Evidence map›Paper›PMID 30692636›Full record

ArticleOncogene2019

Nucleostemin reveals a dichotomous nature of genome maintenance in mammary tumor progression.

Tao Lin, Tsung-Chin Lin, Daniel J McGrail, Parnit K Bhupal, Yi-Hsuan Ku, Wen Zhang, Lingjun Meng, Shiaw-Yih Lin, Guang Peng, Robert Y L Tsai

Abstract read
In one paragraph

Article in Oncogene, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
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

11 citing papers in PubMed.

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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.

Tao LinInstitute of Biosciences and Technology, Texas A&M University, Houston, TX, USA.
Tsung-Chin LinInstitute of Biosciences and Technology, Texas A&M University, Houston, TX, USA.
Daniel J McGrailDepartment of Systems Biology, MD Anderson Cancer Center, Houston, TX, USA.ORCID http://orcid.org/0000-0002-6669-6069
Parnit K BhupalInstitute of Biosciences and Technology, Texas A&M University, Houston, TX, USA.
Yi-Hsuan KuInstitute of Biosciences and Technology, Texas A&M University, Houston, TX, USA.
Wen ZhangInstitute of Biosciences and Technology, Texas A&M University, Houston, TX, USA.
Lingjun MengInstitute of Biosciences and Technology, Texas A&M University, Houston, TX, USA.
Shiaw-Yih LinDepartment of Systems Biology, MD Anderson Cancer Center, Houston, TX, USA.
Guang PengDepartment of Clinical Cancer Prevention, MD Anderson Cancer Center, Houston, TX, USA.ORCID http://orcid.org/0000-0002-4392-1497
Robert Y L TsaiInstitute of Biosciences and Technology, Texas A&M University, Houston, TX, USA. rtsai@ibt.tamhsc.edu.

Funding

Stem-like Cancer Cells in Breast TumorigenesisR01CA113750 · NCI · TEXAS A&M UNIVERSITY HEALTH SCIENCE CTR · PI TSAI, ROBERT Y · 2005 to 2009
$1.2M
Aging Effect on Genome Maintenance during Hepatocyte RegenerationR21AG052006 · NIA · TEXAS A&M UNIVERSITY HEALTH SCIENCE CTR · PI TSAI, ROBERT Y · 2016 to 2017
$408k
Role of Nucleostemin in Conferring The Drug Resistance of Hepatocellular CarcinomaR03CA201988 · NCI · TEXAS A&M UNIVERSITY HEALTH SCIENCE CTR · PI TSAI, ROBERT Y · 2016 to 2017
$149k
NCI NIH HHS R01 CA113750NCI NIH HHS R03 CA201988NIA NIH HHS R21 AG052006Susan G. Komen (Susan G. Komen Breast Cancer Foundation) PDF17483544
6 · The paper itself

Abstract

A defective homologous recombination (HR) repair program increases tumor incidence as well as providing a survival advantage in patients with breast and ovarian cancers. Here we hypothesize that the tumor-promoting side of genome maintenance programs may be contributed by a self-renewal protein, nucleostemin (NS). To address this issue, we established its functional importance in mammary tumor progression in mice and showed that mammary tumor cells become highly susceptible to replicative DNA damage following NS depletion and are protected from hydroxyurea-induced damage by NS overexpression. Breast cancer cells with basal-like characters display more reliance on NS for genome maintenance than those with luminal characters. Mechanistically, NS-deficient cells demonstrate a significantly reduced HR repair activity. TCGA analyses of human breast cancers revealed that NS is co-enriched positively with HR repair proteins and that high NS expression correlates with low HR defects and predicts poor progression-free survival and resistance to knockdown of cell-cycle checkpoint genes in triple-negative/basal-like breast cancers. This work indicates that NS constitutes a tumor-promoting genome maintenance program required for mammary tumor progression.

Indexed as

Homologous RecombinationAnimalsBreast NeoplasmsCarrier ProteinsDisease-Free SurvivalDNA DamageFemaleGene Expression Regulation, NeoplasticGenomeGTP-Binding ProteinsHumansHydroxyureaMammary Neoplasms, AnimalMammary Neoplasms, ExperimentalMice, NudeMice, TransgenicCarrier ProteinsGNL3 protein, humanGTP-Binding ProteinsHydroxyureaNuclear Proteinsnucleostemin protein, mouseRNA-Binding Proteins

Identifiers

PMID30692636
PMCPMC6525051

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Registered trials

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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.