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    • Talazoparib (BMN-673)

      別名: LT-673

      Talazoparib (BMN 673, LT-673)是一種新型的PARP抑制劑,無細胞試驗中對PARP1的IC50為0.57 nM。它也是有效的PARP-2抑制劑,但不抑制PARG,對PTEN突變型高度敏感。Phase 3。

      Talazoparib (BMN-673) Chemical Structure

      Talazoparib (BMN-673) Chemical Structure

      CAS: 1207456-01-6

      規(guī)格 價格 庫存 購買數(shù)量
      10mM (1mL in DMSO) 794.43 現(xiàn)貨
      10mg 1040.13 現(xiàn)貨
      50mg 3104.01 現(xiàn)貨
      200mg 7900 現(xiàn)貨
      更大包裝 有超大折扣

      400-668-6834

      [email protected]

      免費分裝
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      細胞實驗數(shù)據(jù)示例

      細胞系 實驗類型 給藥濃度 孵育時間 活性描述 文獻信息(PMID)
      BR5FVB1-Akt Apoptosis Assay 0.1-100 nM 72 h induces apoptosis 26047697
      BR5FVB1-Akt Growth Inhibition Assay 0.1-100 nM 24/48/72 h inhibits cell proliferation dose dependently 26047697
      LoVo Cytotoxicity assay 0.4 uM 5 days GI50 = 0.004 μM 26652717
      MX1 Function assay 1 mg/kg 2 ,8 and 24 hrs Decrease in PAR level in athymic nu/nu mouse xenografted with human MX1 cells at 1 mg/kg, po administered as single dose measured after 2 ,8 and 24 hrs by ELISA 26652717
      MX1 Antitumor assay 0.33 mg/kg 28 days Antitumor activity against BRCA1 deficient human MX1 cells xenografted in athymic nu/nu mouse at 0.33 mg/kg, po qd administered for 28 days 26652717
      MX1 Antitumor assay 0.165 mg/kg 28 days Antitumor activity against BRCA1 deficient human MX1 cells xenografted in athymic nu/nu mouse assessed as tumor growth inhibition at 0.165 mg/kg, po administered twice a day for 28 days 26652717
      Capan1 Function assay 0.1 uM 4 hrs Inhibition of PARP1 in BRCA2 deficient human Capan1 cells assessed as increase in PARP1-DNA trapping at 0.1 uM after 4 hrs by Western blot analysis 28692916
      MDA-MB-436 Function assay 1 uM 4 hrs Inhibition of PARP1 in BRCA1 deficient human MDA-MB-436 cells assessed as increase in PARP1-DNA trapping at 1 uM after 4 hrs by Western blot analysis 28692916
      MX1 Function assay 0.33 mg/kg Potentiation of carboplatin-induced tumor growth inhibition of BRCA1 deficient human MX1 cells xenografted in athymic nu/nu mouse at 0.33 mg/kg po and animals were treated with carboplatin at 35 mg/kg, ip on day 1 26652717
      LoVo Function assay 30 mins EC50 = 0.0025 μM 25761096
      LoVo Function assay 30 mins EC50 = 0.00251 μM 26652717
      MDA-MB-436 Antiproliferative assay 7 days IC50 = 0.0007 μM 28692916
      Capan1 Antiproliferative assay 7 days IC50 = 0.0018 μM 28692916
      VC8 Cytotoxicity assay 3 days IC50 = 0.0042 μM 28692916
      V79 Cytotoxicity assay 3 days IC50 = 5.0114 μM 28692916
      NALM-6 Growth Inhibition Assay IC50=49 nM 25263539
      CHLA-136 Growth Inhibition Assay IC50=14.2 nM 25263539
      CHLA-90 Growth Inhibition Assay IC50>?1,000 nM 25263539
      NB-EBc1 Growth Inhibition Assay IC50=25.8 nM 25263539
      NB-1643 Growth Inhibition Assay IC50=18.4 nM 25263539
      SJ-GBM2 Growth Inhibition Assay IC50=16.2 nM 25263539
      CHLA-258 Growth Inhibition Assay IC50=4.6 nM 25263539
      CHLA-10 Growth Inhibition Assay IC50=67.8 nM 25263539
      CHLA-9 Growth Inhibition Assay IC50=8.2 nM 25263539
      TC-71 Growth Inhibition Assay IC50=3.7 nM 25263539
      CHLA-266 Growth Inhibition Assay IC50>?1,000 nM 25263539
      BT-12 Growth Inhibition Assay IC50>?1,000 nM 25263539
      Rh30 Growth Inhibition Assay IC50=31.1 nM 25263539
      Rh18 Growth Inhibition Assay IC50=4.9 nM 25263539
      Rh41 Growth Inhibition Assay IC50=8.1 nM 25263539
      RD Growth Inhibition Assay IC50=8.7 nM 25263539
      MIA PaCa-2 Growth Inhibition Assay IC50=58.23?±?8.1?μM? 25864590
      Capan-1 Growth Inhibition Assay IC50=16.0?±?5.4?μM? 25864590
      COG-LL-317 Growth Inhibition Assay IC50=9.4 nM 25263539
      RS4;11 Growth Inhibition Assay IC50=52.6 nM 25263539
      MOLT-4 Growth Inhibition Assay IC50=16.6 nM 25263539
      CCRF-CEM Growth Inhibition Assay IC50=697.3 nM 25263539
      Kasumi-1 Growth Inhibition Assay IC50=786.2 nM 25263539
      Karpas-299 Growth Inhibition Assay IC50=75.7 nM 25263539
      Ramos-RA1 Growth Inhibition Assay IC50=68.3 nM 25263539
      DT40 Growth Inhibition Assay IC50=4 nM 24356813
      DU145 Growth Inhibition Assay IC50=11 nM 24356813
      H209 Growth Inhibition Assay IC50=1.7 nM 24077350
      H1048 Growth Inhibition Assay IC50=2.2 nM 24077350
      H524 Growth Inhibition Assay IC50=3.1 nM 24077350
      H1930 Growth Inhibition Assay IC50=4.1 nM 24077350
      H69 Growth Inhibition Assay IC50=5.2 nM 24077350
      H2081 Growth Inhibition Assay IC50=6.3 nM 24077350
      H2107 Growth Inhibition Assay IC50=7.3 nM 24077350
      H1092 Growth Inhibition Assay IC50=8.9 nM 24077350
      DMS-79 Growth Inhibition Assay IC50=9.3 nM 24077350
      H446 Growth Inhibition Assay IC50=13 nM 24077350
      COR-L279 Growth Inhibition Assay IC50=15 nM 24077350
      MX1 Cytotoxicity assay EC50 = 0.0003 μM 26652717
      Capan1 Cytotoxicity assay EC50 = 0.005 μM 26652717
      MRC5 Cytotoxicity assay EC50 = 0.31 μM 26652717
      點擊查看更多細胞系數(shù)據(jù)

