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Volumn 117, Issue 9, 2007, Pages 2611-2620

A distal single nucleotide polymorphism alters long-range regulation of the PU.1 gene in acute myeloid leukemia

(22)  Steidl, Ulrich a   Steidl, Christian b,c   Ebralidze, Alexander a   Chapuy, Björn b   Han, Hye Jung d   Will, Britta a,e   Rosenbauer, Frank a,f   Becker, Annegret b   Wagner, Katharina a,g   Koschmieder, Steffen a,h   Kobayashi, Susumu a   Costa, Daniel B a   Schulz, Thomas b   O'Brien, Karen B a   Verhaak, Roel G W i   Delwel, Ruud i   Haase, Detlef b   Trümper, Lorenz b   Krauter, Jürgen g   Kohwi Shigematsu, Terumi d   more..


Author keywords

[No Author keywords available]

Indexed keywords

DNA; DNA BINDING PROTEIN; PROTEIN SATB1; SMALL INTERFERING RNA; TRANSCRIPTION FACTOR PU 1; UNCLASSIFIED DRUG;

EID: 34848850741     PISSN: 00219738     EISSN: 15588238     Source Type: Journal    
DOI: 10.1172/JCI30525     Document Type: Article
Times cited : (99)

References (51)
  • 1
    • 0028136726 scopus 로고
    • Requirement of transcription factor PU.1 in the development of multiple hematopoietic lineages
    • Scott, E.W., Simon, M.C., Anastasi, J., and Singh, H. 1994. Requirement of transcription factor PU.1 in the development of multiple hematopoietic lineages. Science. 265:1573-1577.
    • (1994) Science , vol.265 , pp. 1573-1577
    • Scott, E.W.1    Simon, M.C.2    Anastasi, J.3    Singh, H.4
  • 2
    • 0242549003 scopus 로고    scopus 로고
    • Targeted disruption of the PU.1 gene results in multiple hematopoietic abnormalities
    • McKercher, S.R., et al. 1996. Targeted disruption of the PU.1 gene results in multiple hematopoietic abnormalities. EMBO J. 15:5647-5658.
    • (1996) EMBO J , vol.15 , pp. 5647-5658
    • McKercher, S.R.1
  • 3
    • 23944446085 scopus 로고    scopus 로고
    • Distinctive and indispensable roles of PU.1 in maintenance of hematopoietic stem cells and their differentiation
    • Iwasaki, H., et al. 2005. Distinctive and indispensable roles of PU.1 in maintenance of hematopoietic stem cells and their differentiation. Blood. 106:1590-1600.
    • (2005) Blood , vol.106 , pp. 1590-1600
    • Iwasaki, H.1
  • 4
    • 13244277736 scopus 로고    scopus 로고
    • Dynamic regulation of PU.1 expression in multipotent hematopoietic progenitors
    • Nutt, S.L., Metcalf, D., D'Amico, A., Polli, M., and Wu, L. 2005. Dynamic regulation of PU.1 expression in multipotent hematopoietic progenitors. J. Exp. Med. 201:221-231.
    • (2005) J. Exp. Med , vol.201 , pp. 221-231
    • Nutt, S.L.1    Metcalf, D.2    D'Amico, A.3    Polli, M.4    Wu, L.5
  • 5
    • 0030854907 scopus 로고    scopus 로고
    • Transcription factors, normal myeloid development, and leukemia
    • Tenen, D.G., Hromas, R., Licht, J.D., and Zhang, D.E. 1997. Transcription factors, normal myeloid development, and leukemia. Blood. 90:489-519.
    • (1997) Blood , vol.90 , pp. 489-519
    • Tenen, D.G.1    Hromas, R.2    Licht, J.D.3    Zhang, D.E.4
  • 6
    • 0037315894 scopus 로고    scopus 로고
    • Disruption of differentiation in human cancer: AML shows the way
    • Tenen, D.G. 2003. Disruption of differentiation in human cancer: AML shows the way. Nat. Rev. Cancer. 3:89-101.
    • (2003) Nat. Rev. Cancer , vol.3 , pp. 89-101
    • Tenen, D.G.1
  • 7
    • 2642519463 scopus 로고    scopus 로고
    • Acute myeloid leukemia induced by graded reduction of a lineage-specific transcription factor, PU.1
    • Rosenbauer, F., et al. 2004. Acute myeloid leukemia induced by graded reduction of a lineage-specific transcription factor, PU.1. Nat. Genet. 36:624-630.
