{"product_id":"flgr242-follistatin-analog-peptide-2-vials","title":"FLGR242 Research Peptide – 10mg – 2 Vials","description":"\u003ch1 data-section-id=\"p930gd\" data-start=\"316\" data-end=\"325\"\u003eFLGR242\u003c\/h1\u003e\n\u003cp data-start=\"327\" data-end=\"369\"\u003e\u003cstrong data-start=\"327\" data-end=\"367\"\u003eFLGR242 (Follistatin Analog Peptide)\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"593\" data-end=\"612\"\u003eSpecifications\u003c\/h2\u003e\n\u003cp data-start=\"613\" data-end=\"819\"\u003e\u003cstrong data-start=\"613\" data-end=\"633\"\u003eSequence Length:\u003c\/strong\u003e ~242 Amino Acid Analog (FSTL3-Derived)\u003cbr data-start=\"672\" data-end=\"675\"\u003e\u003cstrong data-start=\"675\" data-end=\"686\"\u003eFormat:\u003c\/strong\u003e Lyophilized Peptide\u003cbr data-start=\"706\" data-end=\"709\"\u003e\u003cstrong data-start=\"709\" data-end=\"722\"\u003eQuantity:\u003c\/strong\u003e 2 Vials per Unit\u003cbr data-start=\"739\" data-end=\"742\"\u003e\u003cstrong data-start=\"742\" data-end=\"752\"\u003eClass:\u003c\/strong\u003e TGF-β Superfamily Antagonist \/ Myostatin (GDF-8) Binding Protein\u003c\/p\u003e\n\u003cp data-start=\"821\" data-end=\"910\"\u003e\u003cstrong data-start=\"821\" data-end=\"838\"\u003eIntended Use:\u003c\/strong\u003e For laboratory research purposes only. Not for human or veterinary use.\u003c\/p\u003e\n\u003chr data-start=\"912\" data-end=\"915\"\u003e\n\u003ch2 data-section-id=\"53drpp\" data-start=\"917\" data-end=\"938\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"940\" data-end=\"1259\"\u003eFLGR242 is an experimental, research-grade peptide engineered as a follistatin-related analog derived from follistatin-like protein 3 (FSTL3). It is investigated for its interaction with members of the transforming growth factor-beta (TGF-β) superfamily, particularly myostatin (growth differentiation factor 8, GDF-8).\u003c\/p\u003e\n\u003cp data-start=\"1261\" data-end=\"1379\"\u003eEach unit includes two vials, supporting controlled experimental design and reproducibility across research workflows.\u003c\/p\u003e\n\u003cp data-start=\"1381\" data-end=\"1736\"\u003eFollistatin-family proteins function as extracellular binding proteins that regulate signaling by sequestering target ligands prior to receptor engagement. FLGR242 is utilized in preclinical research settings to examine ligand-receptor dynamics, signaling pathway modulation, and regulatory mechanisms associated with myostatin and related growth factors.\u003c\/p\u003e\n\u003cp data-start=\"1738\" data-end=\"1935\"\u003eThis compound is structurally designed to isolate key ligand-binding domains while incorporating modifications intended to support extended stability and activity in controlled experimental models.\u003c\/p\u003e\n\u003chr data-start=\"1937\" data-end=\"1940\"\u003e\n\u003ch2 data-section-id=\"1igq9jc\" data-start=\"1942\" data-end=\"1968\"\u003eWhy This Formulation?\u003c\/h2\u003e\n\u003cp data-start=\"1970\" data-end=\"2113\"\u003eFLGR242 is derived from follistatin-related protein frameworks but differs from native follistatin isoforms through targeted structural design.\u003c\/p\u003e\n\u003cp data-start=\"2115\" data-end=\"2200\"\u003eCompared to full-length endogenous follistatin variants, FLGR242 is investigated for:\u003c\/p\u003e\n\u003cul data-start=\"2202\" data-end=\"2458\"\u003e\n\u003cli data-section-id=\"r4jk8p\" data-start=\"2202\" data-end=\"2246\"\u003eModified ligand-binding domain structure\u003c\/li\u003e\n\u003cli data-section-id=\"rj5bru\" data-start=\"2247\" data-end=\"2304\"\u003ePotential for extended activity in preclinical models\u003c\/li\u003e\n\u003cli data-section-id=\"1je7wss\" data-start=\"2305\" data-end=\"2378\"\u003eMore controlled interaction with myostatin-related signaling pathways\u003c\/li\u003e\n\u003cli data-section-id=\"1uiny2m\" data-start=\"2379\" data-end=\"2458\"\u003eReduced non-specific ligand binding compared to broader endogenous proteins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2460\" data-end=\"2595\"\u003eThese characteristics support its use in research requiring prolonged observation of TGF-β signaling and controlled pathway modulation.