Evidence map›Paper›PMID 35049746›Full record

ArticleBioengineering (Basel, Switzerland)2022

Comparative Effects of Basic Fibroblast Growth Factor Delivery or Voluntary Exercise on Muscle Regeneration after Volumetric Muscle Loss.

Caroline Hu, Bugra Ayan, Gladys Chiang, Alex H P Chan, Thomas A Rando, Ngan F Huang

Open access · goldAbstract read
In one paragraph

Article in Bioengineering (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

24 citing papers in PubMed, 21 citations in OpenAlex.

  1. Article
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  12. Aligned Collagen Sponges Loaded With Myogenic Factors to Enhance Skeletal Muscle Tissue Regeneration.Journal of biomedical materials research. Part B, Applied biomaterials · 2025
    Article
  13. Review
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  18. Tissue Engineered 3D Constructs for Volumetric Muscle Loss.Annals of biomedical engineering · 2024
    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

6 authors at 2 institutions in 1 country.

Caroline HuVeterans Affairs Palo Alto Health Care System, Palo Alto, CA 94304, USA.
Bugra AyanDepartment of Cardiothoracic Surgery, Stanford University, Stanford, CA 94305, USA.ORCID 0000-0003-4614-263X
Gladys ChiangVeterans Affairs Palo Alto Health Care System, Palo Alto, CA 94304, USA.
Alex H P ChanVeterans Affairs Palo Alto Health Care System, Palo Alto, CA 94304, USA.ORCID 0000-0002-1244-7673
Thomas A RandoVeterans Affairs Palo Alto Health Care System, Palo Alto, CA 94304, USA.
Ngan F HuangVeterans Affairs Palo Alto Health Care System, Palo Alto, CA 94304, USA.ORCID 0000-0003-2298-6790
VA Palo Alto Health Care System · USCardiovascular Institute of the South · US

Funding

Wnt signaling in muscle stem cell agingP01AG036695 · NIA · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI THOMAS A. RANDO · 2011 to 2026
$29.3M
Technology Development P2CHD086843 · NICHD · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI AMBROSIO, FABRISIA · 2015 to 2024
$10.5M
Aligned Nanofibrillar Scaffolds Enhance Angiogenesis and Viability in Ischemia: Sex Differences Administrative SupplementR01HL127113 · NHLBI · STANFORD UNIVERSITY · PI HUANG, NGAN F. · 2016 to 2020
$2.5M
Engineered matrix microarrays to enhance the regenerative potential of iPSC-derived endothelial cellsR01HL142718 · NHLBI · STANFORD UNIVERSITY · PI HEILSHORN, SARAH C, HUANG, NGAN F. · 2018 to 2021
$1.6M
Muscle Stem Cell Therapy for Volumetric Muscle LossI01RX001222 · VA · VETERANS ADMIN PALO ALTO HEALTH CARE SYS · PI HUANG, NGAN F. · 2014 to 2023
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BLRD VA I01 BX004259NHLBI NIH HHS R01 HL127113NICHD NIH HHS P2C HD086843NIH HHS P01 AG036695NIH HHS P2CHD086843NIH HHS R01 HL127113NIH HHS R01 HL142718RRD VA I01 RX001222
6 · The paper itself

Abstract

Volumetric muscle loss (VML) is associated with irreversibly impaired muscle function due to traumatic injury. Experimental approaches to treat VML include the delivery of basic fibroblast growth factor (bFGF) or rehabilitative exercise. The objective of this study was to compare the effects of spatially nanopatterned collagen scaffold implants with either bFGF delivery or in conjunction with voluntary exercise. Aligned nanofibrillar collagen scaffold bundles were adsorbed with bFGF, and the bioactivity of bFGF-laden scaffolds was examined by skeletal myoblast or endothelial cell proliferation. The therapeutic efficacy of scaffold implants with either bFGF release or exercise was examined in a murine VML model. Our results show an initial burst release of bFGF from the scaffolds, followed by a slower release over 21 days. The released bFGF induced myoblast and endothelial cell proliferation in vitro. After 3 weeks of implantation in a mouse VML model, twitch force generation was significantly higher in mice treated with bFGF-laden scaffolds compared to bFGF-laden scaffolds with exercise. However, myofiber density was not significantly improved with bFGF scaffolds or voluntary exercise. In contrast, the scaffold implant with exercise induced more re-innervation than all other groups. These results highlight the differential effects of bFGF and exercise on muscle regeneration.

Indexed as

basic fibroblast growth factorcollagenmousenanofibrillar scaffoldregenerationrehabilitative exercisevolumetric muscle loss

Identifiers

PMID35049746
PMCPMC8773127
OpenAlexW4205819622

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.