Evidence map›Paper›PMID 20417683›Full record

ArticleExperimental hematology2010

Amelioration of a mouse model of osteogenesis imperfecta with hematopoietic stem cell transplantation: microcomputed tomography studies.

Meenal Mehrotra, Michael Rosol, Makio Ogawa, Amanda C Larue

Abstract read
In one paragraph

Article in Experimental hematology, 2010. 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
4.4field-weighted citation impact, top 5% 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, 37 citations in OpenAlex.

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  8. Developments in rare bone diseases and mineral disorders.Therapeutic advances in chronic disease · 2018
    Review
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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

4 authors at 1 institution in 1 country.

Meenal MehrotraResearch Services, Department of Veterans Affairs Medical Center, Charleston, SC 29401-5799, USA.
Michael Rosol
Makio Ogawa
Amanda C Larue
Medical University of South Carolina · US

Funding

Hematopoietic Origin of Mesenchymal CellsR01DK077821 · NIDDK · MEDICAL UNIVERSITY OF SOUTH CAROLINA · PI OGAWA, MAKIO · 2008 to 2009
$536k
NIDDK NIH HHS DK077821NIDDK NIH HHS R01 DK077821
6 · The paper itself

Abstract

objectiveTo test the hypothesis that hematopoietic stem cells (HSCs) generate bone cells using bone marrow (BM) cell transplantation in a mouse model of osteogenesis imperfecta (OI). OI is a genetic disorder resulting from abnormal amount and/or structure of type I collagen and is characterized by osteopenia, fragile bones, and skeletal deformities. Homozygous OI murine mice (oim; B6C3Fe a/a-Col1a2(oim)/J) offer excellent recipients for transplantation of normal HSCs, because fast turnover of osteoprogenitors has been shown. MATERIALS AND

methodsWe transplanted BM mononuclear cells or 50 BM cells highly enriched for HSCs from transgenic enhanced green fluorescent protein mice into irradiated oim mice and analyzed changes in bone parameters using longitudinal microcomputed tomography.

resultsDramatic improvements were observed in three-dimensional microcomputed tomography images of these bones 3 to 6 months post-transplantation when the mice showed high levels of hematopoietic engraftment. Histomorphometric assessment of the bone parameters, such as trabecular structure and cortical width, supported observations from three-dimensional images. There was an increase in bone volume, trabecular number, and trabecular thickness with a concomitant decrease in trabecular spacing. Analysis of a nonengrafted mouse or a mouse that was transplanted with BM cells from oim mice showed continued deterioration in the bone parameters. The engrafted mice gained weight and became less prone to spontaneous fractures while the control mice worsened clinically and eventually developed kyphosis.

conclusionsThese findings strongly support the concept that HSCs generate bone cells. Furthermore, they are consistent with observations from clinical transplantation studies and suggest therapeutic potentials of HSCs in OI.

Indexed as

Disease Models, AnimalHematopoietic Stem Cell TransplantationAnimalsGreen Fluorescent ProteinsMiceMice, Inbred C57BLMice, TransgenicOsteogenesis ImperfectaX-Ray Microtomographyenhanced green fluorescent proteinGreen Fluorescent Proteins

Identifiers

PMID20417683
PMCPMC2896305
OpenAlexW2143628227

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.