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MGF

Mechano Growth Factor · IGF-1Ec

IGF Axis & MusclePreclinical
From$0.03/mgCompare prices
MW
81.301g/mol
Formula
F3Mg-

Mechano growth factor (MGF) is a peptide derived from the insulin-like growth factor 1 (IGF-1) gene, classified as a member of the IGF family. Researchers primarily study MGF for its potential role in promoting tissue repair and regeneration, particularly in bone, muscle, and ligament injuries. Key findings from recent studies indicate that MGF E peptides significantly enhance the proliferation, differentiation, and mineralization of osteoblasts, while also protecting anterior cruciate ligament fibroblasts from apoptosis in hypoxic conditions. Furthermore, preclinical evidence suggests that MGF may facilitate angiogenesis and stem cell recruitment, highlighting its multifaceted role in regenerative medicine. Current research continues to explore the therapeutic applications of MGF in various tissue repair contexts, emphasizing its potential in clinical settings.

Chemical Profile

Chemical Profile

Chemical structure
Chemical Structure
FormulaF3Mg-
Molecular Weight81.301 g/mol
PubChem CID447728

Half-Life

INIntranasal

Not applicable

POOral

Poor bioavailability

Pharmacokinetic data on MGF is limited, with variability depending on administration route.

Mechanism

Mechanism of Action

MGF primarily acts through the IGF-1 receptor, activating the PI3K-Akt and MEK-ERK1/2 signaling pathways, which promote cell proliferation, differentiation, and survival. It has been shown to inhibit apoptosis in various cell types, including ACL fibroblasts and myocytes, by regulating caspase expression and enhancing anti-apoptotic protein levels such as Bcl-2. Additionally, MGF stimulates angiogenesis via the recruitment of proangiogenic cells through the stromal cell-derived factor 1α/CXCR4 axis and upregulation of vascular endothelial growth factor α, although some aspects of its mechanism remain not fully understood.

Research

104 Research Publications

5,919

Total Citations

15

Human/RCT

4.4

Avg. Influence

2025

Latest

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#01

Identification of a ligand for the c-kit proto-oncogene.

In VitroInfluence18.0
924
Researchers observed that mechano-growth factor (MGF) acts as a ligand for the c-kit proto-oncogene, stimulating proliferation in interleukin 3-dependent cell lines.
PubMed
#02

Changes in muscle mass and phenotype and the expression of autocrine and systemic growth factors by muscle in response to stretch and overload.

ReviewInfluence23.0
483
Researchers observed that mechanical strain induces the expression of mechano-growth factor (MGF) in muscle, which is critical for local tissue adaptation and repair.
PubMed
#03

Different roles of the IGF-I Ec peptide (MGF) and mature IGF-I in myoblast proliferation and differentiation.

AnimalInfluence22.0
334
Researchers observed that mechano-growth factor (MGF) promotes myoblast proliferation while inhibiting differentiation, functioning through a distinct receptor pathway compared to mature IGF-I.
PubMed
#04

Skeletal muscle hypertrophy and regeneration: interplay between the myogenic regulatory factors (MRFs) and insulin-like growth factors (IGFs) pathways.

ReviewInfluence24.0
326
The review describes the interplay between myogenic regulatory factors and insulin-like growth factors, including mechano growth factor (MGF), in regulating skeletal muscle hypertrophy and regeneration.
PubMed
#05

Roles of KIT and KIT LIGAND in ovarian function.

ReviewInfluence9.0
255
The study demonstrated that KIT and KIT LIGAND interactions are crucial for oogenesis and folliculogenesis, influencing various stages of ovarian function.
PubMed
#06

Mechanical signals, IGF-I gene splicing, and muscle adaptation.

ReviewInfluence6.0
199
Researchers observed that mechano-growth factor (MGF) is essential for muscle hypertrophy and local tissue repair following resistance exercise, with impaired expression linked to muscle mass loss in aging.
PubMed
#07

Minireview: Mechano-growth factor: a putative product of IGF-I gene expression involved in tissue repair and regeneration.

Matheny Ronald W, et al. · Endocrinology · 2010

ReviewInfluence5.0
184
Researchers observed that mechano-growth factor (MGF) plays a significant role in muscle remodeling by promoting myoblast proliferation following injury, with differential regulation of IGF-I splice variants.

Key findings

  1. 01Researchers observed that the IGF-IEb variant is up-regulated shortly after muscle injury, promoting muscle cell proliferation.
  2. 02The later activation of the IGF-IEa variant is associated with the maturation of muscle fibers.
  3. 03The study discusses the potential roles of MGF in muscle remodeling, aging, and neuroprotection.
PubMed
#08

The role of the insulin-like growth factor 1 (IGF-1) in skeletal muscle physiology.

ReviewInfluence3.0
183
The study demonstrated that differential expression of IGF-1 isoforms, including mechano-growth factor, plays a crucial role in regulating muscle fiber regeneration and hypertrophy following mechanical overload and damage.
PubMed
#09

Association between sarcopenia and levels of growth hormone and insulin-like growth factor-1 in the elderly.

HumanInfluence4.0
174
Researchers observed that levels of insulin-like growth factor-1 (IGF-1) and mechano growth factor (MGF) are independently associated with reduced skeletal muscle mass in elderly individuals with sarcopenia.
PubMed
#10

Prolactin-mediated gene activation in mammary epithelial cells.

ReviewInfluence4.0
132
Researchers observed that MGF/Stat5 is activated by prolactin signaling in mammary epithelial cells, playing a central role in milk protein gene transcription.
PubMed
Safety

Safety & Handling

Research Gaps

No clinical trials involving human subjects have been conducted to evaluate the efficacy and safety of MGF peptides for bone, muscle, or ligament repair. Additionally, the long-term effects of MGF treatment on tissue regeneration and potential adverse outcomes remain unclear, particularly concerning its role in modulating apoptosis and angiogenesis in various tissues.

Solubility

MGF is soluble in water and commonly used solvents like DMSO.

Storage & Handling

Lyophilized

Stable for 2+ years at -20°C, 12 months at 4°C

Reconstituted

Use within 14 days when refrigerated at 4°C

Avoid

Avoid repeated freeze-thaw cycles, direct light

Solvent

Bacteriostatic water or sterile saline recommended

Safety information is derived from published research and may not reflect all known risks. This is not medical advice.

Legal Status

Legal Status

🇩🇪DE

Not approved as a medicinal product. Not a controlled substance. Sale as research chemical is a legal grey area.

🇺🇸US

Not approved by the FDA. Not scheduled by the DEA.

🇦🇺AU

Not listed in the TGA scheduling.

🇬🇧UK

Not approved by the MHRA as a medicinal product.

Legal status information is provided for general reference only and may not reflect the most current regulatory changes. Always verify with official government sources before making any decisions.

Community Insights

Community Insights

Publications per Year

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Pricing

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Mechanism

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Legal Disclaimer

This page is for informational and research purposes only. All information is based on published scientific literature and does not constitute medical advice, diagnosis, or treatment recommendations. Many substances listed may not be approved for human use and may be subject to drug regulation laws (e.g., AMG in Germany, FDA in the US). PepStack does not encourage the use of any substance on humans. Always consult a qualified healthcare professional before making any health-related decisions. Use of this information is entirely at your own risk. PepStack assumes no liability for the accuracy, completeness, or timeliness of the content provided. Full disclaimer