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42424-50-0

中文名称 双链聚肌胞
英文名称 POLYINOSINIC-POLYCYTIDYLIC ACID SODIUM SALT
CAS 42424-50-0
分子式 C19H27N7O16P2
分子量 671.41
MOL 文件 42424-50-0.mol
更新日期 2024/05/28 11:47:49
42424-50-0 结构式 42424-50-0 结构式

基本信息

中文别名
双链聚肌胞
双链聚肌胞溶液
双链聚肌胞钠盐
聚肌苷酸-聚胞苷酸钠盐
聚肌苷 - 聚胞苷酸钠盐
卡那霉素-聚肌胞钠盐复合物
聚肌胞溶液(双链聚肌胞溶液)
POLYI:C双链聚肌胞钠盐
6.双链聚肌胞(POLYI:C .)
英文别名
Poly(I) •
Poly(I:C) sodium
POLY I POLY C, NA
Polymyocyte sodium salt
POLY[I] POLY[C] SODIUM SALT
polyinosinic-polycytidylic acid sodium
polyI-polyC sodium salt compound solution
POLYINOSINIC-POLYCYTIDYLIC ACID SODIUM SALT
POLYINOSINIC ACID POLYCYTIDYLIC ACID, SODIUM SALT
POLYINOSINIC ACID + POLYCYTIDYLIC ACID, SODIUM SALT
所属类别
生物化工:生物反应调节剂

物理化学性质

储存条件−20°C
储存条件−20°C
溶解度H2O:可溶,10mg/mL
形态冻干粉
水溶解性Water : 10 mg/mL (Need ultrasonic and warming)

应用领域

用途1
一种可作为在TLR3水平对细胞信号转导进行研究的模型RNA的双链均聚物。也是一种TRIF依赖性toll样受体-3(TLR3)配体。

安全数据

安全说明22-24/25
WGK Germany3
WGK Germany3
RTECS号TR0175000

常见问题列表

生物活性
Polyinosinic-polycytidylic acid sodium (Poly(I:C) sodium) 是双链 RNA 的合成类似物,是一种 TLR3 和视黄酸诱导型基因 I 受体 (RIG-I 和 MDA5) 的激动剂。Polyinosinic-polycytidylic acid sodium 可以用作疫苗佐剂,以增强先天性和适应性免疫反应,并改变肿瘤的微环境,还可以直接触发癌细胞发生凋亡。
靶点

TLR3, RIG-I, MDA5, apoptosis

体外研究

Polyinosinic-polycytidylic acid (20 ng/mL; 24 hours; WM793, WM278, WM239A, WM9 and 1205Lu cells) treatment strongly reduces viability from 100% in controls to 20%–50% within 24 hours.
Polyinosinic-polycytidylic acid (200 ng/mL; 24 hours; 1205Lu cells) treatment induces apoptosis in 1205Lu cells.
Polyinosinic-polycytidylic acid (3 ng/mL; 24 hours; 1205Lu cells) treatment induces IFN-β expression in melanoma cells. Silencing of RIG-I and MDA-5 confirmed that induction of IFN-β by Polyinosinic-polycytidylic acid required RIG-I and MDA-5, respectively, and that required IPS-1.
Polyinosinic-polycytidylic acid (5 ng/mL; 24 hours; 1205Lu cells) treatment reveals active subunits of caspase-9 and caspase-8 in melanoma cells.
Polyinosinic-polycytidylic acid sodium is prepared for injection by resuspending in sterile saline, heating to 50 °C at a concentration of 2 mg/ml to ensure complete solubilisation and then allowing to cool naturally to room temperature to ensure proper annealing of double-stranded RNA. Poly I:C is stored at -20 °C until use.

Cell Viability Assay

Cell Line: WM793, WM278, WM239A, WM9 and 1205Lu cells
Concentration: 20 ng/mL
Incubation Time: 24 hours
Result: Strongly reduced viability from 100% in controls to 20%–50% within 24 hours.

Apoptosis Analysis

Cell Line: 1205Lu cells
Concentration: 200 ng/mL
Incubation Time: 24 hours
Result: Induced apoptosis in 1205Lu cells.

RT-PCR

Cell Line: 1205Lu cells
Concentration: 3 ng/mL
Incubation Time: 24 hours
Result: Induced IFN-β expression in melanoma cells.

Western Blot Analysis

Cell Line: 1205Lu cells
Concentration: 5 ng/mL
Incubation Time: 24 hours
Result: Revealed active subunits of caspase-9 and caspase-8 in melanoma cells.
体内研究

Polyinosinic-polycytidylic acid treatment inhibits tumor growth in NOD/SCID immunodeficient mice injected with 1205Lu cells. The level of human DNA is 50% lower in mice treated with Polyinosinic-polycytidylic acid.

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