Evidence map›Paper›PMID 21176787›Full record

ArticleBiology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation2011

Effects of sublethal irradiation on patterns of engraftment after murine bone marrow transplantation.

Jacob Andrade, Shundi Ge, Goar Symbatyan, Michael S Rosol, Arthur J Olch, Gay M Crooks

Open access · hybridAbstract read
In one paragraph

Article in Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, 2011. 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
0.6field-weighted citation impact, top 31% 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, 31 citations in OpenAlex.

  1. Article
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  17. Rapid thymic reconstitution following bone marrow transplantation in neonatal mice is VEGF-dependent.Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation · 2012
    Article
  18. 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

6 authors at 3 institutions in 1 country.

Jacob AndradeMD/PhD Program, Keck School of Medicine, University of Southern California, Los Angeles, California, USA.
Shundi Ge
Goar Symbatyan
Michael S Rosol
Arthur J Olch
Gay M Crooks
Children's Hospital of Los Angeles · USUniversity of California, Los Angeles · USUniversity of Southern California · US

Funding

Transduction of Human Stem and Progenitor CellsP01HL073104 · NHLBI · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI KOHN, DONALD B · 2003 to 2013
$18.3M
Stem Cell Therapies for Primary Immune DeficiencyP01AI072686 · NIAID · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI CROOKS, GAY M · 2009 to 2010
$2.6M
Minority Predoctoral Fellowship ProgramF31HL085926 · NHLBI · UNIVERSITY OF SOUTHERN CALIFORNIA · PI ANDRADE, JACOB · 2006 to 2009
$166k
NHLBI NIH HHS 2P01-HL073104NHLBI NIH HHS F31 HL085926NHLBI NIH HHS F31HL085926NHLBI NIH HHS P01 HL073104NIAID NIH HHS 1P01AI072686NIAID NIH HHS P01 AI072686
6 · The paper itself

Abstract

Attempts to reduce the toxicity of hematopoietic stem cell transplantation have led to the use of various immunosuppressive, yet nonmyeloablative preparative regimens that often include low-dose irradiation. To determine the effects of low-dose irradiation on the dynamics of donor cell engraftment after bone marrow transplantation (BMT), we coupled standard endpoint flow cytometric analysis with in vivo longitudinal bioluminescence imaging performed throughout the early (<10 days) and late (days 10-90) post-BMT periods. To exclude the contribution of irradiation on reducing immunologic rejection, severely immune-deficient mice were chosen as recipients of allogeneic bone marrow. Flow cytometric analysis showed that sublethal doses of total body irradiation (TBI) significantly increased long-term (14 weeks) donor chimerism in the bone marrow compared with nonirradiated recipients (P < .05). Bioluminescence imaging demonstrated that the effect of TBI (P < .001) on chimerism occurred only after the first 7 days post-BMT. Flow cytometric analysis on day 3 showed no increase in the number of donor cells in irradiated bone marrow, confirming that sublethal irradiation does not enhance marrow chimerism early after transplantation. Local irradiation also significantly increased late (but not early) donor chimerism in the irradiated limb. Intrafemoral injection of donor cells provided efficient early chimerism in the injected limb, but long-term systemic donor chimerism was highest with i.v. administration (P < .05). Overall, the combination of TBI and i.v. administration of donor cells provided the highest levels of long-term donor chimerism in the marrow space. These findings suggest that the major effect of sublethal irradiation is to enhance long-term donor chimerism by inducing proliferative signals after the initial phase of homing.

Indexed as

AnimalsBone MarrowBone Marrow TransplantationCell ProliferationFemurFlow CytometryGraft SurvivalHematopoietic Stem Cell TransplantationInjections, IntravenousLongitudinal StudiesLuminescenceMiceMice, SCIDMice, TransgenicTransplantation ChimeraTransplantation, Homologous

Identifiers

PMID21176787
PMCPMC3086732
OpenAlexW2039793549

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.