Evidence map›Paper›PMID 31379832›Full record

ArticleFrontiers in immunology2019

The Utilization of Freezing Steps in Mesenchymal Stromal Cell (MSC) Manufacturing: Potential Impact on Quality and Cell Functionality Attributes.

Sofia Oja, Tanja Kaartinen, Marja Ahti, Matti Korhonen, Anita Laitinen, Johanna Nystedt

Abstract read
In one paragraph

Article in Frontiers in immunology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

41 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  19. The Evolving Landscape of Potency Assays.Advances in experimental medicine and biology · 2023
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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

6 authors.

Sofia OjaAdvanced Cell Therapy Centre, Finnish Red Cross Blood Service, Helsinki, Finland.
Tanja KaartinenAdvanced Cell Therapy Centre, Finnish Red Cross Blood Service, Helsinki, Finland.
Marja AhtiAdvanced Cell Therapy Centre, Finnish Red Cross Blood Service, Helsinki, Finland.
Matti KorhonenAdvanced Cell Therapy Centre, Finnish Red Cross Blood Service, Helsinki, Finland.
Anita LaitinenAdvanced Cell Therapy Centre, Finnish Red Cross Blood Service, Helsinki, Finland.
Johanna NystedtAdvanced Cell Therapy Centre, Finnish Red Cross Blood Service, Helsinki, Finland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Some recent reports suggest that cryopreserved and thawed mesenchymal stromal cells (MSCs) may have impaired functional properties as compared to freshly harvested MSCs from continuous cultures. A cryopreservation step in the manufacturing process brings important benefits, since it enables immediate off-the-shelf access to the products and a completion of all quality testing before batch release and administration to the patient. Cryopreservation is also inevitable in MSC banking strategies. In this study, we present the results from the MSC stability testing program of our in-house manufactured clinical-grade allogeneic bone marrow-derived MSC product that is expanded in platelet lysate and frozen in passage 2. The current manufacturing protocol contains only one freezing step and the frozen MSC product is thawed bed-side at the clinic. We can conclude superior viability and cell recovery of the frozen and thawed MSC product utilizing the validated freezing and thawing protocols we have developed. The MSC phenotype and differentiation potential was generally found to be unaltered after thawing, but the thawed cells exhibited a 50% reduced, but not completely abolished, performance in an

Indexed as

AdolescentAdultCell DifferentiationCell ProliferationCell SurvivalCryopreservationFemaleFreezingHumansImmunosuppression TherapyMaleMesenchymal Stem CellsT-LymphocytesYoung Adultcell bankingcryopreservationfreezingimmunosuppressionmaster cell bankmesenchymal stromal cellMSC

Identifiers

PMID31379832
PMCPMC6646664

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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.