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Volumn 223, Issue 1, 2007, Pages 28-38

Cobaltous chloride and hypoxia inhibit aryl hydrocarbon receptor-mediated responses in breast cancer cells

Author keywords

Ah receptor; BRCA1; CYP1A1 inhibition; Hypoxia

Indexed keywords

2,3,7,8 TETRACHLORODIBENZO PARA DIOXIN; AROMATIC HYDROCARBON RECEPTOR; COBALT CHLORIDE; CYCLOHEXIMIDE; CYTOCHROME P450 1A1; ESTROGEN RECEPTOR; GENOMIC DNA; TRANSCRIPTION FACTOR RELA;

EID: 34547684111     PISSN: 0041008X     EISSN: 10960333     Source Type: Journal    
DOI: 10.1016/j.taap.2007.05.010     Document Type: Article
Times cited : (23)

References (43)
  • 1
    • 0027229147 scopus 로고
    • Effects of cycloheximide on the induction of CYP1A1 gene expression by 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) in three human breast cancer cell lines
    • Arellano L.O., Wang X., and Safe S. Effects of cycloheximide on the induction of CYP1A1 gene expression by 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) in three human breast cancer cell lines. Carcinogenesis 14 (1993) 219-222
    • (1993) Carcinogenesis , vol.14 , pp. 219-222
    • Arellano, L.O.1    Wang, X.2    Safe, S.3
  • 3
    • 0033597313 scopus 로고    scopus 로고
    • Cross-talk between the aryl hydrocarbon receptor and hypoxia inducible factor signaling pathways
    • Chan W.K., Yao G., Gu Y.-Z., and Bradfield C.A. Cross-talk between the aryl hydrocarbon receptor and hypoxia inducible factor signaling pathways. J. Biol. Chem. 274 (1999) 12115-12123
    • (1999) J. Biol. Chem. , vol.274 , pp. 12115-12123
    • Chan, W.K.1    Yao, G.2    Gu, Y.-Z.3    Bradfield, C.A.4
  • 4
    • 0038768712 scopus 로고    scopus 로고
    • Activation of the aryl hydrocarbon receptor by structurally diverse exogenous and endogenous chemicals
    • Denison M.S., and Nagy S.R. Activation of the aryl hydrocarbon receptor by structurally diverse exogenous and endogenous chemicals. Annu. Rev. Pharmacol. Toxicol. 43 (2003) 309-334
    • (2003) Annu. Rev. Pharmacol. Toxicol. , vol.43 , pp. 309-334
    • Denison, M.S.1    Nagy, S.R.2
  • 6
    • 0033305212 scopus 로고    scopus 로고
    • Transcriptional activation of c-fos protooncogene by 17b-estradiol: mechanism of aryl hydrocarbon receptor-mediated inhibition
    • Duan R., Porter W., Samudio I., Vyhlidal C., Kladde M., and Safe S. Transcriptional activation of c-fos protooncogene by 17b-estradiol: mechanism of aryl hydrocarbon receptor-mediated inhibition. Mol. Endocrinol. 13 (1999) 1511-1521
    • (1999) Mol. Endocrinol. , vol.13 , pp. 1511-1521
    • Duan, R.1    Porter, W.2    Samudio, I.3    Vyhlidal, C.4    Kladde, M.5    Safe, S.6
  • 7
    • 0030908818 scopus 로고    scopus 로고
    • Identification of a motif within the 5′-regulatory region on pS2 which is responsible for Ap1 binding and TCDD-mediated suppression
    • Gillesby B., Santostefano M., Porter W., Wu Z.F., Safe S., and Zacharewski T. Identification of a motif within the 5′-regulatory region on pS2 which is responsible for Ap1 binding and TCDD-mediated suppression. Biochemistry 36 (1997) 6080-6089
    • (1997) Biochemistry , vol.36 , pp. 6080-6089
    • Gillesby, B.1    Santostefano, M.2    Porter, W.3    Wu, Z.F.4    Safe, S.5    Zacharewski, T.6
  • 8
    • 0029789568 scopus 로고    scopus 로고
    • Functional interference between hypoxia and dioxin signal transduction pathways: competition for recruitment of the Arnt transcription factor
