Evidence map›Paper›PMID 21339646›Full record

ArticleThe Journal of clinical investigation2011

Kaposi sarcoma herpesvirus (KSHV) vFLIP oncoprotein induces B cell transdifferentiation and tumorigenesis in mice.

Gianna Ballon, Kang Chen, Rocio Perez, Wayne Tam, Ethel Cesarman

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed, 1 pooled it
4.9field-weighted citation impact, top 4% 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

75 citing papers in PubMed, 1 synthesis or guideline pooled it, 111 citations in OpenAlex.

  1. Pooled it
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  16. Insight into the Epigenetics of Kaposi's Sarcoma-Associated Herpesvirus.International journal of molecular sciences · 2023
    Review
  17. Review
  18. Human Gammaherpesvirus 8 Oncogenes Associated with Kaposi's Sarcoma.International journal of molecular sciences · 2022
    Review
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  20. Article

15 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 1 country.

Gianna BallonDepartment of Pathology and Laboratory Medicine, Weill Cornell Medical College, New York, New York 10065, USA. gib2004@med.cornell.edu
Kang Chen
Rocio Perez
Wayne Tam
Ethel Cesarman
Cornell University · USIcahn School of Medicine at Mount Sinai · US

Funding

Modeling KSHV latency in vivoR01CA103646 · NCI · WEILL MEDICAL COLL OF CORNELL UNIV · PI CESARMAN, ETHEL · 2004 to 2016
$3.5M
Survival Signals in AIDS LymphomasR01CA068939 · NCI · WEILL MEDICAL COLL OF CORNELL UNIV · PI CESARMAN, ETHEL · 2001 to 2010
$2.6M
NCI NIH HHS R01 CA068939NCI NIH HHS R01CA068939NCI NIH HHS R01 CA103646NCI NIH HHS R01CA103646
6 · The paper itself

Abstract

Kaposi sarcoma herpesvirus (KSHV) is specifically associated with Kaposi sarcoma (KS) and 2 B cell lymphoproliferative diseases, namely primary effusion lymphoma (PEL) and multicentric Castleman disease (MCD). KS, PEL, and MCD are largely incurable and poorly understood diseases most common in HIV-infected individuals. Here, we have revealed the role of viral FLICE-inhibitory protein (vFLIP) in the initiation of PEL and MCD by specifically expressing vFLIP at different stages of B cell differentiation in vivo. Mice showed MCD-like abnormalities and immunological defects including lack of germinal centers (GCs), impaired Ig class switching, and affinity maturation. In addition, they showed increased numbers of cells expressing cytoplasmic IgM-λ, a thus far enigmatic feature of the KSHV-infected cells in MCD. B cell-derived tumors arose at high incidence and displayed Ig gene rearrangement with downregulated expression of B cell-associated antigens, which are features of PEL. Interestingly, these tumors exhibited characteristics of transdifferentiation and acquired expression of histiocytic/dendritic cell markers. These results define immunological functions for vFLIP in vivo and reveal what we believe to be a novel viral-mediated tumorigenic mechanism involving B cell reprogramming. Additionally, the robust recapitulation of KSHV-associated diseases in mice provides a model to test inhibitors of vFLIP as potential anticancer agents.

Indexed as

Gene Expression Regulation, NeoplasticAnimalsAntineoplastic AgentsB-LymphocytesCell DifferentiationCell TransdifferentiationDisease-Free SurvivalDown-RegulationHerpesvirus 8, HumanHumansImmunoglobulin Class SwitchingMiceNeoplasmsPhosphorylationSarcoma, KaposiViral ProteinsAntineoplastic Agentsviral FLIP protein, Human herpesvirus 8Viral Proteins

Identifiers

PMID21339646
PMCPMC3049379
OpenAlexW2008334179

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.