Evidence map›Paper›PMID 33313382›Full record

ArticleRegenerative engineering and translational medicine2020

The Challenge of Variability in Chimeric Antigen Receptor T cell Manufacturing.

Andrew D Fesnak

Open access · greenAbstract read
In one paragraph

Article in Regenerative engineering and translational medicine, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
0.9field-weighted citation impact, top 23% 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

22 citing papers in PubMed, 38 citations in OpenAlex.

  1. Review
  2. Strategies to eliminate native T cell receptors for adoptive T cell therapies.Molecular therapy : the journal of the American Society of Gene Therapy · 2026
    Review
  3. Article
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  8. Advancing CAR-T cell therapy: Insights into patient biology, leukapheresis, and cryopreservation.Molecular therapy : the journal of the American Society of Gene Therapy · 2025
    Review
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  19. Article
  20. Clinical development of natural killer cells expressing chimeric antigen receptors.Transfusion and apheresis science : official journal of the World Apheresis Association : official journal of the European Society for Haemapheresis · 2021
    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

1 author at 1 institution in 1 country.

Andrew D FesnakPerelman School Of Medicine, University of Pennsylvania, 3400 Spruce Street, 3 Ravdin Building - R3067, Philadelphia, PA 19104.
University of Pennsylvania · US

Funding

Project 3: Combinatorial and gene-editing approaches to enhance the efficacy of CAR T cell therapy of multiple myeloma.P01CA214278 · NCI · UNIVERSITY OF PENNSYLVANIA · PI Joseph Anthony Fraietta · 2017 to 2026
$26.8M
NCI NIH HHS P01 CA214278
6 · The paper itself

Abstract

Autologous Chimeric Antigen Receptor (CAR) T cell manufacturing involves the modification and expansion of T cells obtained by apheresis collection from a patient. The mechanism of apheresis collection and the specific clinical features seen in these patients combine to generate apheresis products with high variability of content. Manufacturers often attempt to minimize this variability such that processes can be standardize in accordance with Good Manufacturing Practices (GMP). Such standardization improves efficiency and helps to ensure robustness of the overall process. Apheresis product variability can negatively impact T cell manufacturing success. Patient and collection driven variability often leads to non-T cells entering the apheresis product. Many of these cells can directly or indirectly impair T cell activation and expansion, decreasing the manufacturing success rate. Therefore, patient driven variability observed in apheresis products, must be mitigated through downstream processing. T cell enrichment is one step in the manufacturing cycle that can reduce process variability by generating more uniform downstream material. However, current T cell enrichment methods have limitations. Much of this type of variability can be avoided by collecting patients earlier in their disease or treatment course, this is not current, widespread or standard practice. While variability poses challenges to successful CAR T cell manufacturing and mitigation strategies can be successful, more work is needed in this area.

Identifiers

PMID33313382
PMCPMC7728294
OpenAlexW2969462102

What OpenQuestion holds

Textmetadata
LicenceTDM
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.