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Study · Measured the body's own peptide · 1979

1 result

Maturation of the hypothalamo-neurohypophysial system. II. Neurophysin, vasopressin and oxytocin in the median eminence of the developing rat brain.

Watkins WB, Choy VJ

Cell and tissue research1 Mar 1979Cited 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. 01LabEndogenous levelEx vivo tissueOther

    In immunoperoxidase-stained median eminence sections from fetal and neonatal rats, endogenous oxytocin was not detected until the 8th day after birth.

    In plain wordsIn lab tests of rat tissue, the body's own oxytocin was not detected in the median eminence until day 8 after birth.

    Peptide
    Oxytocin
    Outcome
    Not applicableOxytocin detection in the median eminence
    Study

    ratn: not reported in source

    developing rat brain
    Outcome group
    Endogenous peptide levels · Endocrine and hormones

    Source sentences

    Summary
    Vasopressin and oxytocin were not detected until after birth, on the 4th and 8th days respectively.
    1 context sentence
    Summary · context
    Transverse sections of the median eminence from fetal and neonatal rats were examined by the immunoperoxidase technique to detect the presence of oxytocin, vasopressin and neurophysin.

    This result measures the body's own Oxytocin. 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

    12 Oct 2026, 11:11 UTC

    Study results updated

  2. Version 1

    9 Oct 2026, 02:53 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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