    • (2004) Nat. Genet , vol.36 , pp. 624-630
    • Rosenbauer, F.1
  • 8
    • 29444440721 scopus 로고    scopus 로고
    • Lymphoid cell growth and transformation are suppressed by a key regulatory element of the gene encoding PU.1
    • Rosenbauer, F., et al. 2006. Lymphoid cell growth and transformation are suppressed by a key regulatory element of the gene encoding PU.1. Nat. Genet. 38:27-37.
    • (2006) Nat. Genet , vol.38 , pp. 27-37
    • Rosenbauer, F.1
  • 9
    • 33750447052 scopus 로고    scopus 로고
    • Essential role of Jun family transcription factors in PU.1-induced leukemic stem cells
    • Steidl, U., et al. 2006. Essential role of Jun family transcription factors in PU.1-induced leukemic stem cells. Nat. Genet. 38:1269-1277.
    • (2006) Nat. Genet , vol.38 , pp. 1269-1277
    • Steidl, U.1
  • 10
    • 23944471175 scopus 로고    scopus 로고
    • Effect of transcription-factor concentrations on leukemic stem cells
    • Rosenbauer, F., Koschmieder, S., Steidl, U., and Tenen, D.G. 2005. Effect of transcription-factor concentrations on leukemic stem cells. Blood. 106:1519-1524.
    • (2005) Blood , vol.106 , pp. 1519-1524
    • Rosenbauer, F.1    Koschmieder, S.2    Steidl, U.3    Tenen, D.G.4
  • 11
    • 9444287619 scopus 로고    scopus 로고
    • PU.1 is a suppressor of myeloid leukemia, inactivated in mice by gene deletion and mutation of its DNA binding domain
    • Cook, W.D., et al. 2004. PU.1 is a suppressor of myeloid leukemia, inactivated in mice by gene deletion and mutation of its DNA binding domain. Blood. 104:3437-3444.
    • (2004) Blood , vol.104 , pp. 3437-3444
    • Cook, W.D.1
  • 12
    • 24644482422 scopus 로고    scopus 로고
    • Reduced PU.1 expression causes myeloid progenitor expansion and increased leukemia penetrance in mice expressing PML-RARalpha
    • Walter, M.J., et al. 2005. Reduced PU.1 expression causes myeloid progenitor expansion and increased leukemia penetrance in mice expressing PML-RARalpha. Proc. Natl. Acad. Sci. U. S. A. 102:12513-12518.
    • (2005) Proc. Natl. Acad. Sci. U. S. A , vol.102 , pp. 12513-12518
    • Walter, M.J.1
  • 13
    • 18644373047 scopus 로고    scopus 로고
    • PU.1 regulates the commitment of adult hematopoietic progenitors and restricts granulopoiesis
    • Dakic, A., et al. 2005. PU.1 regulates the commitment of adult hematopoietic progenitors and restricts granulopoiesis. J. Exp. Med. 201:1487-1502.
    • (2005) J. Exp. Med , vol.201 , pp. 1487-1502
    • Dakic, A.1
  • 14
    • 19944418810 scopus 로고    scopus 로고
    • Mutations of the PU.1 Ets domain are specifically associated with murine radiation-induced, but not human therapy-related, acute myeloid leukaemia
    • Suraweera, N., et al. 2005. Mutations of the PU.1 Ets domain are specifically associated with murine radiation-induced, but not human therapy-related, acute myeloid leukaemia. Oncogene. 24:3678-3683.
    • (2005) Oncogene , vol.24 , pp. 3678-3683
    • Suraweera, N.1
  • 15
    • 0035892121 scopus 로고    scopus 로고
    • Regulation of the PU.1 gene by distal elements
    • Li, Y., et al. 2001. Regulation of the PU.1 gene by distal elements. Blood. 98:2958-2965.
    • (2001) Blood , vol.98 , pp. 2958-2965
    • Li, Y.1
  • 16
    • 20144368117 scopus 로고    scopus 로고
    • Potential autoregulation of transcription factor PU.1 by an upstream regulatory element
    • Okuno, Y., et al. 2005. Potential autoregulation of transcription factor PU.1 by an upstream regulatory element. Mol.Cell. Biol. 25:2832-2845.
