{"id":52,"date":"2026-05-18T17:10:54","date_gmt":"2026-05-18T17:10:54","guid":{"rendered":"https:\/\/actinpeptides.com\/?post_type=product&#038;p=52"},"modified":"2026-06-24T23:44:14","modified_gmt":"2026-06-24T23:44:14","slug":"mgf-igf-1-ec-5mg","status":"publish","type":"product","link":"https:\/\/actinpeptides.com\/fr\/product\/mgf-igf-1-ec-5mg\/","title":{"rendered":"Peptide EC MGF IGF-1 (5 mg)"},"content":{"rendered":"<h2>MGF IGF-1 Ec Peptide<\/h2>\n<p>MGF IGF-1 Ec is the\u00a0<a title=\"MGF for Sale - 5mg\" href=\"https:\/\/actinpeptides.com\/peptides\/mgf-5mg\/\">Mehano Growth Factor (MGF)<\/a>\u00a0domain made of 24 amino acids, which have been cleaved from the 110 amino acids of IGF-1 Ec alongside other important molecules such as IGF-1 (70 amino acids). Thus, MGF IGF-1 Ec corresponds to the C-terminal 24 residues of the IGF-IEb\/Ec pro-peptide.<\/p>\n<p class=\"nitro-offscreen\">According to research by Janssen et al, the peptide fragment does not measurably induce IGF-1 receptor tyrosine phosphorylation, and does not activate insulin receptors.<sup>(1)<\/sup>\u00a0Instead, the peptide appears to have potential to function as an IGF-related peptide that bypasses classical IGF-1 receptor activation and instead may signal preferentially through ERK pathways, exerting an anabolic potential towards a variety of cell cultures, especially muscle cells.<\/p>\n<h3 class=\"nitro-offscreen\">Chemical Makeup<\/h3>\n<ul>\n<li><strong>Other Known Titles:<\/strong>\u00a0Mechano-Growth Factor, MGF-Ct24E<\/li>\n<li><strong>Molecular Weight: <\/strong>2971.99 g\/mol<\/li>\n<li><strong>Molecular Formula:<\/strong>\u00a0\u00a0C<sub>124<\/sub>H<sub>204<\/sub>N<sub>42<\/sub>O<sub>41<\/sub>S<sub>1<\/sub><\/li>\n<\/ul>\n<h2 class=\"nitro-offscreen\">Research and Clinical Studies<\/h2>\n<h3 class=\"nitro-offscreen\"><em>MGF IGF-1 Ec and Muscle Cell Hyperthrophy<\/em><\/h3>\n<p class=\"nitro-offscreen\">Most of the research on MGF IGF-1 Ec fragments revolved around muscle cells. One of the most important experiments on the peptide was conducted by Li et al., and suggests that the peptide apparently supports muscle cell hypertrophy.<sup>(2)<\/sup>\u00a0Interestingly, it appears to achieve that by activating Erk5 and Erk1\/2 while only weakly and transiently engaging Akt, and it may do so without detectable IGF-1 receptor tyrosine phosphorylation. This profile suggests potential implications of the peptide in studies conducted in laboratory settings aiming to dissect noncanonical, Erk5-centered pathways downstream of IGF-1-derived products, separate from the typical IGF-1\u2013Akt proliferative axis.<\/p>\n<p class=\"nitro-offscreen\">Li et al. also suggest that in cultured intestinal smooth muscle cells, the peptide may promote an increase in cell volume and total protein content, without stimulating DNA synthesis. This contrasts with IGF-1, which drives proliferation and reduces average cell volume. Because the researchers comment that \u201c<em>Erk5 [mitigation] or MEF2C siRNA blocked smooth muscle-specific gene expression and hypertrophy induced by synthetic MGF<\/em>\u201d, the peptide may support laboratory study Erk5\u2013MEF2C\u2013dependent transcriptional programs. Future research may interact with the peptide for studying smooth muscle\u2013specific genes such as \u03b1-smooth muscle actin, \u03b3-actin, smoothelin, and desmin, all of which appear upregulated by MGF IGF-1 Ec in a MEF2C-dependent manner.