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Volumn 59, Issue 5, 2013, Pages 942-948

The AMPK-related kinase SNARK regulates hepatitis C virus replication and pathogenesis through enhancement of TGF-β signaling

Author keywords

Fibrosis; HCV; Kinase; Metformin; NUAK2; SMAD; SNARK; TGF beta

Indexed keywords

CYCLOSPORIN A; LUCIFERASE; MESSENGER RNA; METFORMIN; PHOSPHOTRANSFERASE; SMALL INTERFERING RNA; SNARK KINASE; TRANSFORMING GROWTH FACTOR BETA; UNCLASSIFIED DRUG;

EID: 84885960464     PISSN: 01688278     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jhep.2013.06.025     Document Type: Article
Times cited : (29)

References (50)
  • 1
    • 84860307792 scopus 로고    scopus 로고
    • Anti-hepatitis C virus drugs in development
    • E.A. Schaefer, and R.T. Chung Anti-hepatitis C virus drugs in development Gastroenterology 142 2012 e1341
    • (2012) Gastroenterology , vol.142 , pp. 1341
    • Schaefer, E.A.1    Chung, R.T.2
  • 2
    • 84856188637 scopus 로고    scopus 로고
    • A watershed moment in the treatment of hepatitis C
    • R.T. Chung A watershed moment in the treatment of hepatitis C N Engl J Med 366 2012 273 275
    • (2012) N Engl J Med , vol.366 , pp. 273-275
    • Chung, R.T.1
  • 3
    • 84861646176 scopus 로고    scopus 로고
    • Treating hepatitis C infection by targeting the host
    • S. Salloum, and A.W. Tai Treating hepatitis C infection by targeting the host Transl Res 159 2012 421 429
    • (2012) Transl Res , vol.159 , pp. 421-429
    • Salloum, S.1    Tai, A.W.2
  • 6
    • 61849160363 scopus 로고    scopus 로고
    • A functional genomic screen identifies cellular cofactors of hepatitis C virus replication
    • A.W. Tai, Y. Benita, L.F. Peng, S.S. Kim, N. Sakamoto, and R.J. Xavier A functional genomic screen identifies cellular cofactors of hepatitis C virus replication Cell Host Microbe 5 2009 298 307
    • (2009) Cell Host Microbe , vol.5 , pp. 298-307
    • Tai, A.W.1    Benita, Y.2    Peng, L.F.3    Kim, S.S.4    Sakamoto, N.5    Xavier, R.J.6
  • 7
    • 12144287284 scopus 로고    scopus 로고
    • LKB1 is a master kinase that activates 13 kinases of the AMPK subfamily, including MARK/PAR-1
    • J.M. Lizcano, O. Goransson, R. Toth, M. Deak, N.A. Morrice, and J. Boudeau LKB1 is a master kinase that activates 13 kinases of the AMPK subfamily, including MARK/PAR-1 EMBO J 23 2004 833 843
    • (2004) EMBO J , vol.23 , pp. 833-843
    • Lizcano, J.M.1    Goransson, O.2    Toth, R.3    Deak, M.4    Morrice, N.A.5    Boudeau, J.6
  • 8
    • 70349513508 scopus 로고    scopus 로고
    • A genome-wide genetic screen for host factors required for hepatitis C virus propagation
    • Q. Li, A.L. Brass, A. Ng, Z. Hu, R.J. Xavier, and T.J. Liang A genome-wide genetic screen for host factors required for hepatitis C virus propagation Proc Natl Acad Sci U S A 106 2009 16410 16415
    • (2009) Proc Natl Acad Sci U S A , vol.106 , pp. 16410-16415
    • Li, Q.1    Brass, A.L.2    Ng, A.3    Hu, Z.4    Xavier, R.J.5    Liang, T.J.6
  • 9
    • 34250354423 scopus 로고    scopus 로고
    • Identification of host genes involved in hepatitis C virus replication by small interfering RNA technology
    • T.I. Ng, H. Mo, T. Pilot-Matias, Y. He, G. Koev, and P. Krishnan Identification of host genes involved in hepatitis C virus replication by small interfering RNA technology Hepatology 45 2007 1413 1421
    • (2007) Hepatology , vol.45 , pp. 1413-1421