    • Gradin K., McGuire J., Wenger R.H., Kvietikova I., Fhitelaw M.L., Toftgard R., Tora L., Gassmann M., and Poellinger L. Functional interference between hypoxia and dioxin signal transduction pathways: competition for recruitment of the Arnt transcription factor. Mol. Cell. Biol. 16 (1996) 5221-5231
    • (1996) Mol. Cell. Biol. , vol.16 , pp. 5221-5231
    • Gradin, K.1    McGuire, J.2    Wenger, R.H.3    Kvietikova, I.4    Fhitelaw, M.L.5    Toftgard, R.6    Tora, L.7    Gassmann, M.8    Poellinger, L.9
  • 9
    • 0142027829 scopus 로고    scopus 로고
    • Agonist and chemopreventative ligands induce differential transcriptional cofactor recruitment by aryl hydrocarbon receptor
    • Hestermann E.V., and Brown M. Agonist and chemopreventative ligands induce differential transcriptional cofactor recruitment by aryl hydrocarbon receptor. Mol. Cell. Biol. 23 (2003) 7920-7925
    • (2003) Mol. Cell. Biol. , vol.23 , pp. 7920-7925
    • Hestermann, E.V.1    Brown, M.2
  • 10
    • 24944482509 scopus 로고    scopus 로고
    • Hypoxia-induced IL-6 production is associated with activation of MAP kinase, HIF-1, and NF-kB on HEI-OC1 cells
    • Jeong H.J., Hong S.H., Park R.K., Shin T., An N.H., and Kim H.M. Hypoxia-induced IL-6 production is associated with activation of MAP kinase, HIF-1, and NF-kB on HEI-OC1 cells. Hear. Res. 207 (2005) 59-67
    • (2005) Hear. Res. , vol.207 , pp. 59-67
    • Jeong, H.J.1    Hong, S.H.2    Park, R.K.3    Shin, T.4    An, N.H.5    Kim, H.M.6
  • 11
    • 4844220644 scopus 로고    scopus 로고
    • Superinduction of CYP1A1 in MCF10A cultures by cycloheximide, anisomycin, and puromycin: a process independent of effects on protein translation and unrelated to suppression of aryl hydrocarbon receptor proteolysis by the proteasome
    • Joiakim A., Mathieu P.A., Elliott A.A., and Reiners Jr. J.J. Superinduction of CYP1A1 in MCF10A cultures by cycloheximide, anisomycin, and puromycin: a process independent of effects on protein translation and unrelated to suppression of aryl hydrocarbon receptor proteolysis by the proteasome. Mol. Pharmacol. 66 (2004) 936-947
    • (2004) Mol. Pharmacol. , vol.66 , pp. 936-947
    • Joiakim, A.1    Mathieu, P.A.2    Elliott, A.A.3    Reiners Jr., J.J.4
  • 12
    • 33744962596 scopus 로고    scopus 로고
    • BRCA1 modulates xenobiotic stress-inducible gene expression by interacting with ARNT in human breast cancer cells
    • Kang H.J., Kim H.J., Kim S.K., Barouki R., Cho C.H., Khanna K.K., Rosen E.M., and Bae I. BRCA1 modulates xenobiotic stress-inducible gene expression by interacting with ARNT in human breast cancer cells. J. Biol. Chem. 281 (2006) 14654-14662
    • (2006) J. Biol. Chem. , vol.281 , pp. 14654-14662
    • Kang, H.J.1    Kim, H.J.2    Kim, S.K.3    Barouki, R.4    Cho, C.H.5    Khanna, K.K.6    Rosen, E.M.7    Bae, I.8
  • 13
    • 0036510573 scopus 로고    scopus 로고
    • Regulatory interactions among three members of the vertebrate aryl hydrocarbon receptor family: AHR repressor, AHR1, and AHR2
    • Karchner S.I., Franks D.G., Powell W.H., and Hahn M.E. Regulatory interactions among three members of the vertebrate aryl hydrocarbon receptor family: AHR repressor, AHR1, and AHR2. J. Biol. Chem. 277 (2002) 6949-6959
    • (2002) J. Biol. Chem. , vol.277 , pp. 6949-6959
    • Karchner, S.I.1    Franks, D.G.2    Powell, W.H.3    Hahn, M.E.4
