Bioactivity | M40 TFA is the TFA salt form of M40. M40 TFA is an antagonist or a weak agonist for galanin receptor depending on different subtypes of galanin receptors in the brain, hypothalamus, hippocampus, amygdala and pancreas[1][2][3]. | ||||||
In Vivo | M40 TFA (0.1-1 nmol,脑室内注射,单剂量) 根据对 N 端甘丙肽受体的识别,选择性阻断 Sprague-Dawley 大鼠模型中甘丙肽-(1-15) 诱导的中枢心血管反应 [1]。M40 TFA (2-8 nmol,脑室或海马体内注射,单剂量) 在 SD 大鼠模型中表现出对甘丙肽诱导的记忆缺陷的拮抗作用,具有减轻与阿尔茨海默病相关的认知缺陷的潜力[2]。 MCE has not independently confirmed the accuracy of these methods. They are for reference only. Animal Model: | ||||||
Sequence | Gly-Trp-Thr-Leu-Asn-Ser-Ala-Gly-Tyr-Leu-Leu-Gly-Pro-Pro-Pro-Ala-Leu-Ala-Leu-Ala-NH2 | ||||||
Shortening | GWTLNSAGYLLGPPPALALA-NH2 | ||||||
Formula | C95H146N22O24.xC2HF3O2 | ||||||
Molar Mass | 1980.31 (free base) | ||||||
Appearance | 固体 | ||||||
Transport | Room temperature in continental US; may vary elsewhere. | ||||||
Storage | Sealed storage, away from moisture
*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture) |
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Reference | [1]. Narváez JA, et al., The galanin receptor antagonist M40 blocks the central cardiovascular actions of the galanin N-terminal fragment (1-15). Eur J Pharmacol. 2000 Jul 7;399(2-3):197-203. [2]. McDonald MP, et al., Galanin inhibits performance on rodent memory tasks. Ann N Y Acad Sci. 1998 Dec 21;863:305-22. [3]. Branchek T, et al., Molecular biology and pharmacology of galanin receptors. Ann N Y Acad Sci. 1998 Dec 21;863:94-107. |