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L48H37
本产品不向个人销售,仅用作科学研究,不用于任何人体实验及非科研性质的动物实验。
L48H37图片
CAS NO:343307-76-6
包装与价格:
包装价格(元)
5mg电议
10mg电议
25mg电议
50mg电议
100mg电议
200mg电议
500mg电议

产品介绍
L48H37 是一种化学稳定性提高了的姜黄素 (HY-N0005) 类似物。L48H37 是一种有效且特异性的髓系分化蛋白 2 (MD2) 抑制剂,抑制 LPS-TLR4/MD2 的相互作用和信号转导。L48H37 用于脓毒症或肺损伤的相关研究。
生物活性

L48H37 is an analog of Curcumin (HY-N0005) with improved chemical stability. L48H37 is a potent and specificmyeloid differentiation protein 2 (MD2)inhibitor and inhibits the interaction and signaling transduction of LPS-TLR4/MD2. L48H37 is used for the research of sepsis or lung injury treatment[1].

IC50& Target

TLR4

 

体外研究
(In Vitro)

L48H37 inhibits LPS-induced inflammation, particularly TNF-α and IL-6 production and gene expression in mouse macrophages[1].
L48H37 (0-20 μM; 24 hours) decreases the viability of A549 and H460 cells with IC50values of 5.3 μM and 2.3 μM, respectively, which is more effective compared to curcumin in lung cancer cells. It shows a low cytotoxicity on normal human lung epithelial cells (BEAS-2B) with IC50 of 21 μM[2].
L48H37 (1, 2, or 4 μM; 16 hours) dose‐dependently inhibited the expression of p‐Cdc2 and Cdc2, and increases the expression of p53. It also shows increased levels of cleaved poly (ADP‐ ibosyl) polymerase (PARP) and reduced levels of anti‐apoptotic protein Bcl‐2 in H460 and A549 cells[2].
L48H37 (4 μM; 16 hours) rapidly induces intracellular ROS levels dose-dependently as detected by increased DCF levels in H460 and A549 cells[2].

Cell Viability Assay[2]

Cell Line:A549 and H460 cells; BEAS-2B cells
Concentration:0.625, 1.25, 2.5, 5, 7.5, 10, and 20 μM
Incubation Time:24 hours
Result:Inhibited lung cancer cells growth in a concentration-dependent manner.

Western Blot Analysis[2]

Cell Line:A549 and H460 cells
Concentration:0.625, 1.25, 2.5, 5, 7.5, 10, and 20 μM
Incubation Time:24 hours
Result:Decreased p‐Cdc2, Cdc2, and Bcl‐2 expression in 2 lung cancer cells.
体内研究
(In Vivo)

L48H37 (intraperitoneal injection; 5 mg or 10 mg/kg; once daily; 11‐day ) inhibits H460 xenograft tumor growth and exhibits anti‐ umor activity in mice[1].

Animal Model:5‐week‐old athymic BALB/cA nu/nu female mice (18‐22 g)[2]
Dosage:5 mg or 10 mg/kg
Administration:Intraperitoneal injection; once daily; 11‐day
Result:Reduced tumor wet weights as compared to vehicle control.
Decreased the levels of p‐STAT3, and increased the levels of p‐EIF2α and ATF4 in vivo.
Exhibited no significant structural changes in mice.
分子量

483.55

性状

Solid

Formula

C27H33NO7

CAS 号

343307-76-6

运输条件

Room temperature in continental US; may vary elsewhere.

储存方式

4°C, protect from light

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

溶解性数据
In Vitro: 

DMSO : 50 mg/mL(103.40 mM;Need ultrasonic)

配制储备液
浓度溶剂体积质量1 mg5 mg10 mg
1 mM2.0680 mL10.3402 mL20.6804 mL
5 mM0.4136 mL2.0680 mL4.1361 mL
10 mM0.2068 mL1.0340 mL2.0680 mL
*

请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;一旦配成溶液,请分装保存,避免反复冻融造成的产品失效
储备液的保存方式和期限:-80℃, 6 months; -20℃, 1 month (protect from light)。-80℃ 储存时,请在 6 个月内使用,-20℃ 储存时,请在 1 个月内使用。