Evidence map›Paper›PMID 29504225›Full record

ArticleCell proliferation2018

Replicative stress and alterations in cell cycle checkpoint controls following acetaminophen hepatotoxicity restrict liver regeneration.

Preeti Viswanathan, Yogeshwar Sharma, Priya Gupta, Sanjeev Gupta

Open access · bronzeAbstract read
In one paragraph

Article in Cell proliferation, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
3.3field-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

19 citing papers in PubMed, 27 citations in OpenAlex.

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  12. Comparison of liver regeneration after partial hepatectomy and acetaminophen-induced acute liver failure: A global picture based on transcriptome analysis.Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association · 2020
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  15. Decellularized bovine placentome for portacavally-interposed heterotopic liver transplantation in rats.Materials science & engineering. C, Materials for biological applications · 2019
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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

4 authors at 1 institution in 1 country.

Preeti ViswanathanDivision of Pediatric Gastroenterology and Hepatology, Children's Hospital at Montefiore, Albert Einstein College of Medicine, Bronx, NY, USA.
Yogeshwar SharmaDepartment of Medicine, Albert Einstein College of Medicine, Bronx, NY, USA.
Priya GuptaDepartment of Medicine, Albert Einstein College of Medicine, Bronx, NY, USA.
Sanjeev GuptaDepartment of Medicine, Albert Einstein College of Medicine, Bronx, NY, USA.ORCID http://orcid.org/0000-0002-5818-7280
Albert Einstein College of Medicine · US

Funding

WORD PROCESSORP30CA013330 · NCI · YESHIVA UNIVERSITY · PI Ulrich Steidl · 1985 to 2026
$111.2M
Special Animal CoreP30DK041296 · NIDDK · YESHIVA UNIVERSITY · PI GUPTA, SANJEEV · 1989 to 2018
$22.9M
Transplantation of Endothelial CellsR01DK071111 · NIDDK · ALBERT EINSTEIN COLLEGE OF MEDICINE, INC · PI GUPTA, SANJEEV · 2006 to 2016
$3.6M
LIVER REPOPULATION FOR LIVER INJURY AND GENE THERAPYR01DK046952 · NIDDK · YESHIVA UNIVERSITY · PI GUPTA, SANJEEV · 1994 to 2007
$3.5M
Cell transplantation and inflammationR01DK088561 · NIDDK · ALBERT EINSTEIN COLLEGE OF MEDICINE, INC · PI GUPTA, SANJEEV · 2011 to 2014
$1.7M
NCI NIH HHS P30 CA013330NIDDK NIH HHS P30 DK041296NIDDK NIH HHS R01 DK046952NIDDK NIH HHS R01 DK071111NIDDK NIH HHS R01 DK088561
6 · The paper itself

Abstract

objectivesAcetaminophen hepatotoxicity is a leading cause of hepatic failure with impairments in liver regeneration producing significant mortality. Multiple intracellular events, including oxidative stress, mitochondrial damage, inflammation, etc., signify acetaminophen toxicity, although how these may alter cell cycle controls has been unknown and was studied for its significance in liver regeneration. MATERIALS AND

methodsAssays were performed in HuH-7 human hepatocellular carcinoma cells, primary human hepatocytes and tissue samples from people with acetaminophen-induced acute liver failure. Cellular oxidative stress, DNA damage and cell proliferation events were investigated by mitochondrial membrane potential assays, flow cytometry, fluorescence staining, comet assays and spotted arrays for protein expression after acetaminophen exposures.

resultsIn experimental groups with acetaminophen toxicity, impaired mitochondrial viability and substantial DNA damage were observed with rapid loss of cells in S and G2/M and cell cycle restrictions or even exit in the remainder. This resulted from altered expression of the DNA damage regulator, ATM and downstream transducers, which imposed G1/S checkpoint arrest, delayed entry into S and restricted G2 transit. Tissues from people with acute liver failure confirmed hepatic DNA damage and cell cycle-related lesions, including restrictions of hepatocytes in aneuploid states. Remarkably, treatment of cells with a cytoprotective cytokine reversed acetaminophen-induced restrictions to restore cycling.

conclusionsCell cycle lesions following mitochondrial and DNA damage led to failure of hepatic regeneration in acetaminophen toxicity but their reversibility offers molecular targets for treating acute liver failure.

Indexed as

AcetaminophenAnalgesics, Non-NarcoticCell Cycle CheckpointsCell Cycle ProteinsCell Line, TumorCell ProliferationChemical and Drug Induced Liver InjuryDNA DamageHepatocytesHumansLiver RegenerationMembrane Potential, MitochondrialMitochondriaOxidative StressAcetaminophenAnalgesics, Non-NarcoticCell Cycle Proteins

Identifiers

PMID29504225
PMCPMC6500460
OpenAlexW2792728786

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.