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Volumn 13, Issue 9, 2014, Pages 1489-1494

Gene polymorphisms of cellular senescence marker p21 and disease progression in non-alcohol-related fatty liver disease

Author keywords

Cell cycle inhibitor p21; Chronic liver disease; Liver fibrosis; Polymorphism; Senescence

Indexed keywords

CYCLIN DEPENDENT KINASE INHIBITOR 1A; PROTEIN P21; BIOLOGICAL MARKER;

EID: 84899750753     PISSN: 15384101     EISSN: 15514005     Source Type: Journal    
DOI: 10.4161/cc.28471     Document Type: Article
Times cited : (52)

References (39)
  • 1
    • 34447543913 scopus 로고    scopus 로고
    • Cellular senescence in cancer and aging
    • PMID:17662938
    • Collado M, Blasco MA, Serrano M. Cellular senescence in cancer and aging. Cell 2007; 130:223-33; PMID:17662938; http://dx.doi.org/10.1016/j.cell.2007.07. 003
    • (2007) Cell , vol.130 , pp. 223-233
    • Collado, M.1    Blasco, M.A.2    Serrano, M.3
  • 2
    • 34548186667 scopus 로고    scopus 로고
    • Cellular senescence: When bad things happen to good cells
    • PMID:17667954
    • Campisi J, d'Adda di Fagagna F. Cellular senescence: when bad things happen to good cells. Nat Rev Mol Cell Biol 2007; 8:729-40; PMID:17667954; http://dx.doi.org/10.1038/nrm2233
    • (2007) Nat Rev Mol Cell Biol , vol.8 , pp. 729-740
    • Campisi, J.1    D'Adda Di Fagagna, F.2
  • 3
    • 14644410453 scopus 로고    scopus 로고
    • The signals and pathways activating cellular senescence
    • PMID:15743671
    • Ben-Porath I, Weinberg RA. The signals and pathways activating cellular senescence. Int J Biochem Cell Biol 2005; 37:961-76; PMID:15743671; http://dx.doi.org/10.1016/j.biocel.2004.10.013
    • (2005) Int J Biochem Cell Biol , vol.37 , pp. 961-976
    • Ben-Porath, I.1    Weinberg, R.A.2
  • 6
    • 77649171804 scopus 로고    scopus 로고
    • Nuclear size measurement is a simple method for the assessment of hepatocellular aging in non-alcoholic fatty liver disease: Comparison with telomere-specific quantitative FISH and p21 immunohistochemistry
    • PMID:20403043
    • Nakajima T, Nakashima T, Okada Y, Jo M, Nishikawa T, Mitsumoto Y, Katagishi T, Kimura H, Itoh Y, Kagawa K, et al. Nuclear size measurement is a simple method for the assessment of hepatocellular aging in non-alcoholic fatty liver disease: Comparison with telomere-specific quantitative FISH and p21 immunohistochemistry. Pathol Int 2010; 60:175-83; PMID:20403043; http://dx.doi.org/10.1111/j.1440-1827.2009.02504.x
    • (2010) Pathol Int , vol.60 , pp. 175-183
    • Nakajima, T.1    Nakashima, T.2    Okada, Y.3    Jo, M.4    Nishikawa, T.5    Mitsumoto, Y.6    Katagishi, T.7    Kimura, H.8    Itoh, Y.9    Kagawa, K.10
  • 7
    • 77449141654 scopus 로고    scopus 로고
    • Bile ductular cells undergoing cellular senescence increase in chronic liver diseases along with fibrous progression
    • PMID:20093230
    • Sasaki M, Ikeda H, Yamaguchi J, Miyakoshi M, Sato Y, Nakanuma Y. Bile ductular cells undergoing cellular senescence increase in chronic liver diseases along with fibrous progression. Am J Clin Pathol 2010; 133:212-23; PMID:20093230; http://dx.doi.org/10.1309/AJCPWMX47TREYWZG
    • (2010) Am J Clin Pathol , vol.133 , pp. 212-223
    • Sasaki, M.1    Ikeda, H.2    Yamaguchi, J.3    Miyakoshi, M.4    Sato, Y.5    Nakanuma, Y.6
  • 8
    • 47149088985 scopus 로고    scopus 로고