    • Ng, T.I.1    Mo, H.2    Pilot-Matias, T.3    He, Y.4    Koev, G.5    Krishnan, P.6
  • 10
    • 41349102333 scopus 로고    scopus 로고
    • Susceptibility of Snark-deficient mice to azoxymethane-induced colorectal tumorigenesis and the formation of aberrant crypt foci
    • K. Tsuchihara, T. Ogura, R. Fujioka, S. Fujii, W. Kuga, and M. Saito Susceptibility of Snark-deficient mice to azoxymethane-induced colorectal tumorigenesis and the formation of aberrant crypt foci Cancer Sci 99 2008 677 682
    • (2008) Cancer Sci , vol.99 , pp. 677-682
    • Tsuchihara, K.1    Ogura, T.2    Fujioka, R.3    Fujii, S.4    Kuga, W.5    Saito, M.6
  • 11
    • 77957288749 scopus 로고    scopus 로고
    • Sucrose nonfermenting AMPK-related kinase (SNARK) mediates contraction-stimulated glucose transport in mouse skeletal muscle
    • H.J. Koh, T. Toyoda, N. Fujii, M.M. Jung, A. Rathod, and R.J. Middelbeek Sucrose nonfermenting AMPK-related kinase (SNARK) mediates contraction- stimulated glucose transport in mouse skeletal muscle Proc Natl Acad Sci U S A 107 2010 15541 15546
    • (2010) Proc Natl Acad Sci U S A , vol.107 , pp. 15541-15546
    • Koh, H.J.1    Toyoda, T.2    Fujii, N.3    Jung, M.M.4    Rathod, A.5    Middelbeek, R.J.6
  • 12
    • 77954902957 scopus 로고    scopus 로고
    • Enhanced hepatitis C virus genome replication and lipid accumulation mediated by inhibition of AMP-activated protein kinase
    • J. Mankouri, P.R. Tedbury, S. Gretton, M.E. Hughes, S.D. Griffin, and M.L. Dallas Enhanced hepatitis C virus genome replication and lipid accumulation mediated by inhibition of AMP-activated protein kinase Proc Natl Acad Sci U S A 107 2010 11549 11554
    • (2010) Proc Natl Acad Sci U S A , vol.107 , pp. 11549-11554
    • Mankouri, J.1    Tedbury, P.R.2    Gretton, S.3    Hughes, M.E.4    Griffin, S.D.5    Dallas, M.L.6
  • 13
    • 0034785348 scopus 로고    scopus 로고
    • TGF-beta signaling in tumor suppression and cancer progression
    • R. Derynck, R.J. Akhurst, and A. Balmain TGF-beta signaling in tumor suppression and cancer progression Nat Genet 29 2001 117 129
    • (2001) Nat Genet , vol.29 , pp. 117-129
    • Derynck, R.1    Akhurst, R.J.2    Balmain, A.3
  • 16
    • 33645968969 scopus 로고    scopus 로고
    • Progression of liver fibrosis among injection drug users with chronic hepatitis C
    • L.E. Wilson, M. Torbenson, J. Astemborski, H. Faruki, C. Spoler, and R. Rai Progression of liver fibrosis among injection drug users with chronic hepatitis C Hepatology 43 2006 788 795
    • (2006) Hepatology , vol.43 , pp. 788-795
    • Wilson, L.E.1    Torbenson, M.2    Astemborski, J.3    Faruki, H.4    Spoler, C.5    Rai, R.6
  • 17
  • 18
    • 79960462492 scopus 로고    scopus 로고
    • IL28B inhibits hepatitis C virus replication through the JAK-STAT pathway
    • L. Zhang, N. Jilg, R.X. Shao, W. Lin, D.N. Fusco, and H. Zhao IL28B inhibits hepatitis C virus replication through the JAK-STAT pathway J Hepatol 55 2010 289 298
    • (2010) J Hepatol , vol.55 , pp. 289-298
    • Zhang, L.1    Jilg, N.2    Shao, R.X.3    Lin, W.4    Fusco, D.N.5    Zhao, H.6
  • 19
    • 77952728703 scopus 로고    scopus 로고
    • Suppressor of cytokine signaling 3 suppresses hepatitis C virus replication in an mTOR-dependent manner
    • R.X. Shao, L. Zhang, L.F. Peng, E. Sun, W.J. Chung, and J.Y. Jang Suppressor of cytokine signaling 3 suppresses hepatitis C virus replication in an mTOR-dependent manner J Virol 84 2010 6060 6069