    • (2005) Mol.Cell. Biol , vol.25 , pp. 2832-2845
    • Okuno, Y.1
  • 17
    • 0037057668 scopus 로고    scopus 로고
    • SATB1 targets chromatin remodelling to regulate genes over long distances
    • Yasui, D., Miyano, M., Cai, S., Varga-Weisz, P., and Kohwi-Shigematsu, T. 2002. SATB1 targets chromatin remodelling to regulate genes over long distances. Nature. 419:641-645.
    • (2002) Nature , vol.419 , pp. 641-645
    • Yasui, D.1    Miyano, M.2    Cai, S.3    Varga-Weisz, P.4    Kohwi-Shigematsu, T.5
  • 18
    • 0038369968 scopus 로고    scopus 로고
    • Tissue-specific nuclear architecture and gene expression regulated by SATB1
    • Cai, S., Han, H.J., and Kohwi-Shigematsu, T. 2003. Tissue-specific nuclear architecture and gene expression regulated by SATB1. Nat. Genet. 34:42-51.
    • (2003) Nat. Genet , vol.34 , pp. 42-51
    • Cai, S.1    Han, H.J.2    Kohwi-Shigematsu, T.3
  • 19
    • 0026758357 scopus 로고
    • A tissue-specific MAR/SAR DNA-binding protein with unusual binding site recognition
    • Dickinson, L.A., Joh, T., Kohwi, Y., and Kohwi-Shigematsu, T. 1992. A tissue-specific MAR/SAR DNA-binding protein with unusual binding site recognition. Cell. 70:631-645.
    • (1992) Cell , vol.70 , pp. 631-645
    • Dickinson, L.A.1    Joh, T.2    Kohwi, Y.3    Kohwi-Shigematsu, T.4
  • 20
    • 0034161939 scopus 로고    scopus 로고
    • The MAR-binding protein SATB1 orchestrates temporal and spatial expression of multiple genes during T-cell development
    • Alvarez, J.D., et al. 2000. The MAR-binding protein SATB1 orchestrates temporal and spatial expression of multiple genes during T-cell development. Genes Dev. 14:521-535.
    • (2000) Genes Dev , vol.14 , pp. 521-535
    • Alvarez, J.D.1
  • 21
    • 24344506258 scopus 로고    scopus 로고
    • Cancer stem cells: Lessons from leukemia
    • Wang, J.C., and Dick, J.E. 2005. Cancer stem cells: lessons from leukemia. Trends Cell Biol. 15:494-501.
    • (2005) Trends Cell Biol , vol.15 , pp. 494-501
    • Wang, J.C.1    Dick, J.E.2
  • 22
    • 0036682473 scopus 로고    scopus 로고
    • Heterozygous PU.1 mutations are associated with acute myeloid leukemia
    • Mueller, B.U., et al. 2002. Heterozygous PU.1 mutations are associated with acute myeloid leukemia. Blood. 100:998-1007.
    • (2002) Blood , vol.100 , pp. 998-1007
    • Mueller, B.U.1
  • 23
    • 0037222293 scopus 로고    scopus 로고
    • The myeloid master regulator transcription factor PU.1 is inactivated by AML1-ETO in t(8;21) myeloid leukemia
    • Vangala, R.K., et al. 2003. The myeloid master regulator transcription factor PU.1 is inactivated by AML1-ETO in t(8;21) myeloid leukemia. Blood. 101:270-277.
    • (2003) Blood , vol.101 , pp. 270-277
    • Vangala, R.K.1
  • 24
    • 33645734361 scopus 로고    scopus 로고
    • ATRA resolves the differentiation block in t(15;17) acute myeloid leukemia by restoring PU.1 expression
    • Mueller, B.U., et al. 2006. ATRA resolves the differentiation block in t(15;17) acute myeloid leukemia by restoring PU.1 expression. Blood. 107:3330-3338.
    • (2006) Blood , vol.107 , pp. 3330-3338
    • Mueller, B.U.1
  • 25
    • 33750465872 scopus 로고    scopus 로고
    • SATB1 packages densely-looped, transcriptionally-active chromatin for coordinated expression of cytokine genes
    • Cai, S., Lee, C.C., and Kohwi-Shigematsu, T. 2006. SATB1 packages densely-looped, transcriptionally-active chromatin for coordinated expression of cytokine genes. Nat. Genet. 38:1278-1288.
