SL-327
mRNA synthesis
In vitro transcription of capped mRNA with modified nucleotides and Poly(A) tail
Tyramide Signal Amplification (TSA)
TSA (Tyramide Signal Amplification), used for signal amplification of ISH, IHC and IC etc.
Phos Binding Reagent Acrylamide
Separation of phosphorylated and non-phosphorylated proteins without phospho-specific antibody
Cell Counting Kit-8 (CCK-8)
A convenient and sensitive way for cell proliferation assay and cytotoxicity assay
SYBR Safe DNA Gel Stain
Safe and sensitive stain for visualization of DNA or RNA in agarose or acrylamide gels.
Inhibitor Cocktails
Protect the integrity of proteins from multiple proteases and phosphatases for different applications.
SL-327是一种选择性的MEK1和MEK2抑制剂,IC50值分别为0.18和0.22 μM。
MEK1和MEK2(ERK)是一种激酶,可使丝裂原活化蛋白激酶(MAPK)磷酸化。胞外信号调节激酶(ERK)的活性对联想学习任务的获得至关重要。
在成年雄性CD-1小鼠中,SL-327可抑制可卡因诱导的细胞核中Pp-ERK免疫染色。SL-327预处理可抑制细胞核中c-Fos的表达,并抑制所有杏仁核(称作LA、BLA、BMP、Ce和MePD)中ERK的活化[1]。在吗啡预处理的大鼠中,SL-327可提高(58%)吗啡诱导的精神运动致敏(SW3),完全阻止SW3中p-PEA-15、p-FADD和p-Akt1上调[2]。在成年雄性DBA/2J小鼠中,SL-327显著地减少40%的运动皮层和背侧纹状体中pERK的水平[3]。在大鼠模型中,SL-327抑制MAPK/ERK级联反应,阻止LTP依赖的基因诱导及CREB和Elk-1磷酸化,导致LTP迅速衰减[4]。
参考文献:
[1]. Radwanska K, Caboche J, Kaczmarek L. Extracellular signal-regulated kinases (ERKs) modulate cocaine-induced gene expression in the mouse amygdala. Eur J Neurosci, 2005, 22(4): 939-948.
[2]. Ramos-Miguel A, Esteban S, García-Sevilla JA. The time course of unconditioned morphine-induced psychomotor sensitization mirrors the phosphorylation of FADD and MEK/ERK in rat striatum: role of PEA-15 as a FADD-ERK binding partner in striatal plasticity. Eur Neuropsychopharmacol, 2010, 20(1): 49-64.
[3]. Groblewski PA, Franken FH, Cunningham CL. Inhibition of extracellular signal-regulated kinase (ERK) activity with SL327 does not prevent acquisition, expression, and extinction of ethanol-seeking behavior in mice. Behav Brain Res, 2011, 217(2): 399-407.
[4]. Davis S, Vanhoutte P, Pages C, et al. The MAPK/ERK cascade targets both Elk-1 and cAMP response element-binding protein to control long-term potentiation-dependent gene expression in the dentate gyrus in vivo. J Neurosci, 2000, 20(12): 4563-4572.
2. Kim JW, Ko MJ, et al. "Social support rescues acute stress-induced cognitive impairments by modulating ERK1/2 phosphorylation in adolescent mice." Sci Rep. 2018 Aug 13;8(1):12003. PMID:30104581
Storage | Store at -20°C |
M.Wt | 335.35 |
Cas No. | 305350-87-2 |
Formula | C16H12F3N3S |
Solubility | insoluble in H2O; insoluble in EtOH; ≥16.75 mg/mL in DMSO |
Chemical Name | (Z)-3-amino-3-(4-aminophenyl)sulfanyl-2-[2-(trifluoromethyl)phenyl]prop-2-enenitrile |
SDF | Download SDF |
Canonical SMILES | C1=CC=C(C(=C1)C(=C(N)SC2=CC=C(C=C2)N)C#N)C(F)(F)F |
运输条件 | 蓝冰运输或根据您的需求运输。 |
一般建议 | 不同厂家不同批次产品溶解度各有差异,仅做参考。若实验所需浓度过大至产品溶解极限,请添加助溶剂助溶或自行调整浓度。溶液形式一般不宜长期储存,请尽快用完。 |
激酶实验 [1]: | |
结合实验 |
将裂解物(100μg/样品)在4℃的摇摆平台上与10μg抗MAPKAP激酶-2抗体一起温育。3小时后,加入50 μl蛋白质A/G琼脂糖浆液,并将管在4℃下摇动另外1小时。琼脂糖珠在1500×g离心5分钟后沉淀,用裂解缓冲液洗涤3次,用20 mM Hepes的pH7.0缓冲液洗涤一次。将免疫沉淀重悬于75 μl激酶测定缓冲液,缓冲液含有20 mM Hepes、pH 7.0、5 mM 2-巯基乙醇、10 mM MgCl2、0.1 mg/ml牛血清白蛋白、含有2 μg hsp27通过加入10 μM ATP加10μCi的[γ-33P] ATP(PerkinElmer Life Sciences)引发激酶反应,并在25℃温育30分钟。通过加入Laemmli SDS样品缓冲液终止反应,煮沸 5分钟,在12%Tris-甘氨酸凝胶上电泳,干燥,并使用Molecular Dynamics phosphorimager定量。 |
动物实验 [2,3]: | |
动物模型 |
成年雄性CD-1小鼠,吗啡预处理大鼠 |
溶解方法 |
该化合物在DMSO中的溶解度大于16.8 mg/mL。若获取更高浓度的溶液,可在37℃下孵育10分钟,随后在超声波浴中摇匀。-20℃以下可储存数月。 |
给药剂量 |
50 mg/kg,在注射前立即在水和DMSO中1:1稀释,腹腔注射 |
应用 |
在成年雄性CD-1小鼠中,腹腔注射SL-327(50 mg/kg)抑制在可卡因诱导的细胞核中Pp-ERK的免疫染色。腹腔注射SL-327(50 mg/kg)预处理抑制核中的c-Fos表达,并抑制所有杏仁核内ERK的活化。在吗啡预处理的大鼠中,腹腔注射SL-327(20 mg/kg)增加(58%)吗啡诱导的精神运动致敏(SW3)的表达,并完全阻止SW3中p-PEA-15、p-FADD和 p-Akt1的上调。 |
注意事项 |
由于实验环境的不同,实际溶解度可能与理论值略有不同,请测试室内所有化合物的溶解度。 |
References: [1]. Scherle P A, Ma W, Lim H, et al. Regulation of Cyclooxygenase-2 Induction in the Mouse Uterus During Decidualization AN EVENT OF EARLY PREGNANCY[J]. Journal of Biological Chemistry, 2000, 275(47): 37086-37092. [2]. Radwanska K, Caboche J, Kaczmarek L. Extracellular signal‐regulated kinases (ERKs) modulate cocaine‐induced gene expression in the mouse amygdala[J]. European Journal of Neuroscience, 2005, 22(4): 939-948. [3] Ramos-Miguel A, Esteban S, García-Sevilla J A. The time course of unconditioned morphine-induced psychomotor sensitization mirrors the phosphorylation of FADD and MEK/ERK in rat striatum: role of PEA-15 as a FADD-ERK binding partner in striatal plasticity[J]. European Neuropsychopharmacology, 2010, 20(1): 49-64. |
Description | SL-327是一种选择性的MEK1和MEK2抑制剂,IC50值分别为0.18和0.22 μM。 | |||||
靶点 | MEK1 | MEK2 | ||||
IC50 | 0.18 μM | 0.22 μM |
质量控制和MSDS
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