    • (2010) J Virol , vol.84 , pp. 6060-6069
    • Shao, R.X.1    Zhang, L.2    Peng, L.F.3    Sun, E.4    Chung, W.J.5    Jang, J.Y.6
  • 20
    • 20444399500 scopus 로고    scopus 로고
    • Regulation of SNARK activity in response to cellular stresses
    • D.L. Lefebvre, and C.F. Rosen Regulation of SNARK activity in response to cellular stresses Biochim Biophys Acta 1724 2005 71 85
    • (2005) Biochim Biophys Acta , vol.1724 , pp. 71-85
    • Lefebvre, D.L.1    Rosen, C.F.2
  • 21
    • 0142182744 scopus 로고    scopus 로고
    • Cyclosporin A suppresses replication of hepatitis C virus genome in cultured hepatocytes
    • K. Watashi, M. Hijikata, M. Hosaka, M. Yamaji, and K. Shimotohno Cyclosporin A suppresses replication of hepatitis C virus genome in cultured hepatocytes Hepatology 38 2003 1282 1288
    • (2003) Hepatology , vol.38 , pp. 1282-1288
    • Watashi, K.1    Hijikata, M.2    Hosaka, M.3    Yamaji, M.4    Shimotohno, K.5
  • 22
    • 0036652968 scopus 로고    scopus 로고
    • A mass spectrometry-based proteomic approach for identification of serine/threonine-phosphorylated proteins by enrichment with phospho-specific antibodies: Identification of a novel protein, Frigg, as a protein kinase A substrate
    • M. Gronborg, T.Z. Kristiansen, A. Stensballe, J.S. Andersen, O. Ohara, and M. Mann A mass spectrometry-based proteomic approach for identification of serine/threonine-phosphorylated proteins by enrichment with phospho-specific antibodies: identification of a novel protein, Frigg, as a protein kinase A substrate Mol Cell Proteomics 1 2002 517 527
    • (2002) Mol Cell Proteomics , vol.1 , pp. 517-527
    • Gronborg, M.1    Kristiansen, T.Z.2    Stensballe, A.3    Andersen, J.S.4    Ohara, O.5    Mann, M.6
  • 23
    • 0035871220 scopus 로고    scopus 로고
    • Identification and characterization of a novel sucrose-non-fermenting protein kinase/AMP-activated protein kinase-related protein kinase, SNARK
    • D.L. Lefebvre, Y. Bai, N. Shahmolky, M. Sharma, R. Poon, and D.J. Drucker Identification and characterization of a novel sucrose-non-fermenting protein kinase/AMP-activated protein kinase-related protein kinase, SNARK Biochem J 355 2001 297 305
    • (2001) Biochem J , vol.355 , pp. 297-305
    • Lefebvre, D.L.1    Bai, Y.2    Shahmolky, N.3    Sharma, M.4    Poon, R.5    Drucker, D.J.6
  • 24
    • 0028328817 scopus 로고
    • An assay for transforming growth factor-beta using cells transfected with a plasminogen activator inhibitor-1 promoter-luciferase construct
    • M. Abe, J.G. Harpel, C.N. Metz, I. Nunes, D.J. Loskutoff, and D.B. Rifkin An assay for transforming growth factor-beta using cells transfected with a plasminogen activator inhibitor-1 promoter-luciferase construct Anal Biochem 216 1994 276 284
    • (1994) Anal Biochem , vol.216 , pp. 276-284
    • Abe, M.1    Harpel, J.G.2    Metz, C.N.3    Nunes, I.4    Loskutoff, D.J.5    Rifkin, D.B.6
  • 25
    • 77955673008 scopus 로고    scopus 로고
    • Transcriptome sequencing, microarray, and proteomic analyses reveal cellular and metabolic impact of hepatitis C virus infection in vitro
    • S.D. Woodhouse, R. Narayan, S. Latham, S. Lee, R. Antrobus, and B. Gangadharan Transcriptome sequencing, microarray, and proteomic analyses reveal cellular and metabolic impact of hepatitis C virus infection in vitro Hepatology 52 2010 443 453
    • (2010) Hepatology , vol.52 , pp. 443-453