  • 14
    • 0035955649 scopus 로고    scopus 로고
    • Mechanism of suppression of cytochrome P-450 1A1 expression by tumor necrosis factor-a and lipopolysaccharide
    • Ke S., Rabson A.B., Germino J.F., Gallo M.A., and Tian Y. Mechanism of suppression of cytochrome P-450 1A1 expression by tumor necrosis factor-a and lipopolysaccharide. J. Biol. Chem. 276 (2001) 39638-39644
    • (2001) J. Biol. Chem. , vol.276 , pp. 39638-39644
    • Ke, S.1    Rabson, A.B.2    Germino, J.F.3    Gallo, M.A.4    Tian, Y.5
  • 15
    • 0034059998 scopus 로고    scopus 로고
    • Inhibition of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD)-stimulated Cyp1a1 promoter activity by hypoxic agents
    • Kim J.E., and Sheen Y.Y. Inhibition of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD)-stimulated Cyp1a1 promoter activity by hypoxic agents. Biochem. Pharmacol. 59 (2000) 1549-1556
    • (2000) Biochem. Pharmacol. , vol.59 , pp. 1549-1556
    • Kim, J.E.1    Sheen, Y.Y.2
  • 16
    • 0037026632 scopus 로고    scopus 로고
    • Increased aryl hydrocarbon receptor expression offers a potential therapeutic target in pancreatic cancer
    • Koliopanus A., Kleeff J., Xiao Y., Safe S., Zimmerman A., Buchler M.W., and Friess H. Increased aryl hydrocarbon receptor expression offers a potential therapeutic target in pancreatic cancer. Oncogene 21 (2002) 6059-6070
    • (2002) Oncogene , vol.21 , pp. 6059-6070
    • Koliopanus, A.1    Kleeff, J.2    Xiao, Y.3    Safe, S.4    Zimmerman, A.5    Buchler, M.W.6    Friess, H.7
  • 17
    • 0028884592 scopus 로고
    • Molecular mechanism of inhibition of estrogen-induced cathepsin D gene expression by 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) in MCF-7 cells
    • Krishnan V., Porter W., Santostefano M., Wang X., and Safe S. Molecular mechanism of inhibition of estrogen-induced cathepsin D gene expression by 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) in MCF-7 cells. Mol. Cell. Biol. 15 (1995) 6710-6719
    • (1995) Mol. Cell. Biol. , vol.15 , pp. 6710-6719
    • Krishnan, V.1    Porter, W.2    Santostefano, M.3    Wang, X.4    Safe, S.5
  • 18
    • 33750215292 scopus 로고    scopus 로고
    • Identification and characterization of genes susceptible to transcriptional cross-talk between the hypoxia and dioxin signaling cascades
    • Lee K., Burgoon L.D., Lamb L., Dere E., Zacharewski T.R., Hogenesch J.B., and LaPres J.J. Identification and characterization of genes susceptible to transcriptional cross-talk between the hypoxia and dioxin signaling cascades. Chem. Res. Toxicol. 19 (2006) 1284-1293
    • (2006) Chem. Res. Toxicol. , vol.19 , pp. 1284-1293
    • Lee, K.1    Burgoon, L.D.2    Lamb, L.3    Dere, E.4    Zacharewski, T.R.5    Hogenesch, J.B.6    LaPres, J.J.7
  • 19
    • 0026773401 scopus 로고
    • Superinduction of CYP1A1 transcription by cycloheximide: role of the DNA binding site for the liganded Ah receptor
    • Lusska A., Wu L., and Whitlock Jr. J.P. Superinduction of CYP1A1 transcription by cycloheximide: role of the DNA binding site for the liganded Ah receptor. J. Biol. Chem. 267 (1992) 15146-15151
    • (1992) J. Biol. Chem. , vol.267 , pp. 15146-15151
    • Lusska, A.1    Wu, L.2    Whitlock Jr., J.P.3
  • 20
    • 0034725042 scopus 로고    scopus 로고
    • Superinduction of CYP1A1 gene expression. Regulation of 2,3,7, 8-tetrachlorodibenzo-p-dioxin-induced degradation of Ah receptor by cycloheximide
