Molecular Characteristics

Complete Specifications

• CAS Registry Number: 137525-51-0

• PubChem CID: 9941957

• Peptide Classification: Synthetic pentadecapeptide

• Molecular Formula: C₆₂H₉₈N₁₆O₂₂

• Molecular Weight: 1,419.55 Da

Structural Composition

• Amino Acid Sequence:
  Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val

• Length: 15 amino acids

Physical Properties

• Appearance: White to off-white lyophilized powder

• Solubility: Water, bacteriostatic water, phosphate-buffered saline (PBS)

Structural & Stability Notes

The peptide’s 15-amino-acid configuration contributes to a distinct stability profile. Multiple proline residues within the sequence introduce conformational rigidity, which may enhance resistance to enzymatic degradation. The presence of both acidic residues (glutamic acid and aspartic acid) and a basic residue (lysine) results in a balanced charge distribution, supporting aqueous solubility and potentially influencing molecular interactions under research conditions.

Tissue Repair and Regeneration Research

BPC-157 is widely used as a research compound for studying fundamental mechanisms involved in tissue repair and regeneration. Laboratory investigations focus on its role in:

• Wound Healing Models: Evaluation of repair processes across multiple tissue types and injury models

• Cell Migration and Remodeling: Analysis of cellular movement, chemotaxis, and tissue reorganization during healing

• Angiogenesis Studies: Examination of blood vessel formation, vascular endothelial growth factor (VEGF) signaling, and revascularization pathways

• Collagen and Extracellular Matrix Formation: Research into collagen synthesis, deposition, and structural remodeling

• Growth Factor Regulation: Investigation of growth factor expression and associated signaling pathways

Experimental protocols commonly utilize in vitro cell culture systems—including endothelial, fibroblast, and epithelial cells—as well as in vivo wound healing models to characterize molecular and cellular repair mechanisms.

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Gastrointestinal Research

Due to its origin from gastric protective proteins, BPC-157 has been extensively studied in gastrointestinal research contexts. Key areas of investigation include:

• Gastric Protection Mechanisms: Analysis of protective responses in experimental gastric injury models

• Intestinal Barrier Integrity: Studies examining gut permeability, tight junction stability, and epithelial barrier maintenance

• Mucosal Repair and Regeneration: Evaluation of epithelial healing processes and mucosal tissue recovery

• Inflammatory Pathway Modulation: Research into the regulation of inflammatory mediators and protective signaling pathways

• Ulcer Healing Models: Investigation of tissue repair mechanisms in experimental ulceration models

This body of research also explores the peptide’s stability within acidic gastric environments and its interactions with gastrointestinal repair pathways.

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Musculoskeletal Research Applications

BPC-157 is frequently examined in studies involving musculoskeletal tissues, with research focusing on:

• Tendon and Ligament Repair: Evaluation of connective tissue healing, collagen alignment, and structural strength

• Muscle Tissue Regeneration: Investigation of muscle fiber repair processes and recovery mechanisms

• Bone Healing Studies: Research on bone formation, mineralization, and regenerative activity

• Joint and Cartilage Protection: Examination of chondrocyte function, cartilage integrity, and joint tissue maintenance

Experimental models include tendon injury, muscle damage, and bone repair systems, with outcomes assessed through histological analysis, biomechanical testing, and molecular pathway evaluation.

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Cardiovascular and Vascular Research

Research applications also extend to vascular and cardiovascular systems, including studies on:

• Endothelial Cell Function: Analysis of nitric oxide signaling, endothelial responsiveness, and vascular regulation

• Microcirculation and Blood Flow: Investigation of tissue perfusion, vascular remodeling, and circulation dynamics

• Vascular Repair Mechanisms: Research into blood vessel healing, neovascularization, and vascular protection

• Cardioprotective Pathways: Examination of cardiac tissue protection mechanisms in experimental settings

Laboratory protocols assess BPC-157’s influence on endothelial signaling pathways, vascular growth factors, and protective responses to vascular injury.

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Neurological Research

Emerging research areas explore BPC-157’s potential role in neurological models, including:

• Neuroprotection Studies: Investigation of protective mechanisms in neuronal injury models

• Brain Injury Research: Analysis of neural recovery processes and protective signaling pathways

• Spinal Cord Injury Models: Studies examining tissue repair and functional recovery mechanisms

• Blood–Brain Barrier Research: Evaluation of BBB permeability and interactions with central nervous system tissues

Research in this domain focuses on understanding BPC-157’s interactions with neural tissues and its potential influence on nervous system repair pathways under experimental conditions.