Body protective compound-157 enhances alkali-burn wound healing in vivo and promotes proliferation, migration, and angiogenesis in vitro.
Level 5 - mechanism / opinion, no new human data
Preclinical in vivo animal (rat) model and in vitro cell culture study.
PubMed 25995620 · doi:10.2147/DDDT.S82030
What was done
Researchers evaluated the effect of topical Body Protective Compound-157 (BPC-157) on wound healing using an in vivo alkali-burn rat model. Skin tissue was examined on day 18 post-injury via hematoxylin-eosin and Masson staining for granulation tissue, reepithelialization, dermal remodeling, collagen deposition, and VEGF expression. In vitro experiments using human umbilical vein endothelial cells (HUVECs) evaluated cell proliferation (MTT and cell cycle analysis), migration (Transwell and scratch assays), capillary-like tube formation, VEGF-a expression, and activation of the ERK1/2 signaling cascade (including downstream targets c-Fos, c-Jun, and Egr-1).
What was found
Topical BPC-157 accelerated wound closure in alkali-burned rats, with improved granulation tissue formation, reepithelialization, dermal remodeling, collagen deposition, and increased VEGF expression relative to model controls on day 18. In vitro, BPC-157 enhanced HUVEC proliferation, migration, VEGF-a expression, and tube formation, and upregulated the phosphorylation of ERK1/2, c-Fos, c-Jun, and Egr-1. The abstract reports no quantitative values, confidence intervals, or p-values.
Why it matters
The study outlines potential cellular and signaling mechanisms (ERK1/2 pathway) by which BPC-157 promotes angiogenesis and tissue repair in chemical burn injuries.
Limits
The study is entirely preclinical, relying on a rat model and isolated cell cultures, meaning results cannot be directly applied to human clinical efficacy or safety. The abstract provides no quantitative data, sample sizes (n for animals or cell assays), drug concentrations, or statistical metrics.
Cited by
- supports BPC-157 promotes vascular endothelial growth factor (VEGF) signaling, stimulating angiogenesis and modulating nitric oxide synthesis in tissue injury models.