    • Telomere shortening in the damaged small bile ducts in primary biliary cirrhosis reflects ongoing cellular senescence
    • PMID:18536059
    • Sasaki M, Ikeda H, Yamaguchi J, Nakada S, Nakanuma Y. Telomere shortening in the damaged small bile ducts in primary biliary cirrhosis reflects ongoing cellular senescence. Hepatology 2008; 48:186-95; PMID:18536059; http://dx.doi.org/10.1002/hep.22348
    • (2008) Hepatology , vol.48 , pp. 186-195
    • Sasaki, M.1    Ikeda, H.2    Yamaguchi, J.3    Nakada, S.4    Nakanuma, Y.5
  • 10
    • 11144339385 scopus 로고    scopus 로고
    • Relation between hepatocyte G1 arrest, impaired hepatic regeneration, and fibrosis in chronic hepatitis C virus infection
    • PMID:15633121
    • Marshall A, Rushbrook S, Davies SE, Morris LS, Scott IS, Vowler SL, Coleman N, Alexander G. Relation between hepatocyte G1 arrest, impaired hepatic regeneration, and fibrosis in chronic hepatitis C virus infection. Gastroenterology 2005; 128:33-42; PMID:15633121; http://dx.doi.org/10.1053/j. gastro.2004.09.076
    • (2005) Gastroenterology , vol.128 , pp. 33-42
    • Marshall, A.1    Rushbrook, S.2    Davies, S.E.3    Morris, L.S.4    Scott, I.S.5    Vowler, S.L.6    Coleman, N.7    Alexander, G.8
  • 12
    • 84884570112 scopus 로고    scopus 로고
    • Hepatocyte expression of the senescence marker p21 is linked to fibrosis and an adverse liver-related outcome in alcohol-related liver disease
    • PMID:24086266
    • Aravinthan A, Pietrosi G, Hoare M, Jupp J, Marshall A, Verrill C, Davies S, Bateman A, Sheron N, Allison M, et al. Hepatocyte expression of the senescence marker p21 is linked to fibrosis and an adverse liver-related outcome in alcohol-related liver disease. PLoS One 2013; 8:e72904; PMID:24086266; http://dx.doi.org/10.1371/journal.pone.0072904
    • (2013) PLoS One , vol.8
    • Aravinthan, A.1    Pietrosi, G.2    Hoare, M.3    Jupp, J.4    Marshall, A.5    Verrill, C.6    Davies, S.7    Bateman, A.8    Sheron, N.9    Allison, M.10
  • 13
    • 84865564349 scopus 로고    scopus 로고
    • Interleukin-22 induces hepatic stellate cell senescence and restricts liver fibrosis in mice
    • PMID:22473749
    • Kong X, Feng D, Wang H, Hong F, Bertola A, Wang FS, Gao B. Interleukin-22 induces hepatic stellate cell senescence and restricts liver fibrosis in mice. Hepatology 2012; 56:1150-9; PMID:22473749; http://dx.doi.org/10.1002/hep.25744
    • (2012) Hepatology , vol.56 , pp. 1150-1159
    • Kong, X.1    Feng, D.2    Wang, H.3    Hong, F.4    Bertola, A.5    Wang, F.S.6    Gao, B.7
  • 14
    • 84866858655 scopus 로고    scopus 로고
    • Atorvastatin inhibits proliferation and apoptosis, but induces senescence in hepatic myofibroblasts and thereby attenuates hepatic fibrosis in rats
    • PMID:22890553
    • Klein S, Klösel J, Schierwagen R, Körner C, Granzow M, Huss S, Mazar IG, Weber S, van den Ven PF, Pieper-Fürst U, et al. Atorvastatin inhibits proliferation and apoptosis, but induces senescence in hepatic myofibroblasts and thereby attenuates hepatic fibrosis in rats. Lab Invest 2012; 92:1440-50; PMID:22890553; http://dx.doi.org/10.1038/labinvest.2012.106
    • (2012) Lab Invest , vol.92 , pp. 1440-1450
    • Klein, S.1    Klösel, J.2    Schierwagen, R.3    Körner, C.4    Granzow, M.5    Huss, S.6    Mazar, I.G.7    Weber, S.8    Van Den Ven, P.F.9    Pieper-Fürst, U.10