<\/p>\n<h3 class=\"nitro-offscreen\"><em>MGF IGF-1 Ec and Muscle Cell Aging<\/em><\/h3>\n<p class=\"nitro-offscreen\">Kandalla et al. also suggest that MGF IGF-1 Ec may act as a modulator of cellular aging in muscle cells. In myoblasts derived from young satellite cells, repeated short exposures to MGF IGF-1 Ec seemed to mitigate cellular aging for longer in the cell cultures observed in the study.<sup>(3)<\/sup>\u00a0The exposed cells were able to go through slightly more rounds of division, and, importantly, a larger share of them were still actively dividing even after many cycles of growth. In contrast, the control cells largely stopped dividing at that stage.<\/p>\n<p class=\"nitro-offscreen\">These findings fit with the idea that MGF IGF-1 Ec may briefly interact with the cell-cycle machinery in a way that is at least partly similar to IGF-1 and may interact with stress-response pathways that control when cells permanently stop dividing. However, the authors stress that any interaction with cellular lifespan is modest rather than dramatic.<\/p>\n<p class=\"nitro-offscreen\">In older muscle cells, MGF IGF-1 Ec did not prolong the period during which cells may keep dividing and may even have accelerated the decline in their division activity. This cellular age-dependent difference in response suggests that MGF IGF-1 Ec may be a helpful tool for experimentally comparing more aged cells versus less aged cellular senescence programs under the same culture conditions.<\/p>\n<h3 class=\"nitro-offscreen\"><em>MGF IGF-1 Ec and Muscle Cell Fibrosis<\/em><\/h3>\n<p class=\"nitro-offscreen\">Another team of researchers led by Liu et al. suggests that the peptide may reduce histological fibrosis and lower early expression of collagen I and III.<sup>(4)<\/sup>\u00a0This suggests the peptide may have an anti-fibrotic potential in injured muscle cells. In parallel, MGF IGF-1 Ec appeared to decrease \u201c<em>the expression of muscle [cell] inflammatory cytokines (TNF-\u03b1, IFN-\u03b3, IL-1\u03b2, and TGF-\u03b2), chemokines (CCL2, CCL5, and CXCR4), oxidative stress factors (gp91phox) and matrix metalloproteinases (MMP-1, MMP-2, MMP-9, MMP-10, and MMP-14)<\/em>\u201d, thus hinting at diminished NADPH oxidase\u2013related oxidative stress.<\/p>\n<p class=\"nitro-offscreen\">The researchers suggested that the peptide may have also altered the expression of several MMPs involved in extracellular matrix turnover. Taken together, the research by Liu et al suggests that the MGF IGF-1 Ec fragment may prove to be a relevant laboratory tool to investigate and possibly modulate the balance between muscular tissue repair and fibrotic scarring.<\/p>\n<h3 class=\"nitro-offscreen\"><em>MGF IGF-1 Ec and Muscle Cell Death<\/em><\/h3>\n<p class=\"nitro-offscreen\">Experiments by Doroudian et al. have also explored MGF IGF-1 Ec as a potential modulator of cellular death.<sup>(5)<\/sup>\u00a0According to researchers, the anti-apoptotic potential of the peptide was clear in the mammalian myocyte cultures exposed to low oxygen environments observed in laboratory settings. The researchers observed less DNA fragmentation and increased expression of the pro-survival gene Bcl-2 compared with hypoxic control cells. These findings suggest that the peptide may prove to be relevant experimentally as a tool to probe survival pathways in muscle cells under controlled stress.<\/p>\n<p class=\"nitro-offscreen\">Mechanistically, the upregulation of Bcl-2 suggests a possible engagement of intrinsic survival signaling, likely intersecting with mitochondrial pathways. Thus, the data position MGF IGF-1 Ec as a potential research reagent for reducing apoptosis in stressed muscle cells and for systematically studying how IGF-1\u2013related peptides may promote cell survival.