    • (2006) Nat. Genet , vol.38 , pp. 1278-1288
    • Cai, S.1    Lee, C.C.2    Kohwi-Shigematsu, T.3
  • 26
    • 0030876432 scopus 로고    scopus 로고
    • A thymocyte factor SATB1 suppresses transcription of stably integrated matrix-attachment region-linked reporter genes
    • Kohwi-Shigematsu, T., Maass, K., and Bode, J. 1997. A thymocyte factor SATB1 suppresses transcription of stably integrated matrix-attachment region-linked reporter genes. Biochemistry. 36:12005-12010.
    • (1997) Biochemistry , vol.36 , pp. 12005-12010
    • Kohwi-Shigematsu, T.1    Maass, K.2    Bode, J.3
  • 27
    • 0030875133 scopus 로고    scopus 로고
    • The matrix attachment region-binding protein SATB1 participates in negative regulation of tissue-specific gene expression
    • Liu, J., et al. 1997. The matrix attachment region-binding protein SATB1 participates in negative regulation of tissue-specific gene expression. Mol. Cell. Biol. 17:5275-5287.
    • (1997) Mol. Cell. Biol , vol.17 , pp. 5275-5287
    • Liu, J.1
  • 28
    • 17044363230 scopus 로고    scopus 로고
    • SATB1 family protein expressed during early erythroid differentiation modifies globin gene expression
    • Wen, J., et al. 2005. SATB1 family protein expressed during early erythroid differentiation modifies globin gene expression. Blood. 105:3330-3339.
    • (2005) Blood , vol.105 , pp. 3330-3339
    • Wen, J.1
  • 29
    • 19944385935 scopus 로고    scopus 로고
    • MOZ-TIF2, but not BCRABL, confers properties of leukemic stem cells to committed murine hematopoietic progenitors
    • Huntly, B.J., et al. 2004. MOZ-TIF2, but not BCRABL, confers properties of leukemic stem cells to committed murine hematopoietic progenitors. Cancer Cell. 6:587-596.
    • (2004) Cancer Cell , vol.6 , pp. 587-596
    • Huntly, B.J.1
  • 30
    • 7044269527 scopus 로고    scopus 로고
    • JunB deficiency leads to a myeloproliferative disorder arising from hematopoietic stem cells
    • Passegue, E., Wagner, E.F., and Weissman, I.L. 2004. JunB deficiency leads to a myeloproliferative disorder arising from hematopoietic stem cells. Cell. 119:431-443.
    • (2004) Cell , vol.119 , pp. 431-443
    • Passegue, E.1    Wagner, E.F.2    Weissman, I.L.3
  • 31
    • 0037114753 scopus 로고    scopus 로고
    • Pretreatment cytogenetic abnormalities are predictive of induction success, cumulative incidence of relapse, and overall survival in adult patients with de novo acute myeloid leukemia: Results from Cancer and Leukemia Group B (CALGB 8461)
    • Byrd, J.C., et al. 2002. Pretreatment cytogenetic abnormalities are predictive of induction success, cumulative incidence of relapse, and overall survival in adult patients with de novo acute myeloid leukemia: results from Cancer and Leukemia Group B (CALGB 8461). Blood. 100:4325-4336.
    • (2002) Blood , vol.100 , pp. 4325-4336
    • Byrd, J.C.1
  • 32
    • 0035135876 scopus 로고    scopus 로고
    • Patients with de novo acute myeloid leukaemia and complex karyotype aberrations show a poor prognosis despite intensive treatment: A study of 90 patients
    • Schoch, C., et al. 2001. Patients with de novo acute myeloid leukaemia and complex karyotype aberrations show a poor prognosis despite intensive treatment: a study of 90 patients. Br. J. Haematol. 112:118-126.
    • (2001) Br. J. Haematol , vol.112 , pp. 118-126
    • Schoch, C.1
  • 33
    • 0034672269 scopus 로고    scopus 로고
    • Karyotypic analysis predicts outcome of preremission and postremission therapy in adult acute myeloid leukemia: A Southwest Oncology Group/Eastern Cooperative Oncology Group study
    • Slovak, M.L., et al. 2000. Karyotypic analysis predicts outcome of preremission and postremission therapy in adult acute myeloid leukemia: a Southwest Oncology Group/Eastern Cooperative Oncology Group study. Blood. 96:4075-4083.
