PS-1145
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.
IC50为88 nM。
PS-1145是一种IkappaB激酶(IKK)抑制剂。
IκB激酶是参与扩增细胞对炎症应答的一种酶复合物。据报道,该酶复合物是上游NF-κB信号转导级联的一部分。
体外:之前的研究发现, PS-1145在MM细胞中可以剂量和时间依赖性地阻断TNFalpha诱导的NF-kappaB激活,上调IkappaBalpha蛋白,增强对NF-kappaB活化的阻断。此外,PS-1145阻断IL-6对Dex诱导的细胞凋亡的保护作用,并抑制TNFalpha诱导的ICAM-1表达。此外,PS-1145抑制由MM细胞粘附引发的BMSCs的IL-6分泌,并抑制粘附于BMSC的MM细胞的增殖。然而,PS-1145只能部分抑制MM细胞增殖。重要的是,TNFalpha在PS-1145存在下诱导MM细胞毒性[1]
体内:动物研究表明,PS-1145的静脉内应用可通过阻断NF-κB和VEGF活性,促进雄性Wistar大鼠DMBA诱导的皮肤肿瘤的直接凋亡[2]。
临床试验:到目前为止,PS-1145仍处于临床前研究阶段。
参考文献:
[1] Hideshima T,Chauhan D,Richardson P,Mitsiades C,Mitsiades N,Hayashi T,Munshi N,Dang L,Castro A,Palombella V,Adams J,Anderson KC. NF-kappa B as a therapeutic target in multiple myeloma. J Biol Chem.2002 May 10;277(19):16639-47.
[2] Rajmani RS,Gandham RK,Gupta SK,et al. Administration of IκB-kinase inhibitor PS1145 enhances apoptosis in DMBA-induced tumor in male Wistar rats. Cell Biol Int.2015 Nov;39(11):1317-28.
Physical Appearance | A solid |
Storage | Store at -20°C |
M.Wt | 322.75 |
Cas No. | 431898-65-6 |
Formula | C17H11ClN4O |
Solubility | ≥32.3 mg/mL in DMSO; insoluble in EtOH; insoluble in H2O |
Chemical Name | N-(6-chloro-9H-pyrido[3,4-b]indol-8-yl)nicotinamide |
SDF | Download SDF |
Canonical SMILES | ClC1=CC(C2=CC=NC=C2N3)=C3C(NC(C4=CN=CC=C4)=O)=C1 |
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。 |
质量控制和MSDS
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