Evidence map›Paper›PMID 28801972›Full record

ArticleStem cells translational medicine2017

Brief Report: A Differential Transcriptomic Profile of Ex Vivo Expanded Adult Human Hematopoietic Stem Cells Empowers Them for Engraftment Better than Their Surface Phenotype.

Nikoletta Psatha, Grigorios Georgolopoulos, Susan Phelps, Thalia Papayannopoulou

Abstract read
In one paragraph

Article in Stem cells translational medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–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

15 citing papers in PubMed.

  1. Article
  2. Molecular therapy. Methods & clinical development · 2024
    Article
  3. Article
  4. Article
  5. Article
  6. Review
  7. Article
  8. Article
  9. Review
  10. Article
  11. Unbiased phenotypic identification of functionally distinct hematopoietic progenitors.Journal of biological research (Thessalonike, Greece) · 2019
    Article
  12. Review
  13. Article
  14. Article
  15. Article
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

4 authors.

Nikoletta PsathaDivision of Medical Genetics, University of Washington, Seattle, Washington, USA.ORCID 0000-0003-0334-8902
Grigorios GeorgolopoulosAltius Institute for Biomedical Sciences, Seattle, Washington, USA.
Susan PhelpsDivision of Hematology, University of Washington, Seattle, Washington, USA.
Thalia PapayannopoulouDivision of Hematology, University of Washington, Seattle, Washington, USA.

Funding

New Chromatin Insulators and Enhancers for Gene Therapy of the HemoglobinopathiesR01HL136375 · NHLBI · UNIVERSITY OF WASHINGTON · PI STAMATOYANNOPOULOS, THALIA · 2017 to 2020
$2.3M
GENOME EDITING FOR DEVELOPING A TREATMENT FOR BETA GLOBIN DISORDERSR01DK101328 · NIDDK · UNIVERSITY OF WASHINGTON · PI STAMATOYANNOPOULOS, THALIA · 2014 to 2018
$1.7M
NHLBI NIH HHS R01 HL136375NIDDK NIH HHS R01 DK101328
6 · The paper itself

Abstract

Transplantation of small cord blood (CB) units, or of autologous ex vivo-genetically modified adult hematopoietic stem cells (HSC), face the common challenge of suboptimal HSC doses for infusion and impaired engraftment of the transplanted cells. Ex vivo expansion of HSCs, using either cell-based coculture approaches or especially small molecules have been successfully tested mainly in CB and in prolonged cultures. Here, we explored whether innovative combinations of small molecules can sufficiently, after short culture, expand adult HSCs while retaining their functionality in vivo. We found that 5-day cultured cells, in the presence of the small molecule combinations tested, achieved higher engraftment levels in NSG mice than both their uncultured and their cytokine only-cultured counterparts. Surprisingly, the engraftment levels were neither concordant to the numbers of phenotypically similar HSCs expanded under different small molecule combinations, nor explained by their distinct companion cells present. Transcriptomic comparative analysis of sorted, phenotypically similar, ex vivo generated HSCs transplanted in equal numbers, suggested that HSCs generated under expansion conditions that maintain low expression of the Rap1/Ras/PI3K-AKT pathway exhibit a superior functional profile in vivo. Stem Cells Translational Medicine 2017;6:1852-1858.

Indexed as

PhenotypeTranscriptomeAnimalsCells, CulturedHematopoietic Stem CellsHematopoietic Stem Cell TransplantationHumansImidazolesIndolesMicePurinesPyridinesPyrimidinesImidazolesIndolesPurinesPyridinesPyrimidinesralimetinibStemRegenin 1UM171 compoundAdult hematopoietic stem cells expansionHematopoietic stem cellsStemregenin1UM171

Identifiers

PMID28801972
PMCPMC6430062

What OpenQuestion holds

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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.