    • Woodhouse, S.D.1    Narayan, R.2    Latham, S.3    Lee, S.4    Antrobus, R.5    Gangadharan, B.6
  • 26
    • 79952616582 scopus 로고    scopus 로고
    • Hepatitis C virus-induced furin and thrombospondin-1 activate TGF-beta1: Role of TGF-beta1 in HCV replication
    • L.D. Presser, A. Haskett, and G. Waris Hepatitis C virus-induced furin and thrombospondin-1 activate TGF-beta1: role of TGF-beta1 in HCV replication Virology 412 2011 284 296
    • (2011) Virology , vol.412 , pp. 284-296
    • Presser, L.D.1    Haskett, A.2    Waris, G.3
  • 27
    • 8744315928 scopus 로고    scopus 로고
    • Identification of SNF1/AMP kinase-related kinase as an NF-kappaB-regulated anti-apoptotic kinase involved in CD95-induced motility and invasiveness
    • P. Legembre, R. Schickel, B.C. Barnhart, and M.E. Peter Identification of SNF1/AMP kinase-related kinase as an NF-kappaB-regulated anti-apoptotic kinase involved in CD95-induced motility and invasiveness J Biol Chem 279 2004 46742 46747
    • (2004) J Biol Chem , vol.279 , pp. 46742-46747
    • Legembre, P.1    Schickel, R.2    Barnhart, B.C.3    Peter, M.E.4
  • 29
    • 77952722154 scopus 로고    scopus 로고
    • Hepatitis C virus regulates transforming growth factor beta1 production through the generation of reactive oxygen species in a nuclear factor kappaB-dependent manner
    • 2518 e2501
    • W. Lin, W.L. Tsai, R.X. Shao, G. Wu, L.F. Peng, and L.L. Barlow Hepatitis C virus regulates transforming growth factor beta1 production through the generation of reactive oxygen species in a nuclear factor kappaB-dependent manner Gastroenterology 138 2010 2509 2518 2518 e2501
    • (2010) Gastroenterology , vol.138 , pp. 2509-2518
    • Lin, W.1    Tsai, W.L.2    Shao, R.X.3    Wu, G.4    Peng, L.F.5    Barlow, L.L.6
  • 30
    • 0035859871 scopus 로고    scopus 로고
    • Human hepatitis C virus NS5A protein alters intracellular calcium levels, induces oxidative stress, and activates STAT-3 and NF-kappa B
    • G. Gong, G. Waris, R. Tanveer, and A. Siddiqui Human hepatitis C virus NS5A protein alters intracellular calcium levels, induces oxidative stress, and activates STAT-3 and NF-kappa B Proc Natl Acad Sci U S A 98 2001 9599 9604
    • (2001) Proc Natl Acad Sci U S A , vol.98 , pp. 9599-9604
    • Gong, G.1    Waris, G.2    Tanveer, R.3    Siddiqui, A.4
  • 31
    • 67650120434 scopus 로고    scopus 로고
    • Signal transduction pathways in liver and the influence of hepatitis C virus infection on their activities
    • M.M. Dabrowska, A. Panasiuk, and R. Flisiak Signal transduction pathways in liver and the influence of hepatitis C virus infection on their activities World J Gastroenterol 15 2009 2184 2189
    • (2009) World J Gastroenterol , vol.15 , pp. 2184-2189
    • Dabrowska, M.M.1    Panasiuk, A.2    Flisiak, R.3
  • 32
    • 36448936383 scopus 로고    scopus 로고
    • TGFbeta-SMAD signal transduction: Molecular specificity and functional flexibility
    • B. Schmierer, and C.S. Hill TGFbeta-SMAD signal transduction: molecular specificity and functional flexibility Nat Rev Mol Cell Biol 8 2007 970 982
    • (2007) Nat Rev Mol Cell Biol , vol.8 , pp. 970-982
    • Schmierer, B.1    Hill, C.S.2
  • 33
    • 34547108860 scopus 로고    scopus 로고
    • Activation of Mps1 promotes transforming growth factor-beta-independent Smad signaling
    • S. Zhu, W. Wang, D.C. Clarke, and X. Liu Activation of Mps1 promotes transforming growth factor-beta-independent Smad signaling J Biol Chem 282 2007 18327 18338