    • Ma Q., Renzelli A.J., Baldwin K.T., and Antonini J.M. Superinduction of CYP1A1 gene expression. Regulation of 2,3,7, 8-tetrachlorodibenzo-p-dioxin-induced degradation of Ah receptor by cycloheximide. J. Biol. Chem. 275 (2000) 12676-12683
    • (2000) J. Biol. Chem. , vol.275 , pp. 12676-12683
    • Ma, Q.1    Renzelli, A.J.2    Baldwin, K.T.3    Antonini, J.M.4
  • 21
    • 0035872466 scopus 로고    scopus 로고
    • Tamoxifen-induced antitumorigenic/antiestrogenic action synergized by a selective Ah receptor modulator
    • McDougal A., Wormke M., Calvin J., and Safe S. Tamoxifen-induced antitumorigenic/antiestrogenic action synergized by a selective Ah receptor modulator. Cancer Res. 61 (2001) 3901-3907
    • (2001) Cancer Res. , vol.61 , pp. 3901-3907
    • McDougal, A.1    Wormke, M.2    Calvin, J.3    Safe, S.4
  • 22
    • 0024564101 scopus 로고
    • Steroid hormone receptors compete for factors that mediate their enhancer function
    • Meyer M.E., Gronemeyer H., Turcotte B., Bocquel M.T., and Chambon P. Steroid hormone receptors compete for factors that mediate their enhancer function. Cell 57 (1989) 433-442
    • (1989) Cell , vol.57 , pp. 433-442
    • Meyer, M.E.1    Gronemeyer, H.2    Turcotte, B.3    Bocquel, M.T.4    Chambon, P.5
  • 23
    • 0032899367 scopus 로고    scopus 로고
    • Identification of a novel mechanism of regulation of Ah (dioxin) receptor function
    • Mimura J., Ema M., Sogawa K., and Fujii-Kuriyama Y. Identification of a novel mechanism of regulation of Ah (dioxin) receptor function. Genes Dev. 13 (1999) 20-25
    • (1999) Genes Dev. , vol.13 , pp. 20-25
    • Mimura, J.1    Ema, M.2    Sogawa, K.3    Fujii-Kuriyama, Y.4
  • 24
    • 1542269170 scopus 로고    scopus 로고
    • Aryl hydrocarbon receptor-mediated inhibition of LNCaP prostate cancer cell growth and hormone-induced transactivation
    • Morrow D., Qin C., Smith III R., and Safe S. Aryl hydrocarbon receptor-mediated inhibition of LNCaP prostate cancer cell growth and hormone-induced transactivation. J. Steroid Biochem. Mol. Biol. 88 (2004) 27-36
    • (2004) J. Steroid Biochem. Mol. Biol. , vol.88 , pp. 27-36
    • Morrow, D.1    Qin, C.2    Smith III, R.3    Safe, S.4
  • 26
    • 0020010617 scopus 로고
    • 2,3,7,8-Tetrachlorodibenzo-p-dioxin and related halogenated aromatic hydrocarbons. Examinations of the mechanism of toxicity
    • Poland A., and Knutson J.C. 2,3,7,8-Tetrachlorodibenzo-p-dioxin and related halogenated aromatic hydrocarbons. Examinations of the mechanism of toxicity. Annu. Rev. Pharmacol. Toxicol. 22 (1982) 517-554
    • (1982) Annu. Rev. Pharmacol. Toxicol. , vol.22 , pp. 517-554
    • Poland, A.1    Knutson, J.C.2
  • 27
    • 0017145975 scopus 로고
    • Stereospecific, high affinity binding of 2,3,7,8-tetrachlorodibenzo-p-dioxin by hepatic cytosol: evidence that the binding species is receptor for induction of aryl hydrocarbon hydroxylase
    • Poland A., Glover E., and Kende A.S. Stereospecific, high affinity binding of 2,3,7,8-tetrachlorodibenzo-p-dioxin by hepatic cytosol: evidence that the binding species is receptor for induction of aryl hydrocarbon hydroxylase. J. Biol. Chem. 251 (1976) 4936-4946
    • (1976) J. Biol. Chem. , vol.251 , pp. 4936-4946
    • Poland, A.1    Glover, E.2    Kende, A.S.3
  • 28
    • 0032731702 scopus 로고    scopus 로고
