Skip to content
All peptides
HealingResearch peptide

Thymosin Beta-4

Thymosin Beta-4 is a 43-amino acid G-actin sequestering peptide that occurs naturally in most mammalian cells. Research has investigated its roles in angiogenesis, cell migration, and tissue repair, distinct from the TB-500 synthetic fragment.

Also known as: TB4, Tβ4, Prothymosin Beta-4

Technical information

Molecular weight

4963.4 g/mol

Half-life

~2 hours (subcutaneous)

Sequence

Ac-SDKPDMAEIEKFDKSKLKKTETQEKNPLPSKETIEQEKQAGES

Common research doses

2-10 mg/week (research protocols)

Research areas

Actin regulationAngiogenesisTissue repairCardiac research

For research purposes only. PepAssure provides vendor information as a verification service and does not endorse or recommend any specific use. Consult qualified research protocols and institutional review boards.