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    • MK-8776 (SCH 900776)

      MK-8776 (SCH 900776)是一種選擇性Chk1抑制劑,無(wú)細(xì)胞試驗(yàn)中IC50為3 nM,比作用于Chk2選擇性高500倍。Phase 2。

      MK-8776 (SCH 900776) Chemical Structure

      MK-8776 (SCH 900776) Chemical Structure

      CAS: 891494-63-6

      規(guī)格 價(jià)格 庫(kù)存 購(gòu)買數(shù)量
      10mM (1mL in DMSO) 1921.21 現(xiàn)貨
      5mg 1733.35 現(xiàn)貨
      10mg 3015.42 現(xiàn)貨
      50mg 7966.05 現(xiàn)貨
      500mg 16134.3 現(xiàn)貨
      1g 39900 現(xiàn)貨
      更大包裝 有超大折扣

      400-668-6834

      [email protected]

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      MK-8776 (SCH 900776)相關(guān)產(chǎn)品

      相關(guān)信號(hào)通路圖

      細(xì)胞實(shí)驗(yàn)數(shù)據(jù)示例

      細(xì)胞系 實(shí)驗(yàn)類型 給藥濃度 孵育時(shí)間 活性描述 文獻(xiàn)信息(PMID)
      U2OS Function Assay 1 μM 24 h abrogates of cell cycle arrest? 22510560
      HCT116 Function Assay 1 μM 24 h abrogates of cell cycle arrest? 22510560
      ML-1 Apoptosis Assay 25/50/100 nM 24 h enhances cytarabine-induced apoptosis 22869869
      HL-60 Apoptosis Assay 30/100/300 nM 24 h enhances cytarabine-induced apoptosis 22869869
      U937 Function Assay 100-500 nM 4 h? induces increased phosphorylation of H2AX 22869869
      U937 Function Assay 100 nM 4 h? reverses the cytarabine-induced inhibition of?3H-thymidine incorporation into DNA 22869869
      U937 Function Assay 100-500 nM 4 h? decreases the cytarabine-induced Chk1 autophosphorylation at Ser296?and prevents Cdc25A downregulation 22869869
      U2OS? Growth Inhibition Assay 0-10 μM 24/48 h inhibits cell growth dose dependently 22937147
      HMEC Cell Viability Assay 500 nM 72 h results in G1/S-phase accumulation combined with MK-1775 23148684
      HRE Cell Viability Assay 500 nM 72 h results in G1/S-phase accumulation combined with MK-1775 23148684
      Su.86.86 Cell Viability Assay 500 nM 72 h results in G1/S-phase accumulation combined with MK-1775 23148684
      H2009 Cell Viability Assay 500 nM 72 h results in G1/S-phase accumulation combined with MK-1775 23148684
      HCC2998 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      U20S Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      A498 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      TK10 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      AsPC-1 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      H23 Growth Inhibition Assay 500 nM 24 h enhances the chemosensitization to PMX 24113549
      H1437 Growth Inhibition Assay 500 nM 24 h enhances the chemosensitization to PMX 24113549
      H1993 Growth Inhibition Assay 500 nM 24 h enhances the chemosensitization to PMX 24113549
      H1299 Growth Inhibition Assay 500 nM 24 h enhances the chemosensitization to PMX 24113549
      MiaPaCa-2 Growth Inhibition Assay 10-1000 nM 24-48h enhances the chemosensitization to 23804422
      BxPC-3 Growth Inhibition Assay 10-1000 nM 24-48h enhances the chemosensitization to 23804422
      U2OS? Function Assay 2 μM 0-24 h induces phosphorylation of Chk1 at serine 345 at both concentrations as early as 2 h after administration 22937147
      A2058? Cell Viability Assay 37.5-300 nM 72 h reduces the MK-1775 EC50?by 5-fold to an average of 45 nM 23148684
      MOLM-13? Apoptosis Assay 100-700 nM 48 h induces apoptosis dose dependently 23536721
      U937 Apoptosis Assay 100-700 nM 48 h induces apoptosis dose dependently 23536721
      MV-4-11 Apoptosis Assay 100-700 nM 48 h induces apoptosis dose dependently 23536721
      OVCAR-8 Growth Inhibition Assay 0.3 μM 8 d sensitizes the cell lines to 23548269
      U251 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      HCT115 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      SW620 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      IGROV-1 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      HCT116 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      MCF10A Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      MiaPaCa-2 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      MDA-MB-231 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      U87 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      MDA-MB-435 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      SNB19 Growth Inhibition Assay 200/2000 nM 24 h decreases the IC50 of 24359526
      AsPC-1 Growth Inhibition Assay 10-1000 nM 24-48h enhances the chemosensitization to 23804422
      SKOV3 Growth Inhibition Assay 0.3 μM 8 d sensitizes the cell lines to 23548269
      Sf9 Function assay Inhibition of recombinant CDK2/Cyclin A expressed in insect Sf9 cells assessed as inhibition of [33P]-ATP incorporation into biotinylated histone H1 after 1 hr by liquid scintillation counting, IC50 = 0.16 μM. 21094607
      點(diǎn)擊查看更多細(xì)胞系數(shù)據(jù)

      生物活性

      產(chǎn)品描述 MK-8776 (SCH 900776)是一種選擇性Chk1抑制劑,無(wú)細(xì)胞試驗(yàn)中IC50為3 nM,比作用于Chk2選擇性高500倍。Phase 2。
      靶點(diǎn)
      Chk1 [1]
      (Cell-free assay)
      CDK2 [1]
      (Cell-free assay)
      3 nM 0.16 μM
      體外研究(In Vitro)
      體外研究活性

