1. Full Product Overview & Advanced Product Positioning
PEG MGF (PEGylated Mechano-Growth Factor), with fixed CAS number 108174-48-7, is a high-tech long-acting modified synthetic growth factor peptide optimized for modern life science and cell biology research. It belongs to the latest generation of PEG-modified functional polypeptide raw materials, widely used in high-precision laboratory cell research, growth factor signal pathway exploration, in vitro physiological model construction and preclinical comparative peptide mechanism analysis.
Different from ordinary unmodified MGF peptides on the market, our PEG MGF undergoes professional PEG covalent modification technology, multi-stage solid-phase amino acid synthesis, gradient high-pressure HPLC fine purification, desalting refinement and ultra-low temperature vacuum freeze-drying molding process. The whole production process strictly follows international biochemical reagent production standards, removing truncated peptide fragments, unreacted monomers, polymer impurities, residual solvents and inorganic salt residues to the greatest extent.
The final product presents uniform fine white crystalline lyophilized powder, with no agglomeration, no yellow discoloration, no moisture caking and no suspended impurities. The molecular structure is stable, the solubility is excellent, and the batch-to-batch difference is extremely low. It is one of the most popular and high-inquiry research peptides in global cell physiology and growth regulation research fields.
Our factory maintains large-scale stable ready stock all year round, supporting sample trial orders, small batch experimental verification, medium-term stable laboratory supply and large-scale institutional bulk wholesale. At the same time, we support customized vial dosage, private label packaging and special experimental-grade sub-packaging services to fully meet the diversified research needs of university laboratories, biotechnology companies and pharmaceutical R&D institutions.
2. In-depth Biochemical Principle & PEG Modification Advantages
MGF (Mechano-Growth Factor) is a key shear variant of IGF-1, which plays an irreplaceable regulatory role in cell growth, physiological repair and cell cycle regulation in biological systems. However, ordinary natural MGF peptides have obvious shortcomings such as short half-life, easy enzymatic degradation and poor environmental stability in in vitro experimental systems, which easily lead to unstable experimental data and poor repeatability.
PEG MGF effectively solves all the defects of ordinary MGF through advanced PEGylation modification:
1. Greatly extend molecular half-life in in vitro culture environment
2. Resist protease hydrolysis and reduce molecular degradation speed
3. Improve molecular thermal stability and anti-oxidation ability
4. Optimize water solubility and buffer compatibility
5. Maintain long-term stable biological activity in long-cycle cell experiments
In modern professional laboratory research, PEG MGF is widely used for deep exploration of growth factor signal transduction, cell proliferation activation mechanism, cell physiological remodeling research, and comparative activity analysis between modified peptides and original peptides. Its stable and durable biological activity makes it the preferred high-standard reagent for long-cycle cell culture experiments and continuous mechanism verification projects.
3. Complete Physical, Chemical & High-standard Testing Parameters
• Full Name: PEGylated Mechano-Growth Factor (PEG MGF)
• CAS Registry Number: 108174-48-7
• Product Appearance: Uniform white fine lyophilized crystalline powder
• Solubility Characteristics: Excellent water solubility, rapid dissolution in sterile water, PBS buffer and cell culture medium, forming completely clear and transparent homogeneous solution without turbidity or precipitation
• Purity Grade: Ultra-high research purity grade, strictly tested by HPLC per batch
• Impurity Control: Ultra-low truncated peptide residue, low residual solvent, ultra-low moisture content, no heterologous protein impurities
• Structural Feature: Stable PEG covalently modified polypeptide structure, strong anti-degradation performance
• Product Form: Vacuum freeze-dried powder, sealed in medical neutral glass vials
• Applicable Grade: Professional Biochemical Laboratory Research Grade
4. Strict Full-Chain Quality Control & Complete Batch Document System
We implement full-process closed-loop quality management covering peptide synthesis, amino acid coupling, PEG modification reaction, cleavage, multi-stage purification, desalting, freeze-drying, sub-packaging and finished product inspection. Each batch of products undergoes independent HPLC purity detection, MS molecular structure identification and multi-index physical and chemical testing before leaving the factory to ensure 100% batch stability and experimental repeatability.