    • Analysis of aryl hydrocarbon receptor-mediated signaling during physiological hypoxia reveals lack of competition for the aryl hydrocarbon nuclear translocator transcription factor
    • Pollenz R.S., Davarinos N.A., and Shearer T.P. Analysis of aryl hydrocarbon receptor-mediated signaling during physiological hypoxia reveals lack of competition for the aryl hydrocarbon nuclear translocator transcription factor. Mol. Pharmacol. 56 (1999) 1127-1137
    • (1999) Mol. Pharmacol. , vol.56 , pp. 1127-1137
    • Pollenz, R.S.1    Davarinos, N.A.2    Shearer, T.P.3
  • 29
    • 0035128819 scopus 로고    scopus 로고
    • Transcriptional activation of heat shock protein 27 gene expression by 17b-estradiol and modulation by antiestrogens and aryl hydrocarbon receptor agonists: estrogenic activity of ICI 164,384
    • Porter W., Wang F., Duan R., Qin C., Castro-Rivera E., and Safe S. Transcriptional activation of heat shock protein 27 gene expression by 17b-estradiol and modulation by antiestrogens and aryl hydrocarbon receptor agonists: estrogenic activity of ICI 164,384. J. Mol. Endocrinol. 26 (2001) 31-42
    • (2001) J. Mol. Endocrinol. , vol.26 , pp. 31-42
    • Porter, W.1    Wang, F.2    Duan, R.3    Qin, C.4    Castro-Rivera, E.5    Safe, S.6
  • 30
    • 1542476903 scopus 로고    scopus 로고
    • Interactions between 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) and hypoxia signaling pathways in zebrafish: hypoxia decreases responses to TCDD in zebrafish embryos
    • Prasch A.L., Andreasen E.A., Peterson R.E., and Heideman W. Interactions between 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) and hypoxia signaling pathways in zebrafish: hypoxia decreases responses to TCDD in zebrafish embryos. Toxicol. Sci. 78 (2004) 68-77
    • (2004) Toxicol. Sci. , vol.78 , pp. 68-77
    • Prasch, A.L.1    Andreasen, E.A.2    Peterson, R.E.3    Heideman, W.4
  • 31
    • 0026625037 scopus 로고
    • Identification of the Ah receptor nuclear translocator protein (Arnt) as a component of the DNA binding form of the Ah receptor
    • Reyes H., Reisz-Porszasz S., and Hankinson O. Identification of the Ah receptor nuclear translocator protein (Arnt) as a component of the DNA binding form of the Ah receptor. Science 256 (1992) 1193-1195
    • (1992) Science , vol.256 , pp. 1193-1195
    • Reyes, H.1    Reisz-Porszasz, S.2    Hankinson, O.3
  • 32
    • 0027314196 scopus 로고
    • Characterization of the aryl hydrocarbon (Ah) receptor and Ah-responsiveness in human ovarian carcinoma cell lines
    • Rowlands C., Krishnan V., Wang X., Santostefano M., Safe S., Miller W.R., and Langdon S. Characterization of the aryl hydrocarbon (Ah) receptor and Ah-responsiveness in human ovarian carcinoma cell lines. Cancer Res. 53 (1993) 1802-1807
    • (1993) Cancer Res. , vol.53 , pp. 1802-1807
    • Rowlands, C.1    Krishnan, V.2    Wang, X.3    Santostefano, M.4    Safe, S.5    Miller, W.R.6    Langdon, S.7
  • 33
    • 0041307080 scopus 로고    scopus 로고
    • Inhibitory aryl hydrocarbon-estrogen receptor a cross-talk and mechanisms of action
    • Safe S., and Wormke M. Inhibitory aryl hydrocarbon-estrogen receptor a cross-talk and mechanisms of action. Chem. Res. Toxicol. 16 (2003) 807-816
    • (2003) Chem. Res. Toxicol. , vol.16 , pp. 807-816
    • Safe, S.1    Wormke, M.2
  • 34
    • 0013365255 scopus 로고    scopus 로고