  • 15
    • 56649123256 scopus 로고    scopus 로고
    • The epidemiology of nonalcoholic fatty liver disease: A global perspective
    • PMID:18956290
    • Lazo M, Clark JM. The epidemiology of nonalcoholic fatty liver disease: a global perspective. Semin Liver Dis 2008; 28:339-50; PMID:18956290; http://dx.doi.org/10.1055/s-0028-1091978
    • (2008) Semin Liver Dis , vol.28 , pp. 339-350
    • Lazo, M.1    Clark, J.M.2
  • 16
    • 0038644536 scopus 로고    scopus 로고
    • Nonalcoholic steatohepatitis: Summary of an AASLD Single Topic Conference
    • PMID:12717402
    • Neuschwander-Tetri BA, Caldwell SH. Nonalcoholic steatohepatitis: summary of an AASLD Single Topic Conference. Hepatology 2003; 37:1202-19; PMID:12717402; http://dx.doi.org/10.1053/jhep.2003.50193
    • (2003) Hepatology , vol.37 , pp. 1202-1219
    • Neuschwander-Tetri, B.A.1    Caldwell, S.H.2
  • 17
    • 40849083460 scopus 로고    scopus 로고
    • Non-alcoholic fatty liver disease: The mist gradually clears
    • PMID:18304679
    • de Alwis NM, Day CP. Non-alcoholic fatty liver disease: the mist gradually clears. J Hepatol 2008; 48(Suppl 1):S104-12; PMID:18304679; http://dx.doi.org/10.1016/j.jhep.2008.01.009
    • (2008) J Hepatol , vol.48 , Issue.SUPPL. 1
    • De Alwis, N.M.1    Day, C.P.2
  • 18
    • 84878930738 scopus 로고    scopus 로고
    • Progression of NAFLD to diabetes mellitus, cardiovascular disease or cirrhosis
    • PMID:23507799
    • Anstee QM, Targher G, Day CP. Progression of NAFLD to diabetes mellitus, cardiovascular disease or cirrhosis. Nat Rev Gastroenterol Hepatol 2013; 10:330-44; PMID:23507799; http://dx.doi.org/10.1038/nrgastro.2013.41
    • (2013) Nat Rev Gastroenterol Hepatol , vol.10 , pp. 330-344
    • Anstee, Q.M.1    Targher, G.2    Day, C.P.3
  • 19
    • 0032695030 scopus 로고    scopus 로고
    • Independent predictors of liver fibrosis in patients with nonalcoholic steatohepatitis
    • PMID:10573511
    • Angulo P, Keach JC, Batts KP, Lindor KD. Independent predictors of liver fibrosis in patients with nonalcoholic steatohepatitis. Hepatology 1999; 30:1356-62; PMID:10573511; http://dx.doi.org/10.1002/hep.510300604
    • (1999) Hepatology , vol.30 , pp. 1356-1362
    • Angulo, P.1    Keach, J.C.2    Batts, K.P.3    Lindor, K.D.4
  • 20
    • 0034950652 scopus 로고    scopus 로고
    • Nonalcoholic fatty liver disease: Predictors of nonalcoholic steatohepatitis and liver fibrosis in the severely obese
    • PMID:11438497
    • Dixon JB, Bhathal PS, O'Brien PE. Nonalcoholic fatty liver disease: predictors of nonalcoholic steatohepatitis and liver fibrosis in the severely obese. Gastroenterology 2001; 121:91-100; PMID:11438497; http://dx.doi.org/10. 1053/gast.2001.25540
    • (2001) Gastroenterology , vol.121 , pp. 91-100
    • Dixon, J.B.1    Bhathal, P.S.2    O'Brien, P.E.3
  • 21
    • 79955663416 scopus 로고    scopus 로고
    • Genetics of alcoholic and nonalcoholic fatty liver disease
    • PMID:21538280
    • Anstee QM, Daly AK, Day CP. Genetics of alcoholic and nonalcoholic fatty liver disease. Semin Liver Dis 2011; 31:128-46; PMID:21538280; http://dx.doi.org/10.1055/s-0031-1276643
    • (2011) Semin Liver Dis , vol.31 , pp. 128-146
    • Anstee, Q.M.1    Daly, A.K.2    Day, C.P.3
  • 22
    • 33644955272 scopus 로고    scopus 로고
    • Mouse models in non-alcoholic fatty liver disease and steatohepatitis research
