COG 133
Based on 2 publication(s) in Google Scholar
COG 133 is a fragment of Apolipoprotein E (APOE) peptide. COG 133 competes with the ApoE holoprotein for binding the LDL receptor, with potent anti-inflammatory and neuroprotective effects. COG 133 is also a nAChR antagonist with an IC50 of 445 nM.
For research use only. We do not sell to patients.
- Purity: 98.04%
- CAS No.: 514200-66-9
- Formula: C97H181N37O19
- Molecular Weight:2169.71
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Storage:
Sealed storage, away from moisture.
Powder -80°C, 2 years , -20°C, 1 year* In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)
To place orders, for customer services and technical support, please contact: MedChemExpress USA
Tel: 609-228-6898 E-mail: [email protected] [email protected]
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Biological Activity
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Chemical Information
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Solvent & Solubility
- Purity & Documentation
- References
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Help & FAQs
Publications Citing Use of MedChemExpress (MCE) COG 133
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Biological Activity
IC50: 445 nM (nAChR)[2]
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
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Animal Model:Male C57BL/6 mice (6-week-old) instilled with Bleomycin[3]
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Dosage:1 mg/kg
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Administration:Intratracheal administration; every other day; for 4 weeks
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Result:Did blunt the resolution of lung fibrosis.
Chemical Information
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CAS No. 514200-66-9
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Appearance Solid
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Molecular Weight 2169.71
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Formula C97H181N37O19
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Color White to off-white
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Sequence
Ac-Leu-Arg-Val-Arg-Leu-Ala-Ser-His-Leu-Arg-Lys-Leu-Arg-Lys-Arg-Leu-Leu-NH2
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Sequence Shortening
Ac-LRVRLASHLRKLRKRLL-NH2
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Sealed storage, away from moisture
Powder -80°C 2 years -20°C 1 year * In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)
Publications (2)
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Journal Impact Factor
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Most Recent
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Adv Sci (Weinh)
Insufficient Mechanical Loading Downregulates Piezo1 in Chondrocytes and Impairs Fracture Healing Through ApoE-Induced Senescence. [Abstract]2024 Dec;11(46):e2400502. PMID: 39418070 -
Protein Cell
2024 Feb 15:pwad067. PMID: 38366188
Solvent & Solubility
DMSO : 100 mg/mL (46.09 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
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Data Sheet (270 KB)
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SDS (252 KB)
- English - EN (252 KB)
- Français - FR (252 KB)
- Deutsch - DE (252 KB)
- Norwegian - NO (252 KB)
- Español - ES (252 KB)
- Swedish - SV (252 KB)
- Italian - IT (252 KB)
- Korean - KR (252 KB)
- Portuguese - PT (252 KB)
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Handling Instructions (2659 KB)
References
[1]. Orleâncio Gomes R Azevedo, et al. Apolipoprotein E COG 133 mimetic peptide improves 5-fluorouracil-induced intestinal mucositis. BMC Gastroenterol. 2012 Jul 13;12:35. [Content Brief]
[2]. Elaine A Gay, et al. Apolipoprotein E-derived peptides block alpha7 neuronal nicotinic acetylcholine receptors expressed in xenopus oocytes. J Pharmacol Exp Ther. 2006 Feb;316(2):835-42. [Content Brief]
[3]. Huachun Cui, et al. Monocyte-derived alveolar macrophage apolipoprotein E participates in pulmonary fibrosis resolution. JCI Insight. 2020 Mar 12;5(5):e134539. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 0.4609 mL | 2.3045 mL | 4.6089 mL | 11.5223 mL |
| 5 mM | 0.0922 mL | 0.4609 mL | 0.9218 mL | 2.3045 mL | |
| 10 mM | 0.0461 mL | 0.2304 mL | 0.4609 mL | 1.1522 mL | |
| 15 mM | 0.0307 mL | 0.1536 mL | 0.3073 mL | 0.7682 mL | |
| 20 mM | 0.0230 mL | 0.1152 mL | 0.2304 mL | 0.5761 mL | |
| 25 mM | 0.0184 mL | 0.0922 mL | 0.1844 mL | 0.4609 mL | |
| 30 mM | 0.0154 mL | 0.0768 mL | 0.1536 mL | 0.3841 mL | |
| 40 mM | 0.0115 mL | 0.0576 mL | 0.1152 mL | 0.2881 mL |
COG 133 Related Classifications
HY-P1050 Related Classifications
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