    • Selective Ah receptor modulators (SAhRMs): progress towards development of a new class of inhibitors of breast cancer growth
    • Safe S., McDougal A., Gupta M.S., and Ramamoorthy K. Selective Ah receptor modulators (SAhRMs): progress towards development of a new class of inhibitors of breast cancer growth. J. Women's Cancer 3 (2001) 37-45
    • (2001) J. Women's Cancer , vol.3 , pp. 37-45
    • Safe, S.1    McDougal, A.2    Gupta, M.S.3    Ramamoorthy, K.4
  • 36
    • 0036795452 scopus 로고    scopus 로고
    • Hypoxia induces proteasome-dependent degradation of estrogen receptor a in ZR-75 breast cancer cells
    • Stoner M., Saville B., Wormke M., Dean D., Burghardt R., and Safe S. Hypoxia induces proteasome-dependent degradation of estrogen receptor a in ZR-75 breast cancer cells. Mol. Endocrinol. 16 (2002) 2231-2242
    • (2002) Mol. Endocrinol. , vol.16 , pp. 2231-2242
    • Stoner, M.1    Saville, B.2    Wormke, M.3    Dean, D.4    Burghardt, R.5    Safe, S.6
  • 37
    • 1442278675 scopus 로고    scopus 로고
    • Estrogen regulation of vascular endothelial growth factor gene expression in ZR-75 breast cancer cells through interaction of estrogen receptor a and Sp proteins
    • Stoner M., Wormke M., Saville B., Samudio I., Qin C., Abdelrahim M., and Safe S. Estrogen regulation of vascular endothelial growth factor gene expression in ZR-75 breast cancer cells through interaction of estrogen receptor a and Sp proteins. Oncogene 23 (2004) 1052-1063
    • (2004) Oncogene , vol.23 , pp. 1052-1063
    • Stoner, M.1    Wormke, M.2    Saville, B.3    Samudio, I.4    Qin, C.5    Abdelrahim, M.6    Safe, S.7
  • 38
    • 0027458138 scopus 로고
    • The Ah-receptor: genetics, structure and function
    • Swanson H.I., and Bradfield C.A. The Ah-receptor: genetics, structure and function. Pharmacogenetics 3 (1993) 213-223
    • (1993) Pharmacogenetics , vol.3 , pp. 213-223
    • Swanson, H.I.1    Bradfield, C.A.2
  • 39
    • 0032957695 scopus 로고    scopus 로고
    • Ah receptor and NF-kB interactions, a potential mechanism for dioxin toxicity
    • Tian Y., Ke S., Denison M.S., Rabson A.B., and Gallo M.A. Ah receptor and NF-kB interactions, a potential mechanism for dioxin toxicity. J. Biol. Chem. 274 (1999) 510-515
    • (1999) J. Biol. Chem. , vol.274 , pp. 510-515
    • Tian, Y.1    Ke, S.2    Denison, M.S.3    Rabson, A.B.4    Gallo, M.A.5
  • 42
    • 0031710576 scopus 로고    scopus 로고
    • Mechanisms of ligand-induced aryl hydrocarbon receptor-mediated biochemical and toxic responses
    • Wilson C.L., and Safe S. Mechanisms of ligand-induced aryl hydrocarbon receptor-mediated biochemical and toxic responses. Toxicologic Pathol. 26 (1998) 657-671
    • (1998) Toxicologic Pathol. , vol.26 , pp. 657-671
    • Wilson, C.L.1    Safe, S.2
  • 43
    • 0037373474 scopus 로고    scopus 로고
    • The aryl hydrocarbon receptor mediates degradation of the estrogen receptor a through activation of proteasomes
    • Wormke M., Stoner M., Saville B., Walker K., Abdelrahim M., Burghardt R., and Safe S. The aryl hydrocarbon receptor mediates degradation of the estrogen receptor a through activation of proteasomes. Mol. Cell. Biol. 23 (2003) 1843-1855
    • (2003) Mol. Cell. Biol. , vol.23 , pp. 1843-1855
    • Wormke, M.1    Stoner, M.2    Saville, B.3    Walker, K.4    Abdelrahim, M.5    Burghardt, R.6    Safe, S.7


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