Description
Thymosin Alpha-1 Peptide – Boosting Immune Function
Thymosin Alpha-1 Peptide (Tα1), also known as Thymalfasin or TA1, is a synthetic version of a naturally occurring thymus-derived polypeptide. Researchers suggest that it can stimulate T-cell production, strengthen the immune system, and help the body respond to infections and bacterial challenges.
What is Thymosin Alpha-1 Peptide?
Thymosin Alpha-1 Peptide consists of 28 amino acids derived from Prothymosin Alpha, a 113-amino-acid precursor. It belongs to Thymosin Fraction 5, a group of peptides extracted from the thymus gland.
Tα1 can modulate immune responses by activating T-helper cells, cytotoxic T-cells, and natural killer cells. It may also enhance cytokine production and increase interleukin-2 receptor expression. Consequently, Tα1 can improve T-cell proliferation and overall immune activity.
Chemical Makeup
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Molecular Formula: C129H215N33O55
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Molecular Weight: 3108.31 g/mol
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Other Names: TA1, Tα1, Thymalfasin
Immune System Support
Studies show that Thymosin Alpha-1 Peptide may strengthen immune defenses. In one trial with 11 immunodeficient subjects, Tα1 improved lymphokine-activated killer (LAK) cell activity in three participants. Although results varied, researchers concluded that Tα1 enhances T-cell differentiation and boosts natural killer cell activity.
Role in Hepatitis Treatment
Thymosin Alpha-1 Peptide may support liver health. Clinical trials showed that twice-weekly Tα1 improved virological response by 40.6% in Hepatitis B patients. For Hepatitis C, combining Tα1 with interferon alpha enhanced treatment outcomes.
Additionally, Tα1 interacts with toll-like receptors (TLR-2 and TLR-9) on antigen-presenting cells. This interaction stimulates cytokines such as IL-2, IL-10, and IFN-γ, which strengthen adaptive immune responses and help control inflammation.
Thymosin Alpha-1 Peptide and Sepsis
A 2015 meta-analysis of 12 controlled trials revealed that Tα1 reduced mortality in sepsis patients. The peptide may prevent immunosuppression following the hyperinflammatory phase of sepsis. Nevertheless, the timing of Tα1 administration appears crucial, and further studies are necessary.
Research on HIV
In a phase II trial, 20 HIV-positive subjects on HAART received this particular Peptide. The peptide increased sjTREC levels, indicating enhanced thymic output. However, CD4/CD8 counts remained largely unchanged. These results suggest that Tα1 supports thymic function and may aid immune reconstitution.
Conclusion
This Peptide can potentially boost immune function, support liver health, aid in sepsis recovery, and enhance thymic output. By activating T-cells, increasing cytokine production, and stimulating natural killer cells, Tα1 demonstrates multi-faceted immunomodulatory potential. You may also be interested in our related research peptides, including bpc 157, bpc 157 peptide, Tesamorelin, ghk cu peptide, tesamorelin peptide, cjc 1295 ipamorelin, mots-c, semax, and PT-141. For research use only.

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