    • PMID:16436109
    • Anstee QM, Goldin RD. Mouse models in non-alcoholic fatty liver disease and steatohepatitis research. Int J Exp Pathol 2006; 87:1-16; PMID:16436109; http://dx.doi.org/10.1111/j.0959-9673.2006.00465.x
    • (2006) Int J Exp Pathol , vol.87 , pp. 1-16
    • Anstee, Q.M.1    Goldin, R.D.2
  • 23
    • 77149168465 scopus 로고    scopus 로고
    • Genetic variants regulating insulin receptor signalling are associated with the severity of liver damage in patients with non-alcoholic fatty liver disease
    • PMID:20176643
    • Dongiovanni P, Valenti L, Rametta R, Daly AK, Nobili V, Mozzi E, Leathart JB, Pietrobattista A, Burt AD, Maggioni M, et al. Genetic variants regulating insulin receptor signalling are associated with the severity of liver damage in patients with non-alcoholic fatty liver disease. Gut 2010; 59:267-73; PMID:20176643; http://dx.doi.org/10.1136/gut.2009.190801
    • (2010) Gut , vol.59 , pp. 267-273
    • Dongiovanni, P.1    Valenti, L.2    Rametta, R.3    Daly, A.K.4    Nobili, V.5    Mozzi, E.6    Leathart, J.B.7    Pietrobattista, A.8    Burt, A.D.9    Maggioni, M.10
  • 24
    • 34250356015 scopus 로고    scopus 로고
    • Inhibiting triglyceride synthesis improves hepatic steatosis but exacerbates liver damage and fibrosis in obese mice with nonalcoholic steatohepatitis
    • PMID:17476695
    • Yamaguchi K, Yang L, McCall S, Huang J, Yu XX, Pandey SK, Bhanot S, Monia BP, Li YX, Diehl AM. Inhibiting triglyceride synthesis improves hepatic steatosis but exacerbates liver damage and fibrosis in obese mice with nonalcoholic steatohepatitis. Hepatology 2007; 45:1366-74; PMID:17476695; http://dx.doi.org/10.1002/hep.21655
    • (2007) Hepatology , vol.45 , pp. 1366-1374
    • Yamaguchi, K.1    Yang, L.2    McCall, S.3    Huang, J.4    Yu, X.X.5    Pandey, S.K.6    Bhanot, S.7    Monia, B.P.8    Li, Y.X.9    Diehl, A.M.10
  • 25
    • 77956636268 scopus 로고    scopus 로고
    • The association of genetic variability in patatin-like phospholipase domain-containing protein 3 (PNPLA3) with histological severity of nonalcoholic fatty liver disease
    • NASH CRN. PMID:20684021
    • Rotman Y, Koh C, Zmuda JM, Kleiner DE, Liang TJ, Nash CRN; NASH CRN. The association of genetic variability in patatin-like phospholipase domain-containing protein 3 (PNPLA3) with histological severity of nonalcoholic fatty liver disease. Hepatology 2010; 52:894-903; PMID:20684021; http://dx.doi.org/10.1002/hep.23759
    • (2010) Hepatology , vol.52 , pp. 894-903
    • Rotman, Y.1    Koh, C.2    Zmuda, J.M.3    Kleiner, D.E.4    Liang, T.J.5    Nash, C.6
  • 26
    • 78049457761 scopus 로고    scopus 로고
    • Genome-wide association study identifies variants associated with histologic features of nonalcoholic Fatty liver disease
    • Nonalcoholic Steatohepatitis Clinical Research Network. PMID:20708005
    • Chalasani N, Guo X, Loomba R, Goodarzi MO, Haritunians T, Kwon S, Cui J, Taylor KD, Wilson L, Cummings OW, et al.; Nonalcoholic Steatohepatitis Clinical Research Network. Genome-wide association study identifies variants associated with histologic features of nonalcoholic Fatty liver disease. Gastroenterology 2010; 139:1567-76, e1-6; PMID:20708005; http://dx.doi.org/10.1053/j.gastro.2010. 07.057
    • (2010) Gastroenterology , vol.139
