Thymulin
Also known as: facteur thymique serique, FTS, thymulin peptide, zinc thymulin, serum thymic factor
Thymic hormone studied for T-cell differentiation and zinc-dependent immune regulation.
Quick Reference
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Overview
Chemical compound
Thymulin is a nonapeptide produced by two distinct epithelial populations in the thymus first described by Bach in 1977. It requires zinc for biological activity. Its peptide sequence is H-Pyr-Ala-Lys-Ser-Gln-Gly-Gly-Ser-Asn-OH.
Mechanism of Action
Thymulin is a nonapeptide produced by two distinct epithelial populations in the thymus first described by Bach in 1977. It requires zinc for biological activity. Its peptide sequence is H-Pyr-Ala-Lys-Ser-Gln-Gly-Gly-Ser-Asn-OH.
What Researchers Are Saying
Community Reports - Not Medical Advice
The following is aggregated from public forums, Reddit, and research communities. These are anecdotal reports from researchers only - not verified clinical data and not a recommendation of any kind.
Thymulin (also known as facteur thymique serique, FTS) is studied within the immune modulation research community. Thymic hormone studied for T-cell differentiation and zinc-dependent immune regulation.
Last updated October 28, 2026
Research status: limited. Thymulin appears across immune modulation research forums and academic literature. Researchers note this compound falls in the immune category.
Last updated October 28, 2026
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