Evidence map›Paper›PMID 30245849›Full record

ArticleNPJ Regenerative medicine2018

Rehabilitative exercise and spatially patterned nanofibrillar scaffolds enhance vascularization and innervation following volumetric muscle loss.

Karina H Nakayama, Cynthia Alcazar, Guang Yang, Marco Quarta, Patrick Paine, Linda Doan, Adam Davies, Thomas A Rando, Ngan F Huang

Open access · goldAbstract read
In one paragraph

Article in NPJ Regenerative medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
6.9field-weighted citation impact, top 3% 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

55 citing papers in PubMed, 81 citations in OpenAlex.

  1. Article
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  6. Aligned Collagen Sponges Loaded With Myogenic Factors to Enhance Skeletal Muscle Tissue Regeneration.Journal of biomedical materials research. Part B, Applied biomaterials · 2025
    Article
  7. Network Medicine as a Tool to Enhance Regenerative Rehabilitation Practice.American journal of physical medicine & rehabilitation · 2025
    Article
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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

9 authors at 1 institution in 1 country.

Karina H Nakayama1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.
Cynthia Alcazar1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.ORCID 0000-0003-4652-5331
Guang Yang1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.
Marco Quarta1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.
Patrick Paine1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.
Linda Doan1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.
Adam Davies1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.
Thomas A Rando1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.
Ngan F Huang1Veterans Affairs Palo Alto Health Care System, 3801 Miranda Avenue, Palo Alto, CA 94304 USA.
VA Palo Alto Health Care System · US

Funding

Wnt signaling in muscle stem cell agingP01AG036695 · NIA · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI Sean Curtis Bendall · 2011 to 2026
$29.3M
Technology Development P2CHD086843 · NICHD · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI AMBROSIO, FABRISIA · 2015 to 2024
$10.5M
T32 Training Program in Mechanisms and Innovation in Vascular DiseaseT32HL098049 · NHLBI · STANFORD UNIVERSITY · PI Nicholas James Leeper, Philip S Tsao · 2010 to 2026
$6.3M
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
Matrix-mediated endothelial differentiation of induced pluripotent stem cellsR00HL098688 · NHLBI · PALO ALTO VETERANS INSTIT FOR RESEARCH · PI HUANG, NGAN F. · 2013 to 2016
$742k
Injectable Hydrogels to Improve the Efficacy of iPSC-derived TherapiesR21EB020235 · NIBIB · STANFORD UNIVERSITY · PI HEILSHORN, SARAH C, HUANG, NGAN F. · 2015 to 2016
$433k
Spatial patterning modulates tissue revascularization and regenerationK99HL136701 · NHLBI · STANFORD UNIVERSITY · PI NAKAYAMA, KARINA · 2018 to 2019
$241k
Nanoscale extracellular matrix alters endothelial function under disturbed flowF32HL131114 · NHLBI · STANFORD UNIVERSITY · PI NAKAYAMA, KARINA · 2016 to 2017
$82k
Vascularized Cardiac Patch with Physiological Orientation for Myocardial RepairI01BX002310 · VA · VETERANS ADMIN PALO ALTO HEALTH CARE SYS · PI HUANG, NGAN F. · 2015 to 2018
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Regulation of Muscle Fibrosis in Response to Injury and AgingI01BX002324 · VA · VETERANS ADMIN PALO ALTO HEALTH CARE SYS · PI RANDO, THOMAS A. · 2014 to 2021
–
Muscle Stem Cell Therapy for Volumetric Muscle LossI01RX001222 · VA · VETERANS ADMIN PALO ALTO HEALTH CARE SYS · PI HUANG, NGAN F. · 2014 to 2023
–
BLRD VA I01 BX002310BLRD VA I01 BX002324NHLBI NIH HHS F32 HL131114NHLBI NIH HHS K99 HL136701NHLBI NIH HHS R00 HL098688NHLBI NIH HHS R01 HL127113NHLBI NIH HHS R01 HL142718NHLBI NIH HHS T32 HL098049NIA NIH HHS P01 AG036695NIBIB NIH HHS R21 EB020235NICHD NIH HHS P2C HD086843RRD VA I01 RX001222
6 · The paper itself

Abstract

Muscle regeneration can be permanently impaired by traumatic injuries, despite the high regenerative capacity of skeletal muscle. Implantation of engineered biomimetic scaffolds to the site of muscle ablation may serve as an attractive off-the-shelf therapeutic approach. The objective of the study was to histologically assess the therapeutic benefit of a three-dimensional spatially patterned collagen scaffold, in conjunction with rehabilitative exercise, for treatment of volumetric muscle loss. To mimic the physiologic organization of skeletal muscle, which is generally composed of myofibers aligned in parallel, three-dimensional parallel-aligned nanofibrillar collagen scaffolds were fabricated. When implanted into the ablated murine tibialis anterior muscle, the aligned nanofibrillar scaffolds, in conjunction with voluntary caged wheel exercise, significantly improved the density of perfused microvessels, in comparison to treatments of the randomly oriented nanofibrillar scaffold, decellularized scaffold, or in the untreated control group. The abundance of neuromuscular junctions was 19-fold higher when treated with aligned nanofibrillar scaffolds in conjunction with exercise, in comparison to treatment of aligned scaffold without exercise. Although, the density of de novo myofibers was not significantly improved by aligned scaffolds, regardless of exercise activity, the cross-sectional area of regenerating myofibers was increased by > 60% when treated with either aligned and randomly oriented scaffolds, in comparison to treatment of decellularized scaffold or untreated controls. These findings demonstrate that voluntary exercise improved the regenerative effect of aligned scaffolds by augmenting neurovascularization, and have important implications in the design of engineered biomimetic scaffolds for treatment of traumatic muscle injury.

Identifiers

PMID30245849
PMCPMC6141593
OpenAlexW2889894196

What OpenQuestion holds

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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.