产品描述: | Telacebec (Q203, IAP6) 是一种新型抗结核药物,通过抑制分枝杆菌细胞色素 bc1 复合物来靶向结核分枝杆菌(Mycobacterium tuberculosis) 细胞能量的产生。Telacebec 对结核分枝杆菌 H37Rv 具有活性,在培养基中的 MIC50 为 2.7 nM |
靶点: |
Mycobacterium tuberculosis H37Rv:2.7 nM(MIC50);Antibacterial; Antibiotic |
体外研究: |
Telacebec (Q203) inhibits the growth of MDR and XDR M. tuberculosis clinical isolates in culture broth medium in the low nanomolar range. |
体内研究: |
Telacebec (Q203) is efficacious in a mouse model of tuberculosis at a dose less than 1 mg/kg body weight and displays pharmacokinetic and safety profiles compatible with once-daily dosing. |
细胞实验: |
Cell lines: Raw 264.7 cells Concentrations: 0.1 nM-100 µM Incubation Time: -- Method: Telacebec (Q203) are incubated with macrophages previously. Raw 264.7 cells (American Type Culture Collection TIB-71) were infected with M. tuberculosis H37Rv-GFP at a multiplicity of infection of 2:1 and dispensed into plates. After 5 d of infection, macrophages were stained with Syto 60 for Image acquisition. |
动物实验: |
Animal Models: A high dose of M. tuberculosis H37Rv infected-acute tuberculosis BALB/c mouse model Dosages: 0.4, 2, 10 mg/kg Administration: Oral gavage |
参考文献: |
1. Veronique R de Jager, et al. Telacebec (Q203), a New Antituberculosis Agent. N Engl J Med. 2020 Mar 26;382(13):1280-1281. 2. Kevin Pethe, et al. Discovery of Q203, a potent clinical candidate for the treatment of tuberculosis. Nat Med. 2013 Sep;19(9):1157-60. |
溶解性: |
Soluble in DMSO、Ethanol |
保存条件: |
-20℃ |
配置溶液浓度参考: |
|
1mg |
5mg |
10mg |
1 mM |
1.795 ml |
8.977 ml |
17.953 ml |
5 mM |
0.359 ml |
1.795 ml |
3.591 ml |
10 mM |
0.18 ml |
0.898 ml |
1.795 ml |
50 mM |
0.036 ml |
0.18 ml |
0.359 ml |
|
注意: |
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