      生物活性

      產(chǎn)品描述 Talazoparib (BMN 673, LT-673)是一種新型的PARP抑制劑,無細胞試驗中對PARP1的IC50為0.57 nM。它也是有效的PARP-2抑制劑,但不抑制PARG,對PTEN突變型高度敏感。Phase 3。
      特性 到目前為止報道的最有效的選擇性PARP抑制劑。
      靶點
      PARP1 [1]
      (Cell-free assay)
      0.57 nM
      體外研究(In Vitro)
      體外研究活性

      BMN-673 選擇性與PARP 結(jié)合,且抑制PARP-介導(dǎo)的通過堿基切除修復(fù)途徑的單鏈DNA斷裂的修復(fù)。增強了DNA鏈斷裂的積累,促進基因組不穩(wěn)定性,并最終導(dǎo)致細胞凋亡。BMN 673選擇性殺死BRCA-1或BRCA-2突變的癌細胞。BMN 673作用于BRCA-1突變 (MX-1,IC50 = 0.3 nM) 和BRCA-2 突變的細胞(Capan-1,IC50 = 5 nM),具有單藥細胞毒性。相反, BMN-673 作用于MRC-5正常人類成纖維細胞和其他含野生型BRCA-1 和 BRCA-2基因的腫瘤細胞系,IC50為90 nM到1.9 μM。[1]

