Evidence map›Paper›PMID 27446484›Full record

ArticleTheranostics2016

Dihydropyrimidine Dehydrogenase Is a Prognostic Marker for Mesenchymal Stem Cell-Mediated Cytosine Deaminase Gene and 5-Fluorocytosine Prodrug Therapy for the Treatment of Recurrent Gliomas.

Taemoon Chung, Juri Na, Young-Il Kim, Da-Young Chang, Young Il Kim, Hyeonjin Kim, Ho Eun Moon, Keon Wook Kang, Dong Soo Lee, June-Key Chung and 4 more

Open access · goldAbstract read
In one paragraph

Article in Theranostics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

18 citing papers in PubMed, 49 citations in OpenAlex.

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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

14 authors at 1 institution in 1 country.

Taemoon Chung1. Department of Nuclear Medicine, Seoul National University College of Medicine, Seoul, Korea.; 2. Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul, Korea.; 3. Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea.; 4. Institute of Radiation Medicine, Seoul National University Medical Research Center, Seoul, Korea.
Juri Na1. Department of Nuclear Medicine, Seoul National University College of Medicine, Seoul, Korea.; 2. Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul, Korea.; 3. Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea.; 4. Institute of Radiation Medicine, Seoul National University Medical Research Center, Seoul, Korea.
Young-Il Kim1. Department of Nuclear Medicine, Seoul National University College of Medicine, Seoul, Korea.; 5. Department of Molecular Medicine and Biopharmaceutical Sciences, Seoul National University, Seoul, Korea.
Da-Young Chang7. Department of Radiology, Seoul National University College of Medicine, Seoul, Korea.; 8. Department of Anatomy, Ajou University School of Medicine, Suwon, Korea.
Young Il Kim4. Institute of Radiation Medicine, Seoul National University Medical Research Center, Seoul, Korea.; 6. Cancer Imaging Center, Seoul National University Hospital, Seoul, Korea.
Hyeonjin Kim2. Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul, Korea.; 4. Institute of Radiation Medicine, Seoul National University Medical Research Center, Seoul, Korea.; 6. Cancer Imaging Center, Seoul National University Hospital, Seoul, Korea.
Ho Eun Moon9. Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Korea.
Keon Wook Kang1. Department of Nuclear Medicine, Seoul National University College of Medicine, Seoul, Korea.; 2. Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul, Korea.; 3. Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea.
Dong Soo Lee1. Department of Nuclear Medicine, Seoul National University College of Medicine, Seoul, Korea.; 5. Department of Molecular Medicine and Biopharmaceutical Sciences, Seoul National University, Seoul, Korea.
June-Key Chung1. Department of Nuclear Medicine, Seoul National University College of Medicine, Seoul, Korea.; 2. Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul, Korea.; 3. Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea.
Sung-Soo Kim8. Department of Anatomy, Ajou University School of Medicine, Suwon, Korea.
Haeyoung Suh-Kim8. Department of Anatomy, Ajou University School of Medicine, Suwon, Korea.
Sun Ha Paek9. Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Korea.
Hyewon Youn1. Department of Nuclear Medicine, Seoul National University College of Medicine, Seoul, Korea.; 3. Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea.; 6. Cancer Imaging Center, Seoul National University Hospital, Seoul, Korea.
Seoul National University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We investigated a therapeutic strategy for recurrent malignant gliomas using mesenchymal stem cells (MSC), expressing cytosine deaminase (CD), and prodrug 5-Fluorocytosine (5-FC) as a more specific and less toxic option. MSCs are emerging as a novel cell therapeutic agent with a cancer-targeting property, and CD is considered a promising enzyme in cancer gene therapy which can convert non-toxic 5-FC to toxic 5-Fluorouracil (5-FU). Therefore, use of prodrug 5-FC can minimize normal cell toxicity. Analyses of microarrays revealed that targeting DNA damage and its repair is a selectable option for gliomas after the standard chemo/radio-therapy. 5-FU is the most frequently used anti-cancer drug, which induces DNA breaks. Because dihydropyrimidine dehydrogenase (DPD) was reported to be involved in 5-FU metabolism to block DNA damage, we compared the survival rate with 5-FU treatment and the level of DPD expression in 15 different glioma cell lines. DPD-deficient cells showed higher sensitivity to 5-FU, and the regulation of DPD level by either siRNA or overexpression was directly related to the 5-FU sensitivity. For MSC/CD with 5-FC therapy, DPD-deficient cells such as U87MG, GBM28, and GBM37 showed higher sensitivity compared to DPD-high U373 cells. Effective inhibition of tumor growth was also observed in an orthotopic mouse model using DPD- deficient U87MG, indicating that DPD gene expression is indeed closely related to the efficacy of MSC/CD-mediated 5-FC therapy. Our results suggested that DPD can be used as a biomarker for selecting glioma patients who may possibly benefit from this therapy.

Indexed as

AnimalsAntineoplastic AgentsBiomarkersCell Line, TumorCytosine DeaminaseDihydrouracil Dehydrogenase (NADP)Disease Models, AnimalFlucytosineGliomaHumansMesenchymal Stem CellsMiceProdrugsPrognosisRecurrenceStem Cell TransplantationAntineoplastic AgentsBiomarkersCytosine DeaminaseDihydrouracil Dehydrogenase (NADP)FlucytosineProdrugs5-Fluorocytosine (5-FC)5-Fluorouracil (5-FU)cytosine deaminase (CD)Dihydropyrimidine dehydrogenase (DPD)gene therapy.mesenchymal stem cells (MSC)

Identifiers

PMID27446484
PMCPMC4955049
OpenAlexW2473241393

What OpenQuestion holds

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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.