Evidence map›Paper›PMID 23986604›Full record

ArticleJournal of virology2013

EBNA3C-mediated regulation of aurora kinase B contributes to Epstein-Barr virus-induced B-cell proliferation through modulation of the activities of the retinoblastoma protein and apoptotic caspases.

Hem Chandra Jha, Jie Lu, Abhik Saha, Qiliang Cai, Shuvomoy Banerjee, Mahadesh A J Prasad, Erle S Robertson

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
2.8field-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

34 citing papers in PubMed, 54 citations in OpenAlex.

  1. Article
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  17. Viral Apoptosis Evasion via the MAPK Pathway by Use of a Host Long Noncoding RNA.Frontiers in cellular and infection microbiology · 2018
    Article
  18. Article
  19. Article
  20. The Role of Gammaherpesviruses in Cancer Pathogenesis.Pathogens (Basel, Switzerland) · 2016
    Review
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 1 institution in 1 country.

Hem Chandra JhaDepartment of Microbiology and Tumor Virology Program, Abramson Cancer Center, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, USA.
Jie Lu
Abhik Saha
Qiliang Cai
Shuvomoy Banerjee
Mahadesh A J Prasad
Erle S Robertson
University of Pennsylvania · US

Funding

UNIVERSITY OF PENNSYLVANIA CAN CTR SUPPORT GRANTP30CA016520 · NCI · UNIVERSITY OF PENNSYLVANIA · PI SHELLEY L BERGER · 1985 to 2026
$222.3M
EBV Antigen and Cell Cycle RegulationR01CA137894 · NCI · UNIVERSITY OF PENNSYLVANIA · PI ROBERTSON, ERLE S. · 2009 to 2013
$1.4M
NCI NIH HHS CA137894-05NCI NIH HHS P30 CA016520NCI NIH HHS R01 CA137894
6 · The paper itself

Abstract

Epstein-Barr virus (EBV) is an oncogenic gammaherpesvirus that is implicated in several human malignancies, including Burkitt's lymphoma (BL), posttransplant lymphoproliferative disease (PTLD), nasopharyngeal carcinoma (NPC), and AIDS-associated lymphomas. Epstein-Barr nuclear antigen 3C (EBNA3C), one of the essential EBV latent antigens, can induce mammalian cell cycle progression through its interaction with cell cycle regulators. Aurora kinase B (AK-B) is important for cell division, and deregulation of AK-B is associated with aneuploidy, incomplete mitotic exit, and cell death. Our present study shows that EBNA3C contributes to upregulation of AK-B transcript levels by enhancing the activity of its promoter. Further, EBNA3C also increased the stability of the AK-B protein, and the presence of EBNA3C leads to reduced ubiquitination of AK-B. Importantly, EBNA3C in association with wild-type AK-B but not with its kinase-dead mutant led to enhanced cell proliferation, and AK-B knockdown can induce nuclear blebbing and cell death. This phenomenon was rescued in the presence of EBNA3C. Knockdown of AK-B resulted in activation of caspase 3 and caspase 9, along with poly(ADP-ribose) polymerase 1 (PARP1) cleavage, which is known to be an important contributor to apoptotic signaling. Importantly, EBNA3C failed to stabilize the kinase-dead mutant of AK-B compared to wild-type AK-B, which suggests a role for the kinase domain in AK-B stabilization and downstream phosphorylation of the cell cycle regulator retinoblastoma protein (Rb). This study demonstrates the functional relevance of AK-B kinase activity in EBNA3C-regulated B-cell proliferation and apoptosis.

Indexed as

ApoptosisCell ProliferationAnimalsAurora Kinase BBlotting, WesternB-LymphocytesCaspasesCell CycleCell NucleusChromatin ImmunoprecipitationEpstein-Barr Virus InfectionsEpstein-Barr Virus Nuclear AntigensFluorescent Antibody TechniqueGene Expression Regulation, EnzymologicHerpesvirus 4, HumanHumansAurora Kinase BCaspasesEpstein-Barr Virus Nuclear AntigensRetinoblastoma ProteinRNA, MessengerRNA, Small Interfering

Identifiers

PMID23986604
PMCPMC3807909
OpenAlexW2034544547

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.