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5mg 1 vial Molecular Formula: C212H350N56O78S What is Thymosin Beta 4 (TB500) ? Thymosin beta-4 is a naturally occurring peptide found in all cells of the body, except for red blood cells. With a composition of 43 amino acids and a mass of 4.9 kDa, thymosin beta-4 plays a crucial role in cellular migration, proliferation, and…
990 in stock
5mg
1 vial
Molecular Formula: C212H350N56O78S
Thymosin beta-4 is a naturally occurring peptide found in all cells of the body, except for red blood cells. With a composition of 43 amino acids and a mass of 4.9 kDa, thymosin beta-4 plays a crucial role in cellular migration, proliferation, and differentiation by binding to the G-actin cytoskeleton. Its presence is particularly notable at wound sites, where it aids in the healing process. Platelets and macrophages, the initial responders during injury, release high concentrations of thymosin beta-4.
Due to its mobilizing properties and its involvement in healing and angiogenesis, thymosin beta-4 has been extensively studied in both in vitro and in vivo models of various conditions, including cardiac injury caused by ischemia, stroke, ischemic limbs, liver fibrosis, and corneal injury. Researchers utilize both chemically-synthesized and recombinant forms of this peptide in their investigations.
In a mouse model of coronary ligation, thymosin beta-4 has shown to interact with Akt and integrin-linked kinase (ILK), leading to improved heart function by enhancing the mobility and survival of cardiomyocytes. Similar positive effects have been observed in embryonic hearts, where migration and survival are enhanced, even in postnatal cardiomyocytes.
In an in vitro model of liver fibrosis utilizing hematopoietic stem cells (HSCs), exogenous thymosin beta-4 supplementation inhibited the proliferation of activated HSCs, potentially contributing to decreased fibrosis. However, it’s worth noting that endogenous thymosin beta-4 appeared to have the opposite effect, highlighting the importance of further studies using exogenous peptides.
In the context of corneal injury, thymosin beta-4 promotes cell migration and differentiation to the cornea, facilitating wound repair. This is particularly significant as the cornea is an avascular tissue that often poses challenges in healing without causing fibrosis.
Thymosin beta-4 is commercially available as a white lyophilized powder, typically provided in vials containing 5 mg of the peptide.
Wound Healing & Regeneration Evidence:
This product is intended for research purposes only. It is not intended for human consumption or medical use.
Weight | .02 lbs |
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