biliary hyperplasiaR01DK082435 · NIDDK · UNIVERSITY OF TEXAS AT AUSTIN · PI DEMORROW, SHARON · 2010 to 2020
$2.7M
Endocannabinoid Regulation of Cholangiocarcinoma Cell GrowthK01DK078532 · NIDDK · TEXAS A&M UNIVERSITY HEALTH SCIENCE CTR · PI DEMORROW, SHARON · 2007 to 2011
$697k
The role of hypothalamic neuropeptides on biliary function during cholestasisI01BX002638 · VA · OLIN TEAGUE VETERANS CENTER · PI DEMORROW, SHARON · 2015 to 2018
–
BLRD VA I01 BX002638NIDDK NIH HHS K01 DK078532NIDDK NIH HHS R01 DK082435
6 · The paper itself

Abstract

Hepatic encephalopathy is a serious neurological complication of liver failure. Serum bile acids are elevated after liver damage and may disrupt the blood-brain barrier and enter the brain. Our aim was to assess the role of serum bile acids in the neurological complications after acute liver failure. C57Bl/6 or cytochrome p450 7A1 knockout (Cyp7A1(-/-)) mice were fed a control, cholestyramine-containing, or bile acid-containing diet before azoxymethane (AOM)-induced acute liver failure. In parallel, mice were given an intracerebroventricular infusion of farnesoid X receptor (FXR) Vivo-morpholino before AOM injection. Liver damage, neurological decline, and molecular analyses of bile acid signaling were performed. Total bile acid levels were increased in the cortex of AOM-treated mice. Reducing serum bile acids via cholestyramine feeding or using Cyp7A1(-/-) mice reduced bile acid levels and delayed AOM-induced neurological decline, whereas cholic acid or deoxycholic acid feeding worsened AOM-induced neurological decline. The expression of bile acid signaling machinery apical sodium-dependent bile acid transporter, FXR, and small heterodimer partner increased in the frontal cortex, and blocking FXR signaling delayed AOM-induced neurological decline. In conclusion, circulating bile acids may play a pathological role during hepatic encephalopathy, although precisely how they dysregulate normal brain function is unknown. Strategies to minimize serum bile acid concentrations may reduce the severity of neurological complications associated with liver failure.

Indexed as

AnimalsBile Acids and SaltsBlood-Brain BarrierCentral Nervous System DiseasesCholesterol 7-alpha-HydroxylaseCholic AcidDisease Models, AnimalLiver Failure, AcuteMice, Inbred C57BLMice, KnockoutOrganic Anion Transporters, Sodium-DependentSignal TransductionSymportersBile Acids and SaltsCholesterol 7-alpha-HydroxylaseCholic AcidCyp7a1 protein, mouseOrganic Anion Transporters, Sodium-Dependentsodium-bile acid cotransporterSymporters

Identifiers

PMID26683664
PMCPMC4729266
OpenAlexW2193092430

What OpenQuestion holds

Textmetadata
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.