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Study · Measured the body's own peptide · 2024

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Establishment of Baseline Urinary Antimicrobial Peptide Levels by Age: A Prospective Observational Study.

Caterino JM, Stephens JA, Wexler R, Camargo CA Jr, Hunold KM, Wei L, Hains D, Southerland LT, Bischof JJ, Schwaderer A

The journals of gerontology. Series A, Biological sciences and medical sciences1 Jun 2024Cited by 1 (Europe PMC)

PMID37708314 (opens in a new tab)PMCIDPMC11083632 (opens in a new tab)DOI10.1093/gerona/glad223 (opens in a new tab)PepBankPUB-37708314
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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. 01HumanEndogenous levelObservational studyOther

    In adults attending a family medicine clinic, urinary LL‑37 did not differ between those aged 65 or older and younger adults.

    In plain wordsNatural LL‑37 levels in urine were not different in adults aged 65 and older compared with younger adults.

    Peptide
    LL-37
    Outcome
    No significant changeUrinary LL-37 in adults aged 65 or older versus younger
    Study

    n = 308

    Comparator
    Adults younger than 65 years
    Outcome group
    Aging markers · Kidney and urinary

    Source sentences

    Summary
    Comparing age ≥65 versus < 65 years, there were no significant differences in HNP 1-3 (p = .371), HD5 (p = .834), or LL-37 (p = .348) levels.
    1 context sentence
    Summary · context
    We conducted a cross-sectional study of patients aged ≥18 years completing a family medicine clinic nonacute visit.

    This result measures the body's own LL-37. 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 3Current

    11 Oct 2026, 00:50 UTC

    Study results updated

  2. Version 2

    9 Oct 2026, 03:03 UTC

    Study data updated · source update from Europe PMC

  3. Version 1

    9 Oct 2026, 02:56 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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