    • Chalasani, N.1    Guo, X.2    Loomba, R.3    Goodarzi, M.O.4    Haritunians, T.5    Kwon, S.6    Cui, J.7    Taylor, K.D.8    Wilson, L.9    Cummings, O.W.10
  • 27
    • 77950607738 scopus 로고    scopus 로고
    • Homozygosity for the patatin-like phospholipase-3/adiponutrin I148M polymorphism influences liver fibrosis in patients with nonalcoholic fatty liver disease
    • PMID:20373368
    • Valenti L, Al-Serri A, Daly AK, Galmozzi E, Rametta R, Dongiovanni P, Nobili V, Mozzi E, Roviaro G, Vanni E, et al. Homozygosity for the patatin-like phospholipase-3/adiponutrin I148M polymorphism influences liver fibrosis in patients with nonalcoholic fatty liver disease. Hepatology 2010; 51:1209-17; PMID:20373368; http://dx.doi.org/10.1002/hep.23622
    • (2010) Hepatology , vol.51 , pp. 1209-1217
    • Valenti, L.1    Al-Serri, A.2    Daly, A.K.3    Galmozzi, E.4    Rametta, R.5    Dongiovanni, P.6    Nobili, V.7    Mozzi, E.8    Roviaro, G.9    Vanni, E.10
  • 28
    • 84855978332 scopus 로고    scopus 로고
    • The SOD2 C47T polymorphism influences NAFLD fibrosis severity: Evidence from case-control and intra-familial allele association studies
    • PMID:21756849
    • Al-Serri A, Anstee QM, Valenti L, Nobili V, Leathart JB, Dongiovanni P, Patch J, Fracanzani A, Fargion S, Day CP, et al. The SOD2 C47T polymorphism influences NAFLD fibrosis severity: evidence from case-control and intra-familial allele association studies. J Hepatol 2012; 56:448-54; PMID:21756849; http://dx.doi.org/10.1016/j.jhep.2011.05.029
    • (2012) J Hepatol , vol.56 , pp. 448-454
    • Al-Serri, A.1    Anstee, Q.M.2    Valenti, L.3    Nobili, V.4    Leathart, J.B.5    Dongiovanni, P.6    Patch, J.7    Fracanzani, A.8    Fargion, S.9    Day, C.P.10
  • 29
    • 67650504250 scopus 로고    scopus 로고
    • Association between angiotensin II type 1 receptor polymorphisms and the occurrence of nonalcoholic fatty liver disease
    • PMID:19302184
    • Yoneda M, Hotta K, Nozaki Y, Endo H, Uchiyama T, Mawatari H, Iida H, Kato S, Fujita K, Takahashi H, et al. Association between angiotensin II type 1 receptor polymorphisms and the occurrence of nonalcoholic fatty liver disease. Liver Int 2009; 29:1078-85; PMID:19302184; http://dx.doi.org/10.1111/j.1478- 3231.2009.01988.x
    • (2009) Liver Int , vol.29 , pp. 1078-1085
    • Yoneda, M.1    Hotta, K.2    Nozaki, Y.3    Endo, H.4    Uchiyama, T.5    Mawatari, H.6    Iida, H.7    Kato, S.8    Fujita, K.9    Takahashi, H.10
  • 31
    • 0348134731 scopus 로고    scopus 로고
    • Pro-fibrotic polymorphisms predictive of advanced liver fibrosis in the severely obese
    • PMID:14642613
    • Dixon JB, Bhathal PS, Jonsson JR, Dixon AF, Powell EE, O'Brien PE. Pro-fibrotic polymorphisms predictive of advanced liver fibrosis in the severely obese. J Hepatol 2003; 39:967-71; PMID:14642613; http://dx.doi.org/10.1016/ S0168-8278(03)00459-8
    • (2003) J Hepatol , vol.39 , pp. 967-971
    • Dixon, J.B.1    Bhathal, P.S.2    Jonsson, J.R.3    Dixon, A.F.4    Powell, E.E.5    O'Brien, P.E.6
  • 32
    • 84856108773 scopus 로고    scopus 로고
    • Association between variations in cell cycle genes and idiopathic pulmonary fibrosis
    • PMID:22291954
    • Korthagen NM, van Moorsel CH, Barlo NP, Kazemier KM, Ruven HJ, Grutters JC. Association between variations in cell cycle genes and idiopathic pulmonary fibrosis. PLoS One 2012; 7:e30442; PMID:22291954; http://dx.doi.org/10.1371/ journal.pone.0030442
