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Study · Measured the body's own peptide · 2011

1 result

Therapeutic ultrasound affects IGF-1 splice variant expression in human skeletal muscle.

Delgado-Diaz DC, Gordon BS, Dompier T, Burgess S, Dumke C, Mazoué C, Caldwell T, Kostek MC

The American journal of sports medicine22 Jul 2011Cited by 8 (Europe PMC)

Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study1

No result from this study comes from a test of the peptide.

Natural levels measured1

These results measure the body's own peptide. Nobody was given the peptide. They are not evidence about taking it. They are left out of key results, evidence counts and charts.

  1. 01HumanEndogenous levelRandomized controlled trialMechanism

    In healthy men with exercise-induced muscle damage, a single therapeutic ultrasound treatment did not change gene expression of the three IGF-1 splice variants, including mechano growth factor.

    In plain wordsIn healthy men with damaged muscle, one ultrasound treatment did not change the body's own mechano growth factor gene expression.

    Outcome
    No significant changeIGF-1 splice variant gene expression after therapeutic ultrasound in damaged muscle
    Study

    n: not reported in source

    Comparator
    No ultrasound effect, damaged muscle
    Outcome group
    Muscle injury and repair · Musculoskeletal

    Source sentences

    Summary
    In damaged skeletal muscle, no significant change in gene expression attributable to TUS was determined.
    3 context sentences
    Summary · context
    A single treatment of TUS in damaged muscle induces no change in the gene expression of the 3 IGF-1 splice variants in humans.
    Summary · context
    Sixteen healthy men (18-29 years of age), physically active, were randomized to either a control (CON) or experimental group (EXP).
    Summary · context
    Both groups received TUS, delivered for 10 minutes on a standardized area of the vastus lateralis of only 1 leg (1.0 MHz, 1.5 W/cm(2)).

    This result measures the body's own MGF / PEG-MGF. Nobody was given the peptide. It is not evidence about taking it.

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 2Current

    13 Oct 2026, 21:44 UTC

    Study results updated

  2. Version 1

    13 Oct 2026, 16:31 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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