TB500 – 10mg

Description

What is TB500? 

TB500 is a synthetic peptide fragment associated with research on thymosin beta-4 (Tβ4), an endogenous actin-binding peptide. Thymosin beta-4 is a 43-amino-acid peptide involved in regulation of the cytoskeleton through binding to globular actin (G-actin), influencing actin polymerization dynamics and cellular motility. Research into thymosin beta-4 has focused on its involvement in cellular migration, angiogenesis, extracellular matrix remodeling, and inflammatory signaling.

Studies suggest that thymosin beta-4-related pathways may influence processes such as endothelial cell migration, fibroblast activity, and tissue response following injury. Reported mechanisms include modulation of actin dynamics and regulation of signaling pathways involved in cellular repair processes. Research areas have included wound healing biology, cardiovascular remodeling, muscle and tendon repair models, ocular biology, and inflammatory regulation. Many findings are based on thymosin beta-4 research rather than independently validated clinical studies of TB500 itself.

What Is It Used For and Its Purpose 

TB500 is primarily studied as a research tool for investigating peptide-mediated regulation of cellular movement, cytoskeletal organization, and tissue response mechanisms. Because it is related to thymosin beta-4 biology, researchers examine its potential relevance in models involving actin regulation, cell migration, vascular biology, and repair-associated signaling pathways.

Preclinical studies involving thymosin beta-4-related peptides have investigated biological systems including endothelial cells, fibroblasts, muscle cells, and nervous system-related models. The compound is of interest because cellular migration, angiogenesis, and extracellular matrix remodeling are important processes in tissue adaptation and regeneration research. Research interest in TB500 is driven by its connection to fundamental molecular pathways involved in cellular structure and movement.

Research Applications

• Tissue repair and cellular regeneration research
• Cytoskeletal regulation and actin biology
• Angiogenesis and vascular biology studies
• Inflammation signaling research
• Musculoskeletal biology research
• Wound healing and extracellular matrix studies
• Cardiovascular remodeling research
• Neurobiology and cellular migration studies

Potential Scientific Benefits 

Research involving thymosin beta-4 and related peptide fragments has suggested several biological activities associated with cellular repair pathways. Most evidence comes from in vitro experiments and models rather than controlled human studies.

At the molecular level, thymosin beta-4 is known to interact with actin, a major component of the cytoskeleton. Regulation of actin dynamics is essential for cell shape changes, migration, and structural adaptation. Through this mechanism, thymosin beta-4-related compounds have been investigated for their influence on cellular movement and tissue remodeling processes.

Studies have reported potential effects related to angiogenic signaling, including modulation of vascular endothelial growth factor (VEGF)-associated pathways in experimental models. Additional studies have explored possible effects on inflammatory mediator expression, fibrosis-related pathways, and repair-associated cellular responses.

Research models have also investigated thymosin beta-4 biology in areas such as skeletal muscle injury, cardiac tissue remodeling, ocular repair, and nervous system recovery. These findings provide mechanistic interest but should not be interpreted as evidence of therapeutic effectiveness.

Reported biological activities in research include:

• Regulation of actin cytoskeleton dynamics
• Support of cellular migration processes in experimental systems
• Investigation of angiogenesis-related signaling pathways
• Modulation of inflammatory response markers in preclinical models
• Study of extracellular matrix remodeling mechanisms
• Evaluation of cellular repair responses following experimental injury

Molecular mechanisms reported:

• Actin-binding activity associated with cytoskeletal regulation
• Influence on cell migration and structural organization
• Potential interaction with repair-associated signaling pathways
• Possible regulation of angiogenic and inflammatory pathways

Physiological pathways investigated:

• Cytoskeletal remodeling pathways
• Endothelial cell signaling
• Tissue remodeling mechanisms
• Cellular stress and repair responses

Current evidence remains limited, and further well-controlled clinical studies are required to establish long-term efficacy and safety in humans.

Research Data Sheet 

• Peptide name: TB500 (thymosin beta-4-related peptide fragment)
• Sequence: Not fully characterized across all commercial preparations; reported as a 17-amino-acid fragment
• Classification: Synthetic peptide fragment
• Molecular Formula: C₂₁₂H₃₅₀N₅₆O₇₈S (reported; verification recommended)
• Molecular Weight: Approximately 4963.5 g/mol (reported)
• CAS Number: 885340-08-9 (reported)
• PubChem CID: 62707662 (reported)
• Form: Lyophilized powder
• Appearance: White lyophilized powder
• Purity: ≥99% HPLC verified (supplier-reported)
• Solubility: Research-dependent
• Storage: -20°C recommended for unreconstituted material; refrigerated storage after reconstitution according to validated laboratory procedures
• Research Categories: Peptide pharmacology, cytoskeletal biology, cellular migration, angiogenesis research, tissue remodeling research

Safety Precautions 

TB500 is supplied strictly for laboratory research use only. Laboratory personnel should handle this compound according to institutional safety procedures for synthetic peptides and research chemicals. Because comprehensive human safety data are not available, potential biological effects and long-term exposure risks remain incompletely understood.

• Research use only
• Not for human consumption
• Not intended to diagnose, treat, or prevent disease
• Use appropriate personal protective equipment (PPE), including gloves, lab coat, and eye protection
• Apply aseptic handling techniques during laboratory preparation
• Maintain proper storage conditions to preserve peptide stability
• Avoid repeated freeze–thaw cycles
• Ensure proper labeling, documentation, and inventory control
• Dispose of materials according to applicable laboratory waste regulations
• Limited human safety data are available
• Potential unknown long-term biological effects should be considered

Conclusion 

TB500 is a synthetic peptide research compound associated with thymosin beta-4 biology and investigated for its potential role in cellular migration, cytoskeletal regulation, angiogenesis-related signaling, and tissue remodeling processes. Its primary scientific relevance comes from the biological functions attributed to thymosin beta-4 pathways.

Research to date has primarily involved experiments and models examining mechanisms related to actin regulation, inflammatory signaling, vascular biology, and cellular repair responses. Although these studies provide insight into possible biological activities, direct clinical evidence for TB500 remains limited. As a research compound, TB500 continues to be of interest in peptide pharmacology, molecular biology, regenerative research models, and cellular signaling investigations. Further scientific evaluation is required to better define its molecular characteristics, biological activity, and safety profile.