Evidence map›Paper›PMID 26616856›Full record

ArticleOncogene2016

Spontaneous tumor development in bone marrow-rescued DNA-PKcs(3A/3A) mice due to dysfunction of telomere leading strand deprotection.

S Zhang, S Matsunaga, Y-F Lin, B Sishc, Z Shang, J Sui, H-Y Shih, Y Zhao, O Foreman, M D Story and 2 more

Open access · bronzeAbstract read
In one paragraph

Article in Oncogene, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
0.6field-weighted citation impact, top 29% 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

14 citing papers in PubMed, 21 citations in OpenAlex.

  1. Article
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  4. DNA-PKcs phosphorylation at the T2609 cluster alters the repair pathway choice during immunoglobulin class switch recombination.Proceedings of the National Academy of Sciences of the United States of America · 2020
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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

12 authors at 5 institutions in 3 countries.

S ZhangDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
S MatsunagaDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
Y-F LinDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
B SishcDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
Z ShangDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
J SuiDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
H-Y ShihDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
Y ZhaoKey Laboratory of Gene Engineering of the Ministry of Education, Cooperative Innovation Center for High Performance Computing, School of Life Sciences, Sun Yat-sen University, Guangzhou, People's Republic of China.
O ForemanThe Jackson Laboratory, Sacramento, CA, USA.
M D StoryDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
D J ChenDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
B P C ChenDivision of Molecular Radiation Biology, Department of Radiation Oncology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX, USA.
The University of Texas Southwestern Medical Center · USJackson Laboratory · USSichuan Cancer Hospital · CNSun Yat-sen University · CNTottori University · JP

Funding

DNA-PKcs Phosphorylation on Hematopoietic Stem Cells Genome MaintenanceR01CA166677 · NCI · UT SOUTHWESTERN MEDICAL CENTER · PI CHEN, BENJAMIN PING-CHI · 2012 to 2016
$1.6M
NCI NIH HHS R01 CA166677
6 · The paper itself

Abstract

Phosphorylation of the DNA-dependent protein kinase catalytic subunit (DNA-PKcs) at the Thr2609 cluster is essential for its complete function in DNA repair and tissue stem cell homeostasis. This phenomenon is demonstrated by congenital bone marrow failure occurring in DNA-PKcs(3A/3A) mutant mice, which require bone marrow transplantation (BMT) to prevent early mortality. Surprisingly, an increased incidence of spontaneous tumors, especially skin cancer, was observed in adult BMT-rescued DNA-PKcs(3A/3A) mice. Upon further investigation, we found that spontaneous γH2AX foci occurred in DNA-PKcs(3A/3A) skin biopsies and primary keratinocytes and that these foci overlapped with telomeres during mitosis, indicating impairment of telomere replication and maturation. Consistently, we observed significantly elevated frequencies of telomere fusion events in DNA-PKcs(3A/3A) cells as compared with wild-type and DNA-PKcs-knockout cells. In addition, a previously identified DNA-PKcs Thr2609Pro mutation, found in breast cancer, also induces a similar impairment of telomere leading-end maturation. Taken together, our current analyses indicate that the functional DNA-PKcs T2609 cluster is required to facilitate telomere leading strand maturation and prevention of genomic instability and cancer development.

Indexed as

Bone Marrow TransplantationAnimalsCells, CulturedDNA-Activated Protein KinaseDNA-Binding ProteinsDNA DamageGenomic InstabilityHistonesKeratinocytesMiceNeoplasmsNuclear ProteinsTelomereDNA-Activated Protein KinaseDNA-Binding ProteinsH2AX protein, humanHistonesNuclear ProteinsPrkdc protein, mouse

Identifiers

PMID26616856
PMCPMC4885801
OpenAlexW2342402915

What OpenQuestion holds

Textmetadata
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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.