Buy TB-500 (10mg)

TB-500 Description

TB-500 is a synthetic version of Thymosin Beta-4, a naturally occurring 43 amino acid peptide found in virtually all mammalian cells. Thymosin Beta-4 acts as a multifunctional regulatory peptide comprising distinct bioactive regions within its structure: the N-terminal tetrapeptide (Ac-SDKP) mediates anti-inflammatory and antifibrotic activities, amino acids 1-15 inhibit apoptosis and promote cell survival, while the central actin-binding domain (amino acids 17-23, containing LKKTET) drives angiogenesis, cell migration, and wound healing.

Peptide Information

TB-500 (Thymosin Beta-4) Peptide Structure

Source: PubChem

Lyophilized Peptides:

These peptides are freeze-dried, a process that not only extends shelf life but also preserves the purity and integrity of the peptides during storage. We do not use any fillers in this process.

Product Usage:

This PRODUCT IS INTENDED AS A RESEARCH CHEMICAL ONLY. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. All product information available on this website is for educational purposes only.  This product should only be handled by licensed, qualified professionals. This product is not a drug, food, or cosmetic and may not be misbranded, misused or mislabeled as a drug, food or cosmetic.

TB-500 Peptide Research

Thymosin Beta-4 is a versatile peptide with applications across various therapeutic areas, including liver disease, ocular health, tissue repair, cardiovascular health, and anti-aging. Its ability to promote cell survival, reduce inflammation, and enhance tissue regeneration makes it a promising candidate for future research applications.

Tissue Repair and Regeneration

Tβ4 is involved in several biological processes that contribute to tissue repair and regeneration. It promotes cell migration, blood vessel formation, cell survival, and stem cell maturation, which are crucial for wound healing and tissue regeneration¹. It also demonstrates anti-inflammatory properties, downregulating inflammatory chemokines and cytokines, and resolving inflammation through autophagy².

Tβ4 has shown promising results in cardiac tissue repair, particularly following myocardial infarction. It activates resident epicardial progenitor cells, promotes cardiomyocyte survival, and enhances cardiac function by improving coronary neovascularization and modulating inflammation³.

In the CNS, Tβ4 regulates neurogenesis and promotes the repair of nerve tissues by supporting angiogenesis, wound healing, and stem cell differentiation. It also has anti-apoptotic and anti-inflammatory effects, which are beneficial in treating traumatic and neurological brain injuries⁴.

Tβ4’s regenerative properties extend to other organs, including the kidney, liver, and intestines, where it aids in tissue preservation and repair⁵.

Cardiovascular Applications

In cardiovascular research, Tβ4 has been shown to enhance the therapeutic efficacy of stem cells in ischemic conditions. It promotes angiogenesis and cell migration, which are crucial for repairing ischemic tissues.

Studies have demonstrated improved blood flow and reduced tissue loss in ischemic hindlimb models when Tβ4 is used in combination with stem cell therapy⁶.

Anti-Aging and Regenerative Therapies

Tβ4 is also being investigated for its potential in anti-aging therapies. It has been shown to promote cardiac cell survival and improve heart function after injury. The peptide’s ability to reactivate embryonic programs and enhance vascularization suggests it could play a role in reversing aging processes and promoting organ regeneration⁷.

Liver Disease and Ferroptosis

Thymosin Beta-4 has shown promise in treating non-alcoholic fatty liver disease (NAFLD) by inhibiting ferroptosis, a type of cell death. In a study using a rat model, Tβ4 improved liver inflammation and lipid metabolism, increased antioxidant levels, and reduced reactive oxygen species accumulation⁸.

This suggests that Tβ4 could be a novel strategy for NAFLD treatment by targeting the GPX4-mediated ferroptosis pathway.

Ocular Health and Bacterial Keratitis

Tβ4 is being explored as an adjunct treatment for bacterial keratitis, a severe corneal infection. It has been shown to reduce inflammation and promote wound healing in the cornea, enhancing the efficacy of antibiotics like ciprofloxacin⁹.

This dual action of reducing inflammation and promoting healing makes Tβ4 a potential therapeutic agent for improving outcomes in microbial keratitis.

References

1. Philp, D., & Kleinman, H. (2010). Animal studies with thymosin β4, a multifunctional tissue repair and regeneration peptide. Annals of the New York Academy of Sciences, 1194. https://doi.org/10.1111/j.1749-6632.2010.05479.x.
2. Renga, G., Oikonomou, V., Stincardini, C., Pariano, M., Borghi, M., Costantini, C., Bartoli, A., Garaci, E., Goldstein, A., & Romani, L. (2018). Thymosin β4 limits inflammation through autophagy. Expert Opinion on Biological Therapy, 18, 171 – 175. https://doi.org/10.1080/14712598.2018.1473854.
3. Bjorklund, G., Dadar, M., Aaseth, J., & Chirumbolo, S. (2019). Thymosin β4: a multi-faceted tissue repair stimulating protein in heart injury.. Current medicinal chemistry. https://doi.org/10.2174/0929867326666190716125456.
4. Zhang, G., Murthy, K., Pare, R., & Qian, Y. (2020). Protective effect of Tβ4 on central nervous system tissues and its developmental prospects. European Journal of Inflammation, 18. https://doi.org/10.1177/2058739220934559.
5. Gao, J., Ying, Y., Lin, C., Tao, N., Hoffman, R., Shi, D., & Chen, Z. (2022). Thymosin β4 and actin: binding modes, biological functions and clinical applications.. Current protein & peptide science. https://doi.org/10.2174/1389203724666221201093500.
6. Kim, J., Joo, H., & Hong, S. (2020). Abstract 469: Thymosin Beta4 Enhancing Therapeutic Efficacy of Human Adipose-derived Stem Cells in Mouse Ischemic Hindlimb Model. Circulation Research. https://doi.org/10.1161/res.127.suppl_1.469.
7. Bock-Marquette, I., Maar, K., Maar, S., Lippai, B., Faskerti, G., Gallyas, F., Olson, E., & Srivastava, D. (2023). Thymosin beta-4 denotes new directions towards developing prosperous anti-aging regenerative therapies.. International immunopharmacology, 116, 109741 . https://doi.org/10.1016/j.intimp.2023.109741.
8. Zhu, Z., Zhang, Y., Huang, X., Can, L., Zhao, X., Wang, Y., Xue, J., Cheng, M., & Zhu, L. (2021). Thymosin beta 4 alleviates non-alcoholic fatty liver by inhibiting ferroptosis via up-regulation of GPX4.. European journal of pharmacology, 174351 . https://doi.org/10.1016/j.ejphar.2021.174351.
9. Sosne, G., & Berger, E. (2023). Thymosin beta 4: A potential novel adjunct treatment for bacterial keratitis.. International immunopharmacology, 118, 109953 . https://doi.org/10.1016/j.intimp.2023.109953.

TB-500 (260822)

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Disclaimer: For Research Purposes Only

This content is provided strictly for research purposes and does not constitute an endorsement or recommendation for the non-laboratory application or improper handling of peptides designed for research. The information, including discussions about specific peptides and their researched benefits, is presented for informational purposes only and must not be construed as health, clinical, or legal guidance, nor an encouragement for non-research use in humans. Peptides described here are solely for use in structured scientific study by authorized individuals. We advise consulting with research experts, medical practitioners, or legal counsel prior to any decisions about obtaining or utilizing these peptides. The expectation of responsible, ethical utilization of this information for legitimate investigative and scholarly objectives is paramount. This notice is dynamic and governs all provided content on research peptides. . .