<\/p>\n<h3 class=\"nitro-offscreen\"><em>MGF IGF-1 Ec and Cartilage Cells<\/em><\/h3>\n<p class=\"nitro-offscreen\">In further research, the team of Liu et al. also investigated the potential of the MGF IGF-1 Ec fragment in other cell cultures, such as cartilage cells.<sup>(6)<\/sup>\u00a0The data summarized by the researchers suggests that MGF IGF-1 Ec may support several key processes around defect zones that form when cartilage cells are mechanically overloaded or otherwise stressed.<\/p>\n<p class=\"nitro-offscreen\">In progenitor cell cultures, the peptide apparently potentiated TGF-\u03b23\u2013induced chondrogenesis, supporting Col2 and aggrecan expression while suppressing Col1. This suggests that the peptide may be a possible cofactor in systems that model matrix quality, thus stimulating hyaline rather than fibrocartilage-like cellular production. In damaged or hypoxic chondrocyte cultures, the peptide was suggested to reduce pro-fibrotic and catabolic markers (Col1, MMP1\/3\/13, HIF-1\u03b1) and to increase Col2, often via PI3K\u2013Akt and MEK\u2013ERK1\/2 signaling.<\/p>\n<p class=\"nitro-offscreen\">The researchers posited that MGF IGF-1 Ec may also act as a factor that promotes migration of chondrocytes and mesenchymal cells under overload or severe hypoxia, apparently through RhoA\u2013YAP activation and associated focal adhesion and cytoskeletal reorganization. This gives it potential relevance in assays of cell motility, cytoskeletal mechanics, and mechanotransduction.<\/p>\n<p class=\"nitro-offscreen\">Some of the data analyzed by the researchers also suggest that MGF IGF-1 Ec may dampen inflammatory signaling by apparently downregulating IL-1\u03b2, TNF-\u03b1, and TGF-\u03b2. Moreover, the peptide may mitigate apoptosis by shifting Bcl-2\/Bax balance and reducing caspase-3\/-8 and CHOP, making it a candidate reagent for dissecting the potential interactions between mechanical stress, ER stress\/UPR, and programmed cell death in cartilage cell cultures.<\/p>\n<h3 class=\"nitro-offscreen\"><em>MGF IGF-1 Ec and Bone Cells<\/em><\/h3>\n<p class=\"nitro-offscreen\">Research by Deng et al, also suggests that MGF IGF-1 Ec may act as a potential osteoanabolic signal with a distinct profile from IGF-1.<sup>(7)<\/sup>\u00a0The researchers conducted experiments with MC3T3-E1 osteoblast-like cells, and noted that\u00a0 the peptide may stimulate proliferation more strongly than full-length MGF or IGF-1, with ~1.4-fold higher pro-proliferative activity than IGF-1. Mechanistically, the peptide may push cells into S and G2\/M phases, doubling the number of cells synthesizing DNA and increasing the number of cells entering mitosis about 5-fold.<\/p>\n<p class=\"nitro-offscreen\">This potential was coupled with robust activation of the MAPK\/ERK1\/2 pathway. Once again, the researchers observed that blocking ERK almost abolished the proliferative response, whereas PI3K mitigation had minimal meaningful interaction, highlighting that MGF (IGF-1 Ec) may act via an ERK-dominant, IGF-1 receptor-independent mechanism.<\/p>\n<p class=\"nitro-offscreen\">Further laboratory research suggested that the peptide may increase callus formation, cortical bridging, and disappearance of the fracture line, with a subset of defects radiographically united by week 8. Histologically, the research models appeared to have increased levels of lamellar bone, restored marrow cavity, higher vascularity and osteoid formation, and fewer fibroblasts compared with controls\u2014consistent with faster, more organized bone remodeling rather than fibrous non-union.