中文名稱:維莫德吉 | 英文名稱:Vismodegib |
CAS:879085-55-9 | 品牌: TargetMol |
產(chǎn)地: 美國 | 保存條件: Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
純度規(guī)格: 99.99% | 產(chǎn)品類別: 抑制劑 |
貨號: T2590 |
名稱 | Vismodegib |
描述 | Vismodegib (GDC-0449) is a hedgehog pathway inhibitor (IC50: 3 nM). It also inhibits P-gp (IC50: 3.0 μM), ABCG2 (IC50: 1.4 μM). |
細胞實驗 | MDCKII cells were plated into 24-well plates at a density of 3 x 10^5 cells per well and were allowed to attach. The medium was then changed to that containing different drugs (50 μM VP, 50 μM indomethacin, or 20 μM Vismodegib) in DMSO or DMSO alone as control, and nonfluorescent calcein-AM was added to a final concentration of 1.0 μM and incubated at 37°C for 2 hours. Cells were then washed twice with Ca2+, Mg2+-containing Hank's balanced salt solution buffer and lysed by shaking in 0.01% Triton X-100 in PBS buffer for 1 hour at room temperature or overnight at 4°C. The lysate was then transferred into 96-well plates, and the fluorescence signal caused by the cell-derived calcein was quantified spectrophotometrically with a SpectraMax M5 Multi-Detection Reader using an excitation wavelength of 495 nm and an emission wavelength of 515 nm. All manipulations were performed in the dark. All readings are expressed as mean ± SEM normalized to the control [2]. |
動物實驗 | Female CD-1 nude mice (weighing 25–28 g) were administered oral doses of 5, 15, 50, and 100 mg/kg (free base equivalent) of vismodegib hydrochloride salt in 0.5% methylcellulose/0.2% Tween 80 (MCT). Blood samples (~1 mL) were collected up to 24 hours postdose via cardiac puncture (terminal collection) into tubes containing potassium ethylenediaminetetraacetic acid (K2EDTA) anticoagulant. Immediately on the collection, the blood was mixed with K2EDTA and stored on ice. Within 30 minutes, blood samples were centrifuged at approximately 1000 to 1500 × g for 5 minutes at 4°C, and plasma was harvested. The plasma samples were stored at ?80°C until analysis. Concentrations of vismodegib were determined by LC/MS/MS as described previously [4]. |
體外活性 | Vismodegib (GDC-0449) 是針對兩種ABC轉(zhuǎn)運蛋白,ABCG2/BCRP 和 ABCB1/Pgp 的強效抑制劑,并對 ABCC1/MRP1 表現(xiàn)出溫和的抑制作用。在過表達ABCG2 的HEK293細胞中,Vismodegib 增加了熒光ABCG2底物BODIPY-prazosin的保留,并使這些細胞重新對抗腫瘤藥物mitoxantrone敏感。此外,Vismodegib 還使過表達ABCG2的人類非小細胞肺癌細胞 NCI-H460/par 和 NCI-H460/MX20 對mitoxantrone、topotecan 或 SN-38 重新敏感。Vismodegib 抑制ABCG2 和 Pgp 的IC(50) 值分別約為1.4 μM 和約3.0 μM [2]。在對順鉑敏感和耐藥的細胞中,GDC-0449 均抑制了細胞生長。在這兩種細胞類型中,GDC-0449 增加了[Ca(2+)](cyto) 并減少了內(nèi)質(zhì)網(wǎng)中的[Ca(2+)](ER) [3]。 |
體內(nèi)活性 | 經(jīng)口給予vismodegib在Ptch(+/-)同種異體移植的小腦髓質(zhì)瘤模型中,當劑量≥25 mg/kg時可引起腫瘤退縮。在兩種配體依賴的CRC模型D5123和1040830中,vismodegib劑量高達92 mg/kg并每日兩次給藥時可抑制腫瘤生長。通過分析Hh通路活性和PK/PD建模顯示,vismodegib在這兩種模型中抑制Gli1的IC(50)相似(分別為0.165 μmol/L ±11.5%和0.267 μmol/L ±4.83%)。該路徑調(diào)控與療效的關(guān)聯(lián)通過一個整合的PK/PD模型揭示,其中vismodegib活性> 50%與Hh路徑>80%的抑制呈陡峭關(guān)系[4]。 |
存儲條件 | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
溶解度 | DMSO : 50 mg/mL (118.68 mM) Ethanol : Insoluble H2O : Insoluble |
關(guān)鍵字 | GDC0449 | Hedgehog | Inhibitor | RG3616 | Vismodegib | inhibit | RG-3616 | Autophagy | GDC 0449 |
相關(guān)產(chǎn)品 | Guanidine hydrochloride | Naringin | Valproic Acid | Taurine | Gefitinib | Aceglutamide | Hydroxychloroquine | Curcumin | Stavudine | Salicylic acid | Paeonol | Sodium 4-phenylbutyrate |
相關(guān)庫 | 抑制劑庫 | 抗癌上市藥物庫 | EMA 上市藥物庫 | 抗衰老化合物庫 | 離子通道庫 | FDA 上市藥物庫 | 抗癌臨床化合物庫 |
成立日期 | 2013-04-18 (12年) | 注冊資本 | 566.2651萬人民幣 |
員工人數(shù) | 100-500人 | 年營業(yè)額 | ¥ 1億以上 |
主營行業(yè) | 化學(xué)試劑,生物活性小分子 | 經(jīng)營模式 | 貿(mào)易,試劑,定制,服務(wù) |
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