       

      實驗圖片 檢測方法 檢測指標(biāo) 實驗圖片 PMID
      Western blot pKAP1 / pChk2 / pChk1 cleaved-PARP / cleaved-caspase3 / γ-H2AX p-ATM PD-L1 28947502
      Growth inhibition assay Cell viability 29158830
      Immunofluorescence cleaved PARP / 53BP1 RAD51 28958991
      體內(nèi)研究(In Vivo)
      體內(nèi)研究活性

      在大鼠的藥代動力學(xué)研究中,BMN673每天單獨給藥,具有>50%口服生物有效性和藥代動力學(xué)特性。在MX-1移植瘤腫瘤模型研究中, BMN 673每天口服給藥,顯著增強細胞毒性療法的抗腫瘤效果,這種作用具有劑量依賴性。[2]

      動物實驗 Animal Models MX-1模型(BRCA-1缺陷的)
      Dosages 0.33 mg/kg/day,每天一次
      Administration 口服處理
      NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
      NCT05425862 Suspended
      Metastatic Castration Resistant Prostate Cancer (mCRPC)
      Peter MacCallum Cancer Centre Australia
      October 21 2022 Phase 1
      NCT05141708 Completed
      Metastatic Breast Cancer|Breast Neoplasms
      Pfizer
      December 17 2021 --
      NCT05053854 Recruiting
      Neuroendocrine Tumors
      Peter MacCallum Cancer Centre Australia
      December 8 2021 Phase 1
      NCT04991480 Active not recruiting
      Advanced Cancer|Metastatic Cancer|Breast Cancer
      Artios Pharma Ltd
      September 13 2021 Phase 1|Phase 2
      NCT04987931 Completed
      Breast Cancer
      Pfizer
      August 20 2021 --
      • [1]http://www.selleckchem.com/products/bmn-673.html
      • [2]http://cancerres.aacrjournals.org/cgi/content/meeting_abstract/70/8_MeetingAbstracts/3514
      • [3]https://pubmed.ncbi.nlm.nih.gov/31015319/

      化學(xué)信息&溶解度

      分子量 380.35 分子式

       

      C19H14F2N6O
       
      CAS號 1207456-01-6 SDF --
      Smiles CN1C(=NC=N1)C2C(NC3=CC(=CC4=C3C2=NNC4=O)F)C5=CC=C(C=C5)F
      儲存條件(自收到貨起)

      體外溶解度
      批次:

      DMSO : 19 mg/mL ( (49.95 mM) ;DMSO吸濕會降低化合物溶解度,請使用新開封DMSO)

      Water : Insoluble

      Ethanol : Insoluble

      摩爾濃度計算器

      體內(nèi)溶解配方
      批次:

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

      動物體內(nèi)配方計算器

      實驗計算

      摩爾濃度計算器

      質(zhì)量 濃度 體積 分子量

      動物體內(nèi)配方計算器(澄清溶液)

      第一步:請輸入基本實驗信息(考慮到實驗過程中的損耗,建議多配一只動物的藥量)

      mg/kg g μL

      第二步:請輸入動物體內(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,請聯(lián)系Selleck為您提供正確的澄清溶液配方)

      % DMSO % % Tween 80 % ddH2O
      %DMSO %

      計算結(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,:如該濃度超過該批次藥物DMSO溶解度,請先聯(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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      在訂購、運輸、儲存和使用我們的產(chǎn)品的任何階段,您遇到的任何問題,均可以通過撥打我們的熱線電話400-668-6834,或者技術(shù)支持郵箱[email protected],直接聯(lián)系到我們。我們會在24小時內(nèi)盡快聯(lián)系您。

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      常見問題及建議解決方法

      問題 1:
      Which solvent do you recommend to dilute it for in vivo study in mice?

      回答:
      According to the paper: http://clincancerres.aacrjournals.org/content/19/18/5003.full, it can be dissolved in vehicle (10% DMAc, 6% Solutol, and 84% PBS). Quote from Method and Material section "Xenograft experiments: BMN 673 (various doses as indicated), or vehicle (10% DMAc, 6% Solutol, and 84% PBS) was administered by oral gavage"

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