A radioimmunoassay for thymosin alpha 1 that detects the native polypeptide, prothymosin alpha.
Haritos. A A AA; Horecker. B L BL
Key Findings
- The assay can detect both thymosin‑alpha‑1 and the intact prothymosin‑alpha containing its N‑terminal sequence.
- The main antibody binding site (epitope) includes the first 10 amino acids of thymosin‑alpha‑1.
- The test can detect as little as 5 pmol of prothymosin‑alpha in tissue extracts.
Practical Outcomes
- This research is mainly useful for scientists who need to measure these peptides in samples. It offers no direct guidance on dosing, safety, or performance benefits for self‑experimenters, so it has little practical relevance for the biohacking community.
Summary
The paper describes a lab test (radioimmunoassay) that can measure tiny amounts of thymosin‑alpha‑1 and its larger precursor, prothymosin‑alpha, but it doesn’t give any advice on how to use these peptides for health or performance.
Abstract
A radioimmunoassay, developed for thymosin alpha 1, can also be utilized for the quantitation of the intact native polypeptide, prothymosin alpha, which contains the thymosin alpha 1 sequence at its NH2-terminus (Haritos et al., 1984a). The major epitope was characterized and found to include residues 1-10 at the NH2-terminus of thymosin alpha 1. As little as 5 pmol of prothymosin alpha can be detected in tissue extracts with this radioimmunoassay.
Study Information
pubmed
1985
1985-08-02T00:00:00.000Z
10.1016/0022-1759(85)90204-2
28
12