Amniotic fluid thymosin alpha 1 levels increase during gestation.
Welch. R A RA; Lee. H H HH; Sokol. R J RJ; Mutchnick. M G MG
Key Findings
- Thymosin‑alpha‑1 is present in amniotic fluid at much higher concentrations than in newborn serum
- Its concentration increases with fetal age following a natural‑logarithmic pattern
- The peptide may contribute to the immune properties of amniotic fluid
Practical Outcomes
- This study is a basic observation about fetal development and does not provide any actionable guidance for supplementation, dosing, or health protocols for biohackers.
Summary
Researchers measured thymosin‑alpha‑1, a immune‑modulating peptide, in amniotic fluid and found it rises dramatically as pregnancy progresses, far higher than levels in newborn blood.
Abstract
Thymosin alpha 1 is one of several cytokines produced by the thymus that modulates immune function. The presence of elevated serum levels of thymosin alpha 1 in pregnant women and their newborns has suggested that this peptide may play a role in perinatal immunology. In this investigation, we used a microenzyme-linked immunosorbent assay to assay amniotic fluid for immunoreactive thymosin alpha 1 and found levels that were remarkably higher than newborn serum levels (P less than 10(-4]. The increase of thymosin alpha 1 in amniotic fluid with fetal age was natural logarithmic (r = 0.838, P less than 10(-6]. Thymosin alpha 1 in amniotic fluid may account for some of the immunologic properties of this medium.
Study Information
pubmed
1988
10.1111/j.1600-0897.1988.tb00210.x