Evidence map›Paper›PMID 23813570›Full record

ArticleHepatology (Baltimore, Md.)2013

A novel role of nucleostemin in maintaining the genome integrity of dividing hepatocytes during mouse liver development and regeneration.

Tao Lin, Wessam Ibrahim, Cheng-Yuan Peng, Milton J Finegold, Robert Y L Tsai

Open access · bronzeAbstract read
In one paragraph

Article in Hepatology (Baltimore, Md.), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
2.2field-weighted citation impact, top 12% 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

25 citing papers in PubMed, 45 citations in OpenAlex.

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  20. The methyltransferases enhancer of zeste homolog (EZH) 1 and EZH2 control hepatocyte homeostasis and regeneration.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2015
    Article
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

5 authors at 3 institutions in 2 countries.

Tao LinCenter for Cancer and Stem Cell Biology, Institute of Biosciences and Technology, Texas A&M Health Science Center, Houston, TX.
Wessam Ibrahim
Cheng-Yuan Peng
Milton J Finegold
Robert Y L Tsai
Texas A&M Health Science Center · USBaylor College of Medicine · USChina Medical University · TW

Funding

Tissue Analysis & Molecular Imaging CoreP30DK056338 · NIDDK · BAYLOR COLLEGE OF MEDICINE · PI Geoffrey A Preidis · 2001 to 2026
$28.3M
NIDDK NIH HHS P30 DK056338NIDDK NIH HHS P30 DK56338
6 · The paper itself

Abstract

unlabelledDuring liver development and regeneration, hepatocytes undergo rapid cell division and face an increased risk of DNA damage associated with active DNA replication. The mechanism that protects proliferating hepatocytes from replication-induced DNA damage remains unclear. Nucleostemin (NS) is known to be up-regulated during liver regeneration, and loss of NS is associated with increased DNA damage in cancer cells. To determine whether NS is involved in protecting the genome integrity of proliferating hepatocytes, we created an albumin promoter-driven NS conditional-null (albNS(cko) ) mouse model. Livers of albNS(cko) mice begin to show loss of NS in developing hepatocytes from the first postnatal week and increased DNA damage and hepatocellular injury at 1-2 weeks of age. At 3-4 weeks, albNS(cko) livers develop bile duct hyperplasia and show increased apoptotic cells, necrosis, regenerative nodules, and evidence suggestive of hepatic stem/progenitor cell activation. CCl4 treatment enhances degeneration and DNA damage in NS-deleted hepatocytes and increases biliary hyperplasia and A6(+) cells in albNS(cko) livers. After 70% partial hepatectomy, albNS(cko) livers show increased DNA damage in parallel with a blunted and prolonged regenerative response. The DNA damage in NS-depleted hepatocytes is explained by the impaired recruitment of a core DNA repair enzyme, RAD51, to replication-induced DNA damage foci.

conclusionThis work reveals a novel genome-protective role of NS in developing and regenerating hepatocytes.

Indexed as

AnimalsApoptosisBile DuctsCarbon Tetrachloride PoisoningCarrier ProteinsDNA-Binding ProteinsDNA DamageDNA ReplicationGenomeGTP-Binding ProteinsHepatocytesHyperplasiaLiverLiver RegenerationMiceNuclear ProteinsCarrier ProteinsDNA-Binding ProteinsGTP-Binding ProteinsNuclear Proteinsnucleostemin protein, mouseRad51ap1 protein, mouseRNA-Binding Proteins

Identifiers

PMID23813570
PMCPMC3844114
OpenAlexW2029401528

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.