Complete supporting documents can be provided for every batch:
✅ HPLC high performance liquid chromatography purity report & original spectrum
✅ MS mass spectrometry molecular structure verification report
✅ Official batch COA quality analysis certificate
✅ International standard MSDS safety data sheet
✅ Residual solvent quantitative detection report
✅ Karl Fischer moisture content test report
✅ Complete batch production traceability file
All testing standards comply with global laboratory biochemical reagent specifications, fully meeting high-precision scientific research, academic thesis data support and institutional formal experimental filing requirements.
5. Rich Specifications & Flexible Global Supply Service
Standard Ready Stock Specifications
2mg/vial, 5mg/vial, 10mg/vial (hot mainstream specifications with large inquiries)
Customized Professional Service
Support arbitrary customized single-vial dosage, customized experimental packaging, private label printing, sterile special sub-packaging and long-term exclusive batch customization for research institutions.
Diversified Order Modes
• Sample trial order: Suitable for laboratory preliminary experimental verification and data testing
• Small batch supply: Daily conventional cell biology and biochemical experiments
• Medium batch stable supply: Long-term fixed scientific research project matching
• Large batch wholesale: Factory direct preferential price for institutional bulk procurement
International Professional Anti-degradation Packaging
Adopts high-tight vacuum sealing technology + inert neutral glass vials + multi-layer moisture-proof, light-shielded, shock-proof and low-temperature resistant outer packaging. It effectively isolates air oxidation, moisture absorption and temperature difference damage during transnational long-distance transportation, completely protects PEG-modified molecular structure integrity, and ensures zero activity attenuation after global arrival.
6. Standardized Storage Methods & Long-Term Stability Characteristics
PEG MGF modified peptide has higher structural stability than ordinary peptides, but still needs standardized storage to maintain long-term biological activity:
• Long-term sealed storage: Store at -20℃ in dry, dark and constant temperature environment, avoid repeated temperature changes
• Short-term temporary storage: 2℃~8℃ refrigerated storage for short-term experimental standby
• Strictly prohibited: Repeated freeze-thaw cycles, long-term air exposure, high humidity environment and strong ultraviolet irradiation
Under fully compliant storage conditions, PEG MGF lyophilized powder can maintain stable chemical structure, no impurity growth, no molecular fracture and continuous biological activity for a long time, fully adapting to long-cycle scientific research projects.
7. Wide Professional Laboratory Research Application Fields
This product is only used for in vitro laboratory scientific research, widely applicable to multiple high-end research directions:
• University cell biology & biochemistry research projects
• Growth factor signal pathway mechanism exploration
• Cell proliferation, differentiation and physiological regulation research
• Modified peptide structure optimization and activity comparative study
• In vitro cell model construction and physiological functional verification
• Biotech company preclinical peptide pharmacology research
• Long-cycle cell culture continuous intervention experiment
• Academic research on polypeptide modification technology and stability improvement
8. Manufacturer Strength & Global Service Advantages
We are a professional high-end modified peptide manufacturer integrating R&D, synthesis, modification, purification and global sales. We own independent modern peptide synthesis laboratory, dust-free purification workshop, high-precision analytical testing equipment and professional senior peptide chemistry technical team.
We have long-term stable cooperative research customers in Europe, America, Southeast Asia, Middle East and other regions, with stable supply chain and perfect after-sales technical support system.
Our core advantages:
✅ Sufficient PEG MGF ready stock, fast global delivery, no out-of-stock delay
✅ Ultra-high purity stable quality, excellent batch consistency
✅ Complete set of batch test documents to support scientific research filing
✅ Professional reconstitution guidance and experimental technical support
✅ Factory direct sales, competitive bulk order discount
✅ Professional cross-border anti-degradation packaging to ensure transportation safety
9. Official Compliance Disclaimer
All products are exclusively for laboratory scientific research and in vitro experimental use only. The products are prohibited for human use, animal clinical treatment, medical diagnosis, food and drug addition, daily consumption and any commercial use beyond scientific research scope. All purchasers shall abide by local regulatory policies and bear independent responsibility for product usage compliance.
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United States
