BPC-157/TB-500

This blend combines two research peptides, BPC-157 (a 15-amino-acid synthetic peptide) and TB-500 (a synthetic peptide related to thymosin beta-4), at 10 mg each. In the literature the two are studied in the context of tissue repair and are described as acting through different cellular mechanisms, which is why they are sometimes evaluated together in laboratory models.

Research applications

Combined study is relevant to models where cell recruitment, migration and remodeling are rate-limiting: wound repair models, tendon and ligament models, fibrosis and remodeling research, and angiogenesis assays.

Pathway and mechanistic context

BPC-157 is discussed in terms of cell survival and migration signaling in injured tissue. Thymosin beta-4 is discussed in terms of actin dynamics and cell motility, with a literature on wound healing, angiogenesis and fibrosis. The hypothesis for combined use is that the two address different steps of the same process. Whether they act additively or synergistically has to be shown experimentally in each model.

Preclinical summary

Tendon-fibroblast work links BPC-157 to outgrowth, survival and migration, and to higher growth hormone receptor expression in those cells. The thymosin beta-4 literature covers angiogenesis, wound healing and fibrosis pathways. Comparing a combination arm with single-peptide arms and predefined endpoints is the usual design.

Form and analytical testing

Supplied as a lyophilized powder. Identity and purity are normally confirmed by HPLC and mass spectrometry. Refer to the Certificate of Analysis for the lot you receive.

References

1. Chang C-H. et al. The promoting effect of pentadecapeptide BPC 157 on tendon healing involves tendon outgrowth, cell survival, and cell migration. J Appl Physiol. 2011;110(3):774-780. Source
2. Kim J, Jung Y. Potential role of thymosin beta 4 in liver fibrosis. Int J Mol Sci. 2015;16(5):10624-10635. Source
3. Chang C-H. et al. Pentadecapeptide BPC 157 enhances the growth hormone receptor expression in tendon fibroblasts. Molecules. 2014;19(11):19066-19077. Source
4. Philp D. et al. Thymosin beta4 promotes angiogenesis, wound healing, and hair follicle development. Mech Ageing Dev. 2004;125(2):113-115. Source

Peptides are shipped lyophilized (freeze-dried), a state that keeps them stable in transit. Keep vials cold and away from light on arrival.

• Short term: refrigeration below 4°C (39°F) is generally suitable for lyophilized material held for days to months.
• Long term: a freezer at -80°C (-112°F) is preferred for storage over several months or years.
• After reconstitution: keep the vial refrigerated. Reconstituted material is generally kept for up to 30 days.