    • (2012) PLoS One , vol.7
    • Korthagen, N.M.1    Van Moorsel, C.H.2    Barlo, N.P.3    Kazemier, K.M.4    Ruven, H.J.5    Grutters, J.C.6
  • 33
    • 79957753124 scopus 로고    scopus 로고
    • Potentially functional polymorphisms in cell cycle genes and the survival of non-small cell lung cancer in a Chinese population
    • PMID:21145615
    • Ma H, Chen J, Pan S, Dai J, Jin G, Hu Z, Shen H, Shu Y. Potentially functional polymorphisms in cell cycle genes and the survival of non-small cell lung cancer in a Chinese population. Lung Cancer 2011; 73:32-7; PMID:21145615; http://dx.doi.org/10.1016/j.lungcan.2010.11.001
    • (2011) Lung Cancer , vol.73 , pp. 32-37
    • Ma, H.1    Chen, J.2    Pan, S.3    Dai, J.4    Jin, G.5    Hu, Z.6    Shen, H.7    Shu, Y.8
  • 35
    • 77954563804 scopus 로고    scopus 로고
    • Senescent cells as a source of inflammatory factors for tumor progression
    • PMID:20390322
    • Davalos AR, Coppe JP, Campisi J, Desprez PY. Senescent cells as a source of inflammatory factors for tumor progression. Cancer Metastasis Rev 2010; 29:273-83; PMID:20390322; http://dx.doi.org/10.1007/s10555-010-9220-9
    • (2010) Cancer Metastasis Rev , vol.29 , pp. 273-283
    • Davalos, A.R.1    Coppe, J.P.2    Campisi, J.3    Desprez, P.Y.4
  • 36
    • 84866348839 scopus 로고    scopus 로고
    • p53/p66Shc-mediated signaling contributes to the progression of non-alcoholic steatohepatitis in humans and mice
    • PMID:22641095
    • Tomita K, Teratani T, Suzuki T, Oshikawa T, Yokoyama H, Shimamura K, Nishiyama K, Mataki N, Irie R, Minamino T, et al. p53/p66Shc-mediated signaling contributes to the progression of non-alcoholic steatohepatitis in humans and mice. J Hepatol 2012; 57:837-43; PMID:22641095; http://dx.doi.org/10.1016/j. jhep.2012.05.013
    • (2012) J Hepatol , vol.57 , pp. 837-843
    • Tomita, K.1    Teratani, T.2    Suzuki, T.3    Oshikawa, T.4    Yokoyama, H.5    Shimamura, K.6    Nishiyama, K.7    Mataki, N.8    Irie, R.9    Minamino, T.10
  • 38
    • 0033200054 scopus 로고    scopus 로고
    • Nonalcoholic steatohepatitis: A proposal for grading and staging the histological lesions
    • PMID:10484010
    • Brunt EM, Janney CG, Di Bisceglie AM, Neuschwander-Tetri BA, Bacon BR. Nonalcoholic steatohepatitis: a proposal for grading and staging the histological lesions. Am J Gastroenterol 1999; 94:2467-74; PMID:10484010; http://dx.doi.org/10.1111/j.1572-0241.1999.01377.x
    • (1999) Am J Gastroenterol , vol.94 , pp. 2467-2474
    • Brunt, E.M.1    Janney, C.G.2    Di Bisceglie, A.M.3    Neuschwander-Tetri, B.A.4    Bacon, B.R.5
  • 39
    • 0029736710 scopus 로고    scopus 로고
    • Characterization and PCR-based detection of two different hybrid CYP2D7P/CYP2D6 alleles associated with the poor metabolizer phenotype
    • PMID:8873218
    • Daly AK, Fairbrother KS, Andreassen OA, London SJ, Idle JR, Steen VM. Characterization and PCR-based detection of two different hybrid CYP2D7P/CYP2D6 alleles associated with the poor metabolizer phenotype. Pharmacogenetics 1996; 6:319-28; PMID:8873218; http://dx.doi.org/10.1097/00008571-199608000-00005
    • (1996) Pharmacogenetics , vol.6 , pp. 319-328
    • Daly, A.K.1    Fairbrother, K.S.2    Andreassen, O.A.3    London, S.J.4    Idle, J.R.5    Steen, V.M.6


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