    • (2007) J Biol Chem , vol.282 , pp. 18327-18338
    • Zhu, S.1    Wang, W.2    Clarke, D.C.3    Liu, X.4
  • 34
    • 62749135921 scopus 로고    scopus 로고
    • Differential requirement for MEK/ERK and SMAD signaling in PAI-1 and CTGF expression in response to microtubule disruption
    • R. Samarakoon, C.E. Higgins, S.P. Higgins, and P.J. Higgins Differential requirement for MEK/ERK and SMAD signaling in PAI-1 and CTGF expression in response to microtubule disruption Cell Signal 21 2009 986 995
    • (2009) Cell Signal , vol.21 , pp. 986-995
    • Samarakoon, R.1    Higgins, C.E.2    Higgins, S.P.3    Higgins, P.J.4
  • 36
    • 0035196810 scopus 로고    scopus 로고
    • Hepatitis C virus core protein enhances the activation of the transcription factor, Elk1, in response to mitogenic stimuli
    • K. Fukuda, K. Tsuchihara, M. Hijikata, S. Nishiguchi, T. Kuroki, and K. Shimotohno Hepatitis C virus core protein enhances the activation of the transcription factor, Elk1, in response to mitogenic stimuli Hepatology 33 2001 159 165
    • (2001) Hepatology , vol.33 , pp. 159-165
    • Fukuda, K.1    Tsuchihara, K.2    Hijikata, M.3    Nishiguchi, S.4    Kuroki, T.5    Shimotohno, K.6
  • 37
    • 78149409944 scopus 로고    scopus 로고
    • Epidermal growth factor regulates PAI-1 expression via activation of the transcription factor Elk-1
    • P. Wyrzykowska, K. Stalinska, M. Wawro, J. Kochan, and A. Kasza Epidermal growth factor regulates PAI-1 expression via activation of the transcription factor Elk-1 Biochim Biophys Acta 1799 2010 616 621
    • (2010) Biochim Biophys Acta , vol.1799 , pp. 616-621
    • Wyrzykowska, P.1    Stalinska, K.2    Wawro, M.3    Kochan, J.4    Kasza, A.5
  • 38
    • 41349114071 scopus 로고    scopus 로고
    • LKB1 signaling in mesenchymal cells required for suppression of gastrointestinal polyposis
    • P. Katajisto, K. Vaahtomeri, N. Ekman, E. Ventela, A. Ristimaki, and N. Bardeesy LKB1 signaling in mesenchymal cells required for suppression of gastrointestinal polyposis Nat Genet 40 2008 455 459
    • (2008) Nat Genet , vol.40 , pp. 455-459
    • Katajisto, P.1    Vaahtomeri, K.2    Ekman, N.3    Ventela, E.4    Ristimaki, A.5    Bardeesy, N.6
  • 39
    • 57349156568 scopus 로고    scopus 로고
    • Integration of non-SMAD and SMAD signaling in TGF-beta1-induced plasminogen activator inhibitor type-1 gene expression in vascular smooth muscle cells
    • R. Samarakoon, and P.J. Higgins Integration of non-SMAD and SMAD signaling in TGF-beta1-induced plasminogen activator inhibitor type-1 gene expression in vascular smooth muscle cells Thromb Haemost 100 2008 976 983
    • (2008) Thromb Haemost , vol.100 , pp. 976-983
    • Samarakoon, R.1    Higgins, P.J.2
  • 40
    • 78651332824 scopus 로고    scopus 로고
    • Hepatitis C virus E2 protein induce reactive oxygen species (ROS)-related fibrogenesis in the HSC-T6 hepatic stellate cell line
    • H. Ming-Ju, H. Yih-Shou, C. Tzy-Yen, and C. Hui-Ling Hepatitis C virus E2 protein induce reactive oxygen species (ROS)-related fibrogenesis in the HSC-T6 hepatic stellate cell line J Cell Biochem 112 2010 233 243
    • (2010) J Cell Biochem , vol.112 , pp. 233-243
    • Ming-Ju, H.1    Yih-Shou, H.2    Tzy-Yen, C.3    Hui-Ling, C.4
  • 41
    • 66949121471 scopus 로고    scopus 로고
    • AMP-activated protein kinase pathway: A potential therapeutic target in cardiometabolic disease