<\/p>\n<p class=\"nitro-offscreen\">With this in mind, the peptide may be viewed as a selective supporter of osteoblast proliferation and early bone regeneration, acting through MAPK\/ERK signaling and offering a compact, synthetic tool to model or potentially augment bone cell regeneration in laboratory systems.<\/p>\n<h3 class=\"nitro-offscreen\"><em>MGF (IGF-1Ec) and Neural-like Cells<\/em><\/h3>\n<p class=\"nitro-offscreen\">Research by Quesada et al. suggests that MGF IGF-1 Ec may support cell survival, reduce apoptotic markers, and maintain mitochondrial integrity in SH-SY5Y neuroblastoma cells found in mammalian models with mitochondrial dysfunction and increased apoptosis due to neurotoxin exposure.<\/p>\n<p class=\"nitro-offscreen\">Mechanistically, this interaction has been linked to upregulation of heme-oxygenase-1 (HO-1), which, when mitigated, appears to negate the peptide\u2019s protective potential. Further research has similarly suggested that MGF IGF-1 Ec may reduce loss of vulnerable neuronal populations and preserve motor performance under neurotoxic or degenerative conditions. Moreover, the peptide may mimic a stress-protective, ERK-linked stimulus in neural-like cells.<\/p>\n<p class=\"nitro-offscreen\"><strong><em>MGF IGF-1 Ec peptide is available for research and laboratory purposes only. Please review our\u00a0<a href=\"https:\/\/actinpeptides.com\/terms\/\">Terms and Conditions<\/a>\u00a0before ordering.<\/em><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"et_pb_module et_pb_wc_description et_pb_wc_description_0_tb_body et_pb_bg_layout_light et_pb_text_align_left\">\n<div class=\"et_pb_module_inner\">\n<p class=\"lazyloaded\">Dosage : 5 mg<br \/>\nContents: MGF IGF-1 EC<br \/>\nForm: Lyophilized powder<br \/>\nPurity: &gt;99%<\/p>\n<p><strong>FREE Shipping on $200+ orders<\/strong><\/p>\n<\/div>\n<\/div>\n<div class=\"wccs-bulk-pricing-table-container\" data-product=\"148551\">\n<table class=\"wccs-bulk-pricing-table wccs-horizontal-table\">\n<tbody>\n<tr>\n<th>Quantity<\/th>\n<th data-type=\"quantity\" data-quantity-min=\"5\" data-quantity-max=\"8\">5 \u2013 8<\/th>\n<th data-type=\"quantity\" data-quantity-min=\"9\" data-quantity-max=\"\">9 +<\/th>\n<\/tr>\n<tr>\n<td>Discount<\/td>\n<td data-type=\"discount\" data-quantity-min=\"5\" data-quantity-max=\"8\">5%<\/td>\n<td data-type=\"discount\" data-quantity-min=\"9\" data-quantity-max=\"\">10%<\/td>\n<\/tr>\n<tr>\n<td>Prix<\/td>\n<td data-type=\"price\" data-quantity-min=\"5\" data-quantity-max=\"8\"><strong><span class=\"woocommerce-Price-amount amount\"><bdi><span class=\"woocommerce-Price-currencySymbol\">$<\/span>137.75<\/bdi><\/span><\/strong><\/td>\n<td data-type=\"price\" data-quantity-min=\"9\" data-quantity-max=\"\"><strong><span class=\"woocommerce-Price-amount amount\"><bdi><span class=\"woocommerce-Price-currencySymbol\">$<\/span>130.50<\/bdi><\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>","protected":false},"featured_media":7003,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_cat":[31,30,79],"product_tag":[1136,1135,1138,1137],"class_list":["post-52","product","type-product","status-publish","has-post-thumbnail","product_brand-actin-peptides","product_cat-bone-repair-peptides","product_cat-muscle-growth-peptides","product_cat-peptides","product_tag-igf-1ec-peptide","product_tag-mgf-igf-1-ec-price","product_tag-mgf-igf-1-ec-review","product_tag-mgf-igf-1-ec-dosage-for-muscle-growth","first","instock","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.6.1 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>MGF IGF-1 EC Peptide (5mg) - ACTIN PEPTIDES<\/title>\n<meta name=\"description\" content=\"Buy MGF IGF-1 EC (5mg) online. 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