\u003c\/p\u003e\n\u003chr data-start=\"2597\" data-end=\"2600\"\u003e\n\u003ch2 data-section-id=\"smvib3\" data-start=\"2602\" data-end=\"2654\"\u003eMechanism of Action: TGF-β Ligand Sequestration\u003c\/h2\u003e\n\u003cp data-start=\"2656\" data-end=\"2773\"\u003eFLGR242 has been studied for its role as an extracellular binding peptide interacting with TGF-β superfamily ligands.\u003c\/p\u003e\n\u003cp data-start=\"2775\" data-end=\"2991\"\u003e\u003cstrong data-start=\"2775\" data-end=\"2804\"\u003eMyostatin (GDF-8) Binding\u003c\/strong\u003e\u003cbr data-start=\"2804\" data-end=\"2807\"\u003eFLGR242 is investigated for its ability to bind mature myostatin dimers in the extracellular environment, limiting ligand availability for receptor interaction in experimental systems.\u003c\/p\u003e\n\u003cp data-start=\"2993\" data-end=\"3198\"\u003e\u003cstrong data-start=\"2993\" data-end=\"3020\"\u003eActRIIB Pathway Context\u003c\/strong\u003e\u003cbr data-start=\"3020\" data-end=\"3023\"\u003eBy sequestering myostatin, FLGR242 has been studied in relation to signaling pathways involving the activin type IIB receptor (ActRIIB), a central receptor in TGF-β signaling.\u003c\/p\u003e\n\u003cp data-start=\"3200\" data-end=\"3427\"\u003e\u003cstrong data-start=\"3200\" data-end=\"3232\"\u003eSmad2\/3 Signaling Modulation\u003c\/strong\u003e\u003cbr data-start=\"3232\" data-end=\"3235\"\u003eMyostatin signaling typically activates intracellular Smad2\/3 transcription factors. FLGR242 is evaluated in models examining changes in Smad pathway activation following ligand sequestration.\u003c\/p\u003e\n\u003cp data-start=\"3429\" data-end=\"3605\"\u003e\u003cstrong data-start=\"3429\" data-end=\"3464\"\u003ePI3K\/Akt\/mTOR Signaling Context\u003c\/strong\u003e\u003cbr data-start=\"3464\" data-end=\"3467\"\u003eDownstream pathways associated with cellular signaling and protein regulation are studied in relation to altered TGF-β pathway conditions.\u003c\/p\u003e\n\u003cp data-start=\"3607\" data-end=\"3846\"\u003e\u003cstrong data-start=\"3607\" data-end=\"3644\"\u003eLigand Specificity Considerations\u003c\/strong\u003e\u003cbr data-start=\"3644\" data-end=\"3647\"\u003eFollistatin-related proteins may also interact with activins and related ligands. FLGR242 is theorized to exhibit modified binding selectivity, though specificity profiles remain under investigation.\u003c\/p\u003e\n\u003chr data-start=\"3848\" data-end=\"3851\"\u003e\n\u003ch2 data-section-id=\"1k1p0ls\" data-start=\"3853\" data-end=\"3884\"\u003ePreclinical Research Areas\u003c\/h2\u003e\n\u003cp data-start=\"3886\" data-end=\"4040\"\u003e\u003cstrong data-start=\"3886\" data-end=\"3921\"\u003e1. Myostatin Signaling Research\u003c\/strong\u003e\u003cbr data-start=\"3921\" data-end=\"3924\"\u003eUsed in studies examining extracellular ligand regulation, receptor binding, and pathway modulation involving GDF-8.\u003c\/p\u003e\n\u003cp data-start=\"4042\" data-end=\"4208\"\u003e\u003cstrong data-start=\"4042\" data-end=\"4073\"\u003e2. TGF-β Pathway Modulation\u003c\/strong\u003e\u003cbr data-start=\"4073\" data-end=\"4076\"\u003eInvestigated in models exploring receptor activation, transcriptional signaling, and pathway crosstalk within the TGF-β superfamily.\u003c\/p\u003e\n\u003cp data-start=\"4210\" data-end=\"4396\"\u003e\u003cstrong data-start=\"4210\" data-end=\"4253\"\u003e3. Myoblast \u0026amp; Cellular Signaling Models\u003c\/strong\u003e\u003cbr data-start=\"4253\" data-end=\"4256\"\u003eEvaluated in vitro for its role in myoblast activity and differentiation-related signaling pathways.\u003c\/p\u003e\n\u003cp data-start=\"4398\" data-end=\"4589\"\u003e\u003cstrong data-start=\"4398\" data-end=\"4435\"\u003e4. Skeletal Muscle Biology Models\u003c\/strong\u003e\u003cbr data-start=\"4435\" data-end=\"4438\"\u003eUsed in preclinical models to study signaling pathways, fiber composition, and structural adaptation processes.\u003c\/p\u003e\n\u003cp data-start=\"4591\" data-end=\"4749\"\u003e\u003cstrong data-start=\"4591\" data-end=\"4639\"\u003e5. Metabolic \u0026amp; Adipogenic Signaling Research\u003c\/strong\u003e\u003cbr data-start=\"4639\" data-end=\"4642\"\u003eInvestigated in models examining interactions between myostatin signaling and metabolic pathway regulation.