Evidence map›Paper›PMID 22198747›Full record

ReviewFrontiers of medicine2011

Stem cell gene therapy: the risks of insertional mutagenesis and approaches to minimize genotoxicity.

Chuanfeng Wu, Cynthia E Dunbar

Registry-linked trialOpen access · greenAbstract readReview
In one paragraph

Review in Frontiers of medicine, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03055247 (A Multicentric, Exploratory, Non-randomised, Non-controlled, Prospective, Open-label Phase II Study Evaluating Safety and Efficacy of IBU, G-CSF and Plerixafor as Stem Cell Mobilization Regimen in Patients Affected by X-CGD), which is not on this map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed
6.0field-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.

NCT03055247 phase2recruitingnot on this mapstarted 2015, after this paper: background citation

A Multicentric, Exploratory, Non-randomised, Non-controlled, Prospective, Open-label Phase II Study Evaluating Safety and Efficacy of IBU, G-CSF and Plerixafor as Stem Cell Mobilization Regimen in Patients Affected by X-CGD

TypeinterventionalSponsorIRCCS San RaffaeleRan2015 to 2026Enrolled3ConditionsChronic Granulomatous Disease X-linked (X-CGD)ArmsIbuprofen, Myelostim, Mozobil
3 · Its place in the literature

Who cites it

62 citing papers in PubMed, 113 citations in OpenAlex.

  1. Review
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  17. Review
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2 more citing papers are in PubMed but not listed here.

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

2 authors at 1 institution in 1 country.

Chuanfeng WuHematology Branch, National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, MD 20892, USA.
Cynthia E Dunbar
National Institutes of Health · US

Funding

Optimization of gene transfer safety and efficacy focusing on the NHP modelZIAHL002339 · NHLBI · NATIONAL HEART, LUNG, AND BLOOD INSTITUTE · PI DUNBAR, CYNTHIA E · 2009 to 2025
$26.8M
Intramural NIH HHS Z99 HL999999
6 · The paper itself

Abstract

Virus-based vectors are widely used in hematopoietic stem cell (HSC) gene therapy, and have the ability to integrate permanently into genomic DNA, thus driving long-term expression of corrective genes in all hematopoietic lineages. To date, HSC gene therapy has been successfully employed in the clinic for improving clinical outcomes in small numbers of patients with X-linked severe combined immunodeficiency (SCID-X1), adenosine deaminase deficiency (ADA-SCID), adrenoleukodystrophy (ALD), thalassemia, chronic granulomatous disease (CGD), and Wiskott-Aldrich syndrome (WAS). However, adverse events were observed during some of these HSC gene therapy clinical trials, linked to insertional activation of proto-oncogenes by integrated proviral vectors leading to clonal expansion and eventual development of leukemia. Numerous studies have been performed to understand the molecular basis of vector-mediated genotoxicity, with the aim of developing safer vectors and lower-risk gene therapy protocols. This review will summarize current information on the mechanisms of insertional mutagenesis in hematopoietic stem and progenitor cells due to integrating gene transfer vectors, discuss the available assays for predicting genotoxicity and mapping vector integration sites, and introduce newly-developed approaches for minimizing genotoxicity as a way to further move HSC gene therapy forward into broader clinical application.

Indexed as

Mutagenesis, InsertionalGenetic TherapyGenetic VectorsHematopoietic Stem CellsHumansInduced Pluripotent Stem Cells

Identifiers

PMID22198747
PMCPMC3508510
OpenAlexW1978290943

What OpenQuestion holds

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Registered trials

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.