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Losartan

氯沙坦
Catalog No.
B1072
血管紧张素II受体拮抗剂
组合的产品项目
规格价格库存 数量
1g
¥ 436.00
Ship with 10-15 days
5g
¥ 1,036.00
Ship with 10-15 days

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A

背景

Losartan is an angiotensin II receptor antagonist, competes with the binding of angiotensin II to AT1 receptors with IC50 of 20 nM.

化学属性

Physical AppearanceA solid
StorageStore at -20°C
M.Wt422.91
Cas No.114798-26-4
FormulaC22H23ClN6O
Solubility≥2.48 mg/mL in H2O with gentle warming and ultrasonic; ≥2.9 mg/mL in EtOH with gentle warming; ≥84.6 mg/mL in DMSO
Chemical Name[2-butyl-5-chloro-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazol-4-yl]methanol
SDFDownload SDF
Canonical SMILESCCCCC1=NC(=C(N1CC2=CC=C(C=C2)C3=CC=CC=C3C4=NNN=N4)CO)Cl
运输条件 蓝冰运输或根据您的需求运输。
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试验操作

Cell experiment:[1]

Cell lines

Vascular smooth muscle cells (VSMCs)

Reaction Conditions

0, 1, 5, 10 μM losartan for 48 h incubation

Applications

Losartan dose-dependently decreased the angiotensin Ⅱ (Ang Ⅱ)- or 15% fetal bovine serum (FBS)-induced VSMC proliferation by inhibiting the expression of cell cycle associated proteins, such as p-Rb, cyclin D, and cyclin E.

Animal experiment:[2]

Animal models

Wistar-Kyoto (WKY) rats and stroke-prone, spontaneously hypertensive rats (SHR-SP)

Dosage form

10 mg/kg/day

Administered by oral route for 2 weeks

Applications

In SHR-SP, losartan decreased systolic blood pressure, increased the number of circulating endothelial progenitor cells (EPCs) and colony formation, and inhibited oxidation. In addition, losartan was able to stimulated EPC migration. These data suggest that losartan can improve the proliferation and function of EPCs in hypertension, with the potential to repair hypertensive vascular injuries.

Note

The technical data provided above is for reference only.

References:

1. Kim JE, Choi HC. Losartan inhibits vascular smooth muscle cell proliferation through activation of AMP-activated protein kinase. The Korean Journal of Physiology & Pharmacology, 2010, 14(5): 299-304.

2. Yao EH, Fukuda N, Matsumoto T, et al. Losartan improves the impaired function of endothelial progenitor cells in hypertension via an antioxidant effect. Hypertension Research, 2007, 30(11): 1119-1128.

质量控制

化学结构

Losartan