    • (2000) Blood , vol.96 , pp. 4075-4083
    • Slovak, M.L.1
  • 34
    • 0032188805 scopus 로고    scopus 로고
    • The importance of diagnostic cytogenetics on outcome in AML: Analysis of 1,612 patients entered into the MRC AML 10 trial. The Medical Research Council Adult and Children's Leukaemia Working Parties
    • Grimwade, D., et al. 1998. The importance of diagnostic cytogenetics on outcome in AML: analysis of 1,612 patients entered into the MRC AML 10 trial. The Medical Research Council Adult and Children's Leukaemia Working Parties. Blood. 92:2322-2333.
    • (1998) Blood , vol.92 , pp. 2322-2333
    • Grimwade, D.1
  • 35
    • 19444370843 scopus 로고    scopus 로고
    • Acute myeloid leukemia with a complex aberrant karyotype is a distinct biological entity characterized by genomic imbalances and a specific gene expression profile
    • Schoch, C., et al. 2005. Acute myeloid leukemia with a complex aberrant karyotype is a distinct biological entity characterized by genomic imbalances and a specific gene expression profile. Genes Chromosomes Cancer. 43:227-238.
    • (2005) Genes Chromosomes Cancer , vol.43 , pp. 227-238
    • Schoch, C.1
  • 36
    • 20344378203 scopus 로고    scopus 로고
    • Functional promoter polymorphism in the TBX21 gene associated with aspirin-induced asthma
    • Akahoshi, M., et al. 2005. Functional promoter polymorphism in the TBX21 gene associated with aspirin-induced asthma. Hum. Genet. 117:16-26.
    • (2005) Hum. Genet , vol.117 , pp. 16-26
    • Akahoshi, M.1
  • 37
    • 19944432165 scopus 로고    scopus 로고
    • A single nucleotide polymorphism on the promoter of eotaxin1 associates with its mRNA expression and asthma phenotypes
    • Chang, H.S., et al. 2005. A single nucleotide polymorphism on the promoter of eotaxin1 associates with its mRNA expression and asthma phenotypes. J. Immunol. 174:1525-1531.
    • (2005) J. Immunol , vol.174 , pp. 1525-1531
    • Chang, H.S.1
  • 38
    • 20944440739 scopus 로고    scopus 로고
    • Association analysis of signal transducer and activator of transcription 4 (STAT4) polymorphisms with asthma
    • Park, B.L., et al. 2005. Association analysis of signal transducer and activator of transcription 4 (STAT4) polymorphisms with asthma. J. Hum. Genet. 50:133-138.
    • (2005) J. Hum. Genet , vol.50 , pp. 133-138
    • Park, B.L.1
  • 39
    • 25144480919 scopus 로고    scopus 로고
    • A functional SNP in the promoter region of TCOF1 is associated with reduced gene expression and YY1 DNA-protein interaction
    • Masotti, C., et al. 2005. A functional SNP in the promoter region of TCOF1 is associated with reduced gene expression and YY1 DNA-protein interaction. Gene. 359:44-52.
    • (2005) Gene , vol.359 , pp. 44-52
    • Masotti, C.1
  • 40
    • 3042804077 scopus 로고    scopus 로고
    • Evidence that the gene encoding ZDHHC8 contributes to the risk of schizophrenia
    • Mukai, J., et al. 2004. Evidence that the gene encoding ZDHHC8 contributes to the risk of schizophrenia. Nat. Genet. 36:725-731.
    • (2004) Nat. Genet , vol.36 , pp. 725-731
    • Mukai, J.1
  • 41
    • 0344364566 scopus 로고    scopus 로고
    • An intronic SNP in a RUNX1 binding site of SLC22A4, encoding an organic cation transporter, is associated with rheumatoid arthritis
    • Tokuhiro, S., et al. 2003. An intronic SNP in a RUNX1 binding site of SLC22A4, encoding an organic cation transporter, is associated with rheumatoid arthritis. Nat. Genet. 35:341-348.