      SCH 900776是Chk2和CDK2的低效抑制劑,IC50分別為1.5 μM 和 0.16 μM。SCH 900776對(duì)細(xì)胞色素P450人肝微粒體亞型1A2,2C9,2C19,2D6,和3A4沒(méi)有顯著的抑制作用。羥基脲下暴露24小時(shí)后,SCH 900776誘導(dǎo)DNA復(fù)制能力劑量依賴性損失。SCH 900776增強(qiáng)γ-H2AX對(duì)羥基脲,5-氟尿嘧啶,和阿糖孢苷的響應(yīng)。與抗代謝物結(jié)合,SCH 900776在2小時(shí)內(nèi)誘導(dǎo)γ-H2AX的累積,表明復(fù)制叉瓦解,并且雙鏈DNA斷裂。此外,SCH 900776以劑量依賴的方式抑制Chk1 pS296自磷酸化的積累。增殖的WS1細(xì)胞暴露于SCH 900776,與Chk1 pS345快速的,劑量依賴性聚集相關(guān),表明正常細(xì)胞的循環(huán)群誘導(dǎo)Chk1 pS345在暴露于SCH 900776后,是一部分無(wú)效循環(huán),這也許通過(guò)AT-家族激酶和DNA-PK驅(qū)動(dòng)。[1]

      實(shí)驗(yàn)圖片 檢測(cè)方法 檢測(cè)指標(biāo) 實(shí)驗(yàn)圖片 PMID
      Western blot Cyclin E / pY15-CDK / γH2AX p-chk1(ser345) / CDC25A 26595527
      體內(nèi)研究(In Vivo)
      體內(nèi)研究活性

      遞增劑量的SCH 900776 (16 mg/kg和32 mg/kg)誘導(dǎo)腫瘤響應(yīng)持續(xù)改進(jìn)。重要的是,在BALB/c 小鼠體內(nèi),SCH 900776的劑量與強(qiáng)的生物標(biāo)志物活化相關(guān),而提高的腫瘤響應(yīng)對(duì)血液學(xué)指標(biāo)增強(qiáng)的毒性無(wú)關(guān)。[1]

      動(dòng)物實(shí)驗(yàn) Animal Models 皮下注射A2780 或 MiaPaCa2細(xì)胞的額雌性裸鼠
      Dosages ~50 mg/kg
      Administration 腹腔內(nèi)注射
      NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
      NCT00779584 Completed
      Hodgkin Disease|Lymphoma Non-Hodgkin|Neoplasms
      Merck Sharp & Dohme LLC
      October 17 2008 Phase 1
      • https://pubmed.ncbi.nlm.nih.gov/21321066/
      • https://pubmed.ncbi.nlm.nih.gov/22203733/
      • https://pubmed.ncbi.nlm.nih.gov/22869869/
      • https://pubmed.ncbi.nlm.nih.gov/34267371/

      化學(xué)信息&溶解度

      分子量 376.25 分子式

      C15H18BrN7

      CAS號(hào) 891494-63-6 SDF Download MK-8776 (SCH 900776) SDF
      Smiles CN1C=C(C=N1)C2=C3N=C(C(=C(N3N=C2)N)Br)C4CCCNC4
      儲(chǔ)存條件(自收到貨起)

      體外溶解度
      批次:

      DMSO : 75 mg/mL ( (199.33 mM) ;DMSO吸濕會(huì)降低化合物溶解度,請(qǐng)使用新開(kāi)封DMSO)

      Water : Insoluble

      Ethanol : Insoluble

      摩爾濃度計(jì)算器

      體內(nèi)溶解配方
      批次:

      現(xiàn)配現(xiàn)用,請(qǐng)按從左到右的順序依次添加,澄清后再加入下一溶劑

      動(dòng)物體內(nèi)配方計(jì)算器

      實(shí)驗(yàn)計(jì)算

      摩爾濃度計(jì)算器

      質(zhì)量 濃度 體積 分子量

      動(dòng)物體內(nèi)配方計(jì)算器(澄清溶液)

      第一步:請(qǐng)輸入基本實(shí)驗(yàn)信息(考慮到實(shí)驗(yàn)過(guò)程中的損耗,建議多配一只動(dòng)物的藥量)

      mg/kg g μL

      第二步:請(qǐng)輸入動(dòng)物體內(nèi)配方組成(配方適用于不溶于水的藥物;不同批次藥物配方比例不同,請(qǐng)聯(lián)系Selleck為您提供正確的澄清溶液配方)

      % DMSO % % Tween 80 % ddH2O
      %DMSO %

      計(jì)算結(jié)果:

      工作液濃度: mg/ml;

      DMSO母液配制方法: mg 藥物溶于μL DMSO溶液(母液濃度mg/mL,:如該濃度超過(guò)該批次藥物DMSO溶解度,請(qǐng)先聯(lián)系Selleck);

      體內(nèi)配方配制方法:μL DMSO母液,加入μL PEG300,混勻澄清后加入μL Tween 80,混勻澄清后加入μL ddH2O,混勻澄清。

      體內(nèi)配方配制方法:μL DMSO母液,加入μL Corn oil,混勻澄清。

      注意:1. 首先保證母液是澄清的;
      2.一定要按照順序依次將溶劑加入,進(jìn)行下一步操作之前必須保證上一步操作得到的是澄清的溶液,可采用渦旋、超聲或水浴加熱等物理方法助溶。

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      常見(jiàn)問(wèn)題及建議解決方法

      問(wèn)題 1:
      I would like to know whether your product S2735 is the optically pure R enantiomer or whether it is a racemic mix.

      回答:
      Our S2735 MK-8776 (SCH 900776) is R enantiomer.

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