دورية أكاديمية
CBP Modulates Sensitivity to Dasatinib in Pre-BCR + Acute Lymphoblastic Leukemia.
العنوان: | CBP Modulates Sensitivity to Dasatinib in Pre-BCR + Acute Lymphoblastic Leukemia. |
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المؤلفون: | Duque-Afonso J; Department of Pathology, Stanford University School of Medicine, Stanford, California.; Department of Hematology and Oncology, University Medical Center Freiburg, Freiburg, Germany., Lin CH; Department of Pathology, Stanford University School of Medicine, Stanford, California., Han K; Department of Genetics, Stanford University School of Medicine, Stanford, California., Morgens DW; Department of Genetics, Stanford University School of Medicine, Stanford, California., Jeng EE; Department of Genetics, Stanford University School of Medicine, Stanford, California., Weng Z; Department of Pathology, Stanford University School of Medicine, Stanford, California.; Stanford Center for Genomics and Personalized Medicine, Stanford, California., Jeong J; Department of Pathology, Stanford University School of Medicine, Stanford, California., Wong SHK; Department of Pathology, Stanford University School of Medicine, Stanford, California., Zhu L; Department of Pathology, Stanford University School of Medicine, Stanford, California., Wei MC; Department of Pediatrics, Stanford University School of Medicine, Stanford, California., Chae HD; Department of Pediatrics, Stanford University School of Medicine, Stanford, California., Schrappe M; Department of Pediatrics, University Medical Center Schleswig-Holstein, Campus Kiel, Kiel, Germany., Cario G; Department of Pediatrics, University Medical Center Schleswig-Holstein, Campus Kiel, Kiel, Germany., Duyster J; Department of Hematology and Oncology, University Medical Center Freiburg, Freiburg, Germany., Xiao X; Department of Physiology and Pharmacology, Oregon Health and Science University, Portland, Oregon., Sakamoto KM; Department of Pediatrics, Stanford University School of Medicine, Stanford, California., Bassik MC; Department of Genetics, Stanford University School of Medicine, Stanford, California., Cleary ML; Department of Pathology, Stanford University School of Medicine, Stanford, California. mcleary@stanford.edu. |
المصدر: | Cancer research [Cancer Res] 2018 Nov 15; Vol. 78 (22), pp. 6497-6508. Date of Electronic Publication: 2018 Sep 27. |
نوع المنشور: | Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S. |
اللغة: | English |
بيانات الدورية: | Publisher: American Association for Cancer Research Country of Publication: United States NLM ID: 2984705R Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1538-7445 (Electronic) Linking ISSN: 00085472 NLM ISO Abbreviation: Cancer Res Subsets: MEDLINE |
أسماء مطبوعة: | Publication: Baltimore, Md. : American Association for Cancer Research Original Publication: Chicago [etc.] |
مواضيع طبية MeSH: | Drug Resistance, Neoplasm*, Antineoplastic Agents/*pharmacology , CREB-Binding Protein/*metabolism , Dasatinib/*pharmacology , Precursor Cell Lymphoblastic Leukemia-Lymphoma/*drug therapy , Protein Kinase Inhibitors/*pharmacology, Apoptosis ; Cell Cycle ; Cell Line, Tumor ; Drug Screening Assays, Antitumor ; Gene Expression Regulation, Leukemic ; Humans ; Leukemia, Myelogenous, Chronic, BCR-ABL Positive/drug therapy ; Protein Binding ; Protein Domains ; Pyrimidines/pharmacology ; RNA, Small Interfering/metabolism ; Signal Transduction ; Transcription, Genetic ; beta Catenin/genetics |
مستخلص: | Dasatinib is a multi-tyrosine kinase inhibitor approved for treatment of Ph + acute lymphoblastic leukemia (ALL), but its efficacy is limited by resistance. Recent preclinical studies suggest that dasatinib may be a candidate therapy in additional ALL subtypes including pre-BCR + ALL. Here we utilized shRNA library screening and global transcriptomic analysis to identify several novel genes and pathways that may enhance dasatinib efficacy or mitigate potential resistance in human pre-BCR + ALL. Depletion of the transcriptional coactivator CBP increased dasatinib sensitivity by downregulating transcription of the pre-BCR signaling pathway previously associated with dasatinib sensitivity. Acquired resistance was due, in part, to upregulation of alternative pathways including WNT through a mechanism, suggesting transcriptional plasticity. Small molecules that disrupt CBP interactions with the CREB KID domain or β-catenin showed promising preclinical efficacy in combination with dasatinib. These findings highlight novel modulators of sensitivity to targeted therapies in human pre-BCR + ALL, which can be reversed by small-molecule inhibitors. They also identify promising therapeutic approaches to ameliorate dasatinib sensitivity and prevent resistance in ALL. Significance: These findings reveal mechanisms that modulate sensitivity to dasatinib and suggest therapeutic strategies to improve the outcome of patients with acute lymphoblastic leukemia. Graphical Abstract: http://cancerres.aacrjournals.org/content/canres/78/22/6497/F1.large.jpg Cancer Res; 78(22); 6497-508. ©2018 AACR . (©2018 American Association for Cancer Research.) |
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معلومات مُعتمدة: | R01 CA214888 United States CA NCI NIH HHS; UL1 TR001085 United States TR NCATS NIH HHS |
المشرفين على المادة: | 0 (Antineoplastic Agents) 0 (CTNNB1 protein, human) 0 (Protein Kinase Inhibitors) 0 (Pyrimidines) 0 (RNA, Small Interfering) 0 (beta Catenin) EC 2.3.1.48 (CREB-Binding Protein) EC 2.3.1.48 (CREBBP protein, human) RBZ1571X5H (Dasatinib) |
تواريخ الأحداث: | Date Created: 20180929 Date Completed: 20191007 Latest Revision: 20240610 |
رمز التحديث: | 20240610 |
مُعرف محوري في PubMed: | PMC6283070 |
DOI: | 10.1158/0008-5472.CAN-18-1703 |
PMID: | 30262461 |
قاعدة البيانات: | MEDLINE |
تدمد: | 1538-7445 |
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DOI: | 10.1158/0008-5472.CAN-18-1703 |