\u003c\/p\u003e\n\u003chr data-start=\"4751\" data-end=\"4754\"\u003e\n\u003ch2 data-section-id=\"ce0tqk\" data-start=\"4756\" data-end=\"4773\"\u003eApplications\u003c\/h2\u003e\n\u003cul data-start=\"4775\" data-end=\"4981\"\u003e\n\u003cli data-section-id=\"1supcmu\" data-start=\"4775\" data-end=\"4809\"\u003eIn vitro ligand-binding assays\u003c\/li\u003e\n\u003cli data-section-id=\"zhneeu\" data-start=\"4810\" data-end=\"4860\"\u003eReceptor interaction studies (ActRIIB pathway)\u003c\/li\u003e\n\u003cli data-section-id=\"1vnlx4c\" data-start=\"4861\" data-end=\"4897\"\u003eTGF-β signaling pathway analysis\u003c\/li\u003e\n\u003cli data-section-id=\"1i9yj6\" data-start=\"4898\" data-end=\"4942\"\u003eCell culture models (myoblast signaling)\u003c\/li\u003e\n\u003cli data-section-id=\"nu6t34\" data-start=\"4943\" data-end=\"4981\"\u003eIn vivo pathway modulation studies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4983\" data-end=\"4986\"\u003e\n\u003ch2 data-section-id=\"1jtb6ys\" data-start=\"4988\" data-end=\"5012\"\u003eResearch Advantages\u003c\/h2\u003e\n\u003cul data-start=\"5014\" data-end=\"5339\"\u003e\n\u003cli data-section-id=\"1m150rx\" data-start=\"5014\" data-end=\"5062\"\u003eFollistatin-derived ligand-binding structure\u003c\/li\u003e\n\u003cli data-section-id=\"4dm7dq\" data-start=\"5063\" data-end=\"5114\"\u003eInvestigated for targeted myostatin interaction\u003c\/li\u003e\n\u003cli data-section-id=\"1dst7vo\" data-start=\"5115\" data-end=\"5169\"\u003eApplicable to TGF-β superfamily signaling research\u003c\/li\u003e\n\u003cli data-section-id=\"ibor19\" data-start=\"5170\" data-end=\"5227\"\u003eDesigned for extended activity in experimental models\u003c\/li\u003e\n\u003cli data-section-id=\"13ucu4h\" data-start=\"5228\" data-end=\"5278\"\u003eSuitable for both in vitro and in vivo studies\u003c\/li\u003e\n\u003cli data-section-id=\"1ktme7s\" data-start=\"5279\" data-end=\"5339\"\u003eNon-antibody approach to extracellular ligand modulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5341\" data-end=\"5344\"\u003e\n\u003ch2 data-section-id=\"1qk69px\" data-start=\"5346\" data-end=\"5369\"\u003eStorage \u0026amp; Handling\u003c\/h2\u003e\n\u003cp data-start=\"5371\" data-end=\"5412\"\u003e\u003cstrong data-start=\"5371\" data-end=\"5390\"\u003ePhysical State:\u003c\/strong\u003e Lyophilized peptide\u003c\/p\u003e\n\u003cp data-start=\"5414\" data-end=\"5477\"\u003e\u003cstrong data-start=\"5414\" data-end=\"5426\"\u003eStorage:\u003c\/strong\u003e Store in a cool, dry environment away from light\u003c\/p\u003e\n\u003cp data-start=\"5479\" data-end=\"5573\"\u003e\u003cstrong data-start=\"5479\" data-end=\"5498\"\u003eReconstitution:\u003c\/strong\u003e Use appropriate sterile laboratory solutions under controlled conditions\u003c\/p\u003e\n\u003cp data-start=\"5575\" data-end=\"5681\"\u003e\u003cstrong data-start=\"5575\" data-end=\"5597\"\u003eLong-Term Storage:\u003c\/strong\u003e Refrigeration recommended after reconstitution. Avoid repeated freeze-thaw cycles\u003c\/p\u003e\n\u003chr data-start=\"5683\" data-end=\"5686\"\u003e\n\u003ch2 data-section-id=\"9rcx7q\" data-start=\"5688\" data-end=\"5703\"\u003eDisclaimer\u003c\/h2\u003e\n\u003cp data-start=\"5705\" data-end=\"6029\"\u003eFOR RESEARCH USE ONLY. This product is a chemical compound intended strictly for laboratory research and development. It is not approved by the FDA for clinical use, diagnostics, or therapeutic procedures in humans or animals. The physiological and toxicological properties of this chemical have not been fully investigated.\u003c\/p\u003e","brand":"Peptagon","offers":[{"title":"Default Title","offer_id":48170167271638,"sku":"FLGR242-2X","price":631.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/3085\/5638\/files\/FLGR24210mg-2pk_43b99dd8-f2e1-4159-a9dc-4cc8e8c67e33.png?v=1777487938","url":"https:\/\/peptagon.com\/products\/flgr242-follistatin-analog-peptide-2-vials","provider":"Peptagon","version":"1.0","type":"link"}