    • A.K. Wong, J. Howie, J.R. Petrie, and C.C. Lang AMP-activated protein kinase pathway: a potential therapeutic target in cardiometabolic disease Clin Sci (Lond) 116 2009 607 620
    • (2009) Clin Sci (Lond) , vol.116 , pp. 607-620
    • Wong, A.K.1    Howie, J.2    Petrie, J.R.3    Lang, C.C.4
  • 43
    • 28844433635 scopus 로고    scopus 로고
    • The kinase LKB1 mediates glucose homeostasis in liver and therapeutic effects of metformin
    • R.J. Shaw, K.A. Lamia, D. Vasquez, S.H. Koo, N. Bardeesy, and R.A. Depinho The kinase LKB1 mediates glucose homeostasis in liver and therapeutic effects of metformin Science 310 2005 1642 1646
    • (2005) Science , vol.310 , pp. 1642-1646
    • Shaw, R.J.1    Lamia, K.A.2    Vasquez, D.3    Koo, S.H.4    Bardeesy, N.5    Depinho, R.A.6
  • 44
    • 79551490365 scopus 로고    scopus 로고
    • Metformin has adenosine-monophosphate activated protein kinase (AMPK)-independent effects on LPS-stimulated rat primary microglial cultures
    • K. Labuzek, S. Liber, B. Gabryel, and B. Okopien Metformin has adenosine-monophosphate activated protein kinase (AMPK)-independent effects on LPS-stimulated rat primary microglial cultures Pharmacol Rep 62 2010 827 848
    • (2010) Pharmacol Rep , vol.62 , pp. 827-848
    • Labuzek, K.1    Liber, S.2    Gabryel, B.3    Okopien, B.4
  • 45
    • 72549104493 scopus 로고    scopus 로고
    • Treatment of insulin resistance with metformin in naive genotype 1 chronic hepatitis C patients receiving peginterferon alfa-2a plus ribavirin
    • M. Romero-Gomez, M. Diago, R.J. Andrade, J.L. Calleja, J. Salmeron, and C.M. Fernandez-Rodriguez Treatment of insulin resistance with metformin in naive genotype 1 chronic hepatitis C patients receiving peginterferon alfa-2a plus ribavirin Hepatology 50 2009 1702 1708
    • (2009) Hepatology , vol.50 , pp. 1702-1708
    • Romero-Gomez, M.1    Diago, M.2    Andrade, R.J.3    Calleja, J.L.4    Salmeron, J.5    Fernandez-Rodriguez, C.M.6
  • 46
    • 70449704193 scopus 로고    scopus 로고
    • Hyperinsulinemia and risk for hepatocellular carcinoma in patients with chronic liver diseases and Type 2 diabetes mellitus
    • V. Donadon, M. Balbi, and G. Zanette Hyperinsulinemia and risk for hepatocellular carcinoma in patients with chronic liver diseases and Type 2 diabetes mellitus Expert Rev Gastroenterol Hepatol 3 2009 465 467
    • (2009) Expert Rev Gastroenterol Hepatol , vol.3 , pp. 465-467
    • Donadon, V.1    Balbi, M.2    Zanette, G.3
  • 47
    • 84864281382 scopus 로고    scopus 로고
    • Cyclophilin inhibitors: A novel class of promising host-targeting anti-HCV agents
    • P.A. Gallay Cyclophilin inhibitors: a novel class of promising host-targeting anti-HCV agents Immunol Res 52 2012 200 210
    • (2012) Immunol Res , vol.52 , pp. 200-210
    • Gallay, P.A.1
  • 50
    • 34249342305 scopus 로고    scopus 로고
    • Statins in non-alcoholic fatty liver disease and chronically elevated liver enzymes: A histopathological follow-up study
    • M. Ekstedt, L.E. Franzen, U.L. Mathiesen, M. Holmqvist, G. Bodemar, and S. Kechagias Statins in non-alcoholic fatty liver disease and chronically elevated liver enzymes: a histopathological follow-up study J Hepatol 47 2007 135 141
    • (2007) J Hepatol , vol.47 , pp. 135-141
    • Ekstedt, M.1    Franzen, L.E.2    Mathiesen, U.L.3    Holmqvist, M.4    Bodemar, G.5    Kechagias, S.6


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