Evidence map›Paper›PMID 28658648›Full record

ArticleNeoplasia (New York, N.Y.)2017

Prevention of Human Lymphoproliferative Tumor Formation in Ovarian Cancer Patient-Derived Xenografts.

Kristina A Butler, Xiaonan Hou, Marc A Becker, Valentina Zanfagnin, Sergio Enderica-Gonzalez, Daniel Visscher, Kimberly R Kalli, Piyawan Tienchaianada, Paul Haluska, S John Weroha

Open access · goldAbstract read
In one paragraph

Article in Neoplasia (New York, N.Y.), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
3.1field-weighted citation impact, top 7% 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

49 citing papers in PubMed, 61 citations in OpenAlex.

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  6. Antitumor activity of rucaparib plus PLX038A in serous endometrial carcinoma.Journal of experimental & clinical cancer research : CR · 2025
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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 at 1 institution in 1 country.

Kristina A ButlerDepartment of Gynecologic Surgery, Mayo Clinic, Rochester, MN, 55905. Electronic address: Butler.Kristina@mayo.edu.
Xiaonan HouDepartment of Medical Oncology, Mayo Clinic, Rochester, MN, 55905. Electronic address: Hou.Xiaonan@mayo.edu.
Marc A BeckerDepartment of Medical Oncology, Mayo Clinic, Rochester, MN, 55905. Electronic address: becke344@gmail.com.
Valentina ZanfagninDepartment of Medical Oncology, Mayo Clinic, Rochester, MN, 55905. Electronic address: Zanfagnin.Valentina@mayo.edu.
Sergio Enderica-GonzalezDepartment of Medical Oncology, Mayo Clinic, Rochester, MN, 55905. Electronic address: endericagonzalez.sergio@gmail.com.
Daniel VisscherLaboratory Medicine and Pathology, Mayo Clinic, Rochester, MN, 55905. Electronic address: Visscher.Daniel@mayo.edu.
Kimberly R KalliDepartment of Medical Oncology, Mayo Clinic, Rochester, MN, 55905. Electronic address: Kalli.Kimberly@mayo.edu.
Piyawan TienchaianadaDepartment of Medical Oncology, Mayo Clinic, Rochester, MN, 55905. Electronic address: pt_kuk@hotmail.com.
Paul HaluskaDepartment of Medical Oncology, Mayo Clinic, Rochester, MN, 55905. Electronic address: paul.haluska@merck.com.
S John WerohaDepartment of Medical Oncology, Mayo Clinic, Rochester, MN, 55905. Electronic address: Weroha.Saravut@mayo.edu.
Mayo Clinic in Arizona · US

Funding

Use of microfluidic tumor cultures to enable clinical trials of therapies for ovarian cancerP50CA136393 · NCI · MAYO CLINIC ROCHESTER · PI Zhenkun Lou · 2009 to 2026
$37.0M
(PQD5) Avatar-directed Treatment for Ovarian CancerR01CA184502 · NCI · MAYO CLINIC ROCHESTER · PI WEROHA, SARAVUT · 2014 to 2017
$2.7M
NCI NIH HHS P50 CA136393NCI NIH HHS R01 CA184502
6 · The paper itself

Abstract

Interest in preclinical drug development for ovarian cancer has stimulated development of patient-derived xenograft (PDX) or tumorgraft models. However, the unintended formation of human lymphoma in severe combined immunodeficiency (SCID) mice from Epstein-Barr virus (EBV)-infected human lymphocytes can be problematic. In this study, we have characterized ovarian cancer PDXs which developed human lymphomas and explore methods to suppress lymphoproliferative growth. Fresh human ovarian tumors from 568 patients were transplanted intraperitoneally in SCID mice. A subset of PDX models demonstrated atypical patterns of dissemination with mediastinal masses, hepatosplenomegaly, and CD45-positive lymphoblastic atypia without ovarian tumor engraftment. Expression of human CD20 but not CD3 supported a B-cell lineage, and EBV genomes were detected in all lymphoproliferative tumors. Immunophenotyping confirmed monoclonal gene rearrangements consistent with B-cell lymphoma, and global gene expression patterns correlated well with other human lymphomas. The ability of rituximab, an anti-CD20 antibody, to suppress human lymphoproliferation from a patient's ovarian tumor in SCID mice and prevent growth of an established lymphoma led to a practice change with a goal to reduce the incidence of lymphomas. A single dose of rituximab during the primary tumor heterotransplantation process reduced the incidence of CD45-positive cells in subsequent PDX lines from 86.3% (n = 117 without rituximab) to 5.6% (n = 160 with rituximab), and the lymphoma rate declined from 11.1% to 1.88%. Taken together, investigators utilizing PDX models for research should routinely monitor for lymphoproliferative tumors and consider implementing methods to suppress their growth.

Indexed as

AnimalsAntineoplastic Agents, ImmunologicalBiopsyClonal EvolutionDisease Models, AnimalEpstein-Barr Virus InfectionsFemaleGene Expression ProfilingHeterograftsHumansImmunohistochemistryLymphocytesLymphoproliferative DisordersMiceNeoplasms, Second PrimaryOvarian NeoplasmsAntineoplastic Agents, ImmunologicalRituximab

Identifiers

PMID28658648
PMCPMC5487305
OpenAlexW2645153990

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.