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Study · Measured the body's own peptide · 2012

1 result

Effects of overtraining on skeletal muscle growth and gene expression.

Xiao W, Chen P, Dong J

International journal of sports medicine16 May 2012Cited by 20 (Europe PMC)

PMID22592543 (opens in a new tab)DOI10.1055/s-0032-1311585 (opens in a new tab)PepBankPUB-22592543
Publisher pagePubMedAsk about this study
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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. 01AnimalEndogenous levelAnimal study (in vivo)Other

    In rats, MGF mRNA did not change in the overtraining group as compared with the sedentary group.

    In plain wordsIn rats, 11 weeks of overtraining did not change the body's own MGF messenger RNA compared with rats that stayed sedentary.

    Peptide
    MGF / PEG-MGF
    Outcome
    No significant changeMuscle MGF mRNA after overtraining
    Study

    ratn: not reported in source

    Comparator
    Sedentary group
    Outcome group
    Muscle injury and repair · Musculoskeletal

    Source sentences

    Summary
    CD68, CD163, MyoD, myogenin, IL-1β, TNF-α, IGF-I and MGF mRNA did not change in the OT group as compared with the sedentary group.
    1 context sentence
    Summary · context
    The rats of overtraining group (OT) and overtraining recovery group (OTR) were subject to 11 experimental weeks of overtraining protocol.

    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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