    • (2003) Nat. Genet , vol.35 , pp. 341-348
    • Tokuhiro, S.1
  • 42
    • 13244277850 scopus 로고    scopus 로고
    • A regulatory polymorphism in PDCD1 is associated with susceptibility to systemic lupus erythematosus in humans
    • Prokunina, L., et al. 2002. A regulatory polymorphism in PDCD1 is associated with susceptibility to systemic lupus erythematosus in humans. Nat. Genet. 32:666-669.
    • (2002) Nat. Genet , vol.32 , pp. 666-669
    • Prokunina, L.1
  • 43
    • 33744475085 scopus 로고    scopus 로고
    • A regulatory SNP causes a human genetic disease by creating a new transcriptional promoter
    • De Gobbi, M., et al. 2006. A regulatory SNP causes a human genetic disease by creating a new transcriptional promoter. Science. 312:1215-1217.
    • (2006) Science , vol.312 , pp. 1215-1217
    • De Gobbi, M.1
  • 44
    • 0036724214 scopus 로고    scopus 로고
    • Patterns of chromosomal aberrations in urinary bladder tumours and adjacent urothelium
    • Steidl, C., et al. 2002. Patterns of chromosomal aberrations in urinary bladder tumours and adjacent urothelium. J. Pathol. 198:115-120.
    • (2002) J. Pathol , vol.198 , pp. 115-120
    • Steidl, C.1
  • 45
    • 13844317894 scopus 로고    scopus 로고
    • EGFR mutation and resistance of non-small-cell lung cancer to gefitinib
    • Kobayashi, S., et al. 2005. EGFR mutation and resistance of non-small-cell lung cancer to gefitinib. N. Engl. J. Med. 352:786-792.
    • (2005) N. Engl. J. Med , vol.352 , pp. 786-792
    • Kobayashi, S.1
  • 46
    • 18544383001 scopus 로고    scopus 로고
    • Calpain-mediated X-linked inhibitor of apoptosis degradation in neutrophil apoptosis and its impairment in chronic neutrophilic leukemia
    • Kobayashi, S., et al. 2002. Calpain-mediated X-linked inhibitor of apoptosis degradation in neutrophil apoptosis and its impairment in chronic neutrophilic leukemia. J. Biol. Chem. 277:33968-33977.
    • (2002) J. Biol. Chem , vol.277 , pp. 33968-33977
    • Kobayashi, S.1
  • 47
    • 0034624828 scopus 로고    scopus 로고
    • A clonogenic common myeloid progenitor that gives rise to all myeloid lineages
    • Akashi, K., Traver, D., Miyamoto, T., and Weissman, I.L. 2000. A clonogenic common myeloid progenitor that gives rise to all myeloid lineages. Nature. 404:193-197.
    • (2000) Nature , vol.404 , pp. 193-197
    • Akashi, K.1    Traver, D.2    Miyamoto, T.3    Weissman, I.L.4
  • 49
    • 3943088431 scopus 로고    scopus 로고
    • Granulocyte-macrophage progenitors as candidate leukemic stem cells in blast-crisis CML
    • Jamieson, C.H., et al. 2004. Granulocyte-macrophage progenitors as candidate leukemic stem cells in blast-crisis CML. N. Engl. J. Med. 351:657-667.
    • (2004) N. Engl. J. Med , vol.351 , pp. 657-667
    • Jamieson, C.H.1
  • 50
    • 0037085805 scopus 로고    scopus 로고
    • Gene expression profiling identifies significant differences between the molecular phenotypes of bone marrow-derived and circulating human CD34+ hematopoietic stem cells
    • Steidl, U., et al. 2002. Gene expression profiling identifies significant differences between the molecular phenotypes of bone marrow-derived and circulating human CD34+ hematopoietic stem cells. Blood. 99:2037-2044.
    • (2002) Blood , vol.99 , pp. 2037-2044
    • Steidl, U.1
  • 51
    • 3042796968 scopus 로고    scopus 로고
    • Primary human CD34+ hematopoietic stem and progenitor cells express functionally active receptors of neuromediators
    • Steidl, U., et al. 2004. Primary human CD34+ hematopoietic stem and progenitor cells express functionally active receptors of neuromediators. Blood. 104:81-88.
    • (2004) Blood , vol.104 , pp. 81-88
    • Steidl, U.1


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