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Volumn 186, Issue 7, 2004, Pages 2099-2106

Restricted Distribution of the Butyrate Kinase Pathway among Butyrate-Producing Bacteria from the Human Colon

Author keywords

[No Author keywords available]

Indexed keywords

ACETIC ACID; BACTERIAL ENZYME; BUTYRATE KINASE; BUTYRIC ACID; BUTYRYL COENZYME A:ACETATE COENZYME A TRANSFERASE; COENZYME A; PHOSPHOTRANSBUTYRYLASE; PROTEIN KINASE; TRANSFERASE; UNCLASSIFIED DRUG;

EID: 1642277665     PISSN: 00219193     EISSN: None     Source Type: Journal    
DOI: 10.1128/JB.186.7.2099-2106.2004     Document Type: Article
Times cited : (364)

References (55)
  • 2
    • 1642278390 scopus 로고    scopus 로고
    • L. C. Parks (ed.). CRC Press, Cleveland, Ohio
    • Atlas, R. M. 1997. In L. C. Parks (ed.), Handbook of microbiological media, p. 1245. CRC Press, Cleveland, Ohio.
    • (1997) Handbook of Microbiological Media , pp. 1245
    • Atlas, R.M.1
  • 4
    • 1642341772 scopus 로고    scopus 로고
    • Ph.D. thesis. Robert Gordon University, Aberdeen, United Kingdom
    • Barcenilla, A. 1999. Ph.D. thesis. Robert Gordon University, Aberdeen, United Kingdom.
    • (1999)
    • Barcenilla, A.1
  • 6
    • 0000865251 scopus 로고
    • Coenzyme A transferase from Clostridium kluyveri
    • Barker, H. A., E. R. Stadtman, and A. Kronberg. 1955. Coenzyme A transferase from Clostridium kluyveri. Methods Enzymol. 1:599-600.
    • (1955) Methods Enzymol. , vol.1 , pp. 599-600
    • Barker, H.A.1    Stadtman, E.R.2    Kronberg, A.3
  • 7
    • 0028866778 scopus 로고
    • The central metabolic pathway from acetyl-CoA to butyryl-CoA in Clostridium acetobutylicum
    • Bennett, G. N., and F. B. Rudolph. 1995. The central metabolic pathway from acetyl-CoA to butyryl-CoA in Clostridium acetobutylicum. FEMS Microbiol. Rev. 17:241-249.
    • (1995) FEMS Microbiol. Rev. , vol.17 , pp. 241-249
    • Bennett, G.N.1    Rudolph, F.B.2
  • 9
    • 0036088833 scopus 로고    scopus 로고
    • Molecular biological methods for studying the gut microbiota: The EU human gut flora project
    • Blaut, M., M. D. Collins, G. W. Welling, J. Doré, J. van Loo, and W. de Vos. 2002. Molecular biological methods for studying the gut microbiota: the EU human gut flora project. Br. J. Nutr. 87:S203-S211.
    • (2002) Br. J. Nutr. , vol.87
    • Blaut, M.1    Collins, M.D.2    Welling, G.W.3    Doré, J.4    Van Loo, J.5    De Vos, W.6
  • 10
    • 0016342516 scopus 로고
    • Effects of lactulose and other laxatives on ileal and colonic pH as measured by a radiotelemetry device
    • Bown, R. L., J. A. Gibson, G. E. Sladen, B. Hicks, and A. M. Dawson. 1974. Effects of lactulose and other laxatives on ileal and colonic pH as measured by a radiotelemetry device. Gut 15:999-1004.
    • (1974) Gut , vol.15 , pp. 999-1004
    • Bown, R.L.1    Gibson, J.A.2    Sladen, G.E.3    Hicks, B.4    Dawson, A.M.5
  • 11
    • 0030059857 scopus 로고    scopus 로고
    • Cloning, sequencing, and expression of clustered genes encoding β-hydroxybutyryl-coenzyme A (CoA) dehydrogenase, crotonase, and butyryl-CoA dehydrogenase from Clostridium acetobutylicum ATCC 824
    • Boynton, Z. L., G. N. Bennett, and F. B. Rudolph. 1996. Cloning, sequencing, and expression of clustered genes encoding β -hydroxybutyryl-coenzyme A (CoA) dehydrogenase, crotonase, and butyryl-CoA dehydrogenase from Clostridium acetobutylicum ATCC 824. J. Bacteriol. 178:3015-3024.
    • (1996) J. Bacteriol. , vol.178 , pp. 3015-3024
    • Boynton, Z.L.1    Bennett, G.N.2    Rudolph, F.B.3
  • 12
    • 1842362290 scopus 로고
    • Complete nucleotide sequence of a 16S ribosomal RNA gene from Escherichia coli
    • Brosius, J., M. L. Palmer, P. J. Kennedy, and H. F. Noller. 1978. Complete nucleotide sequence of a 16S ribosomal RNA gene from Escherichia coli. Proc. Natl. Acad. Sci. USA 75:4801-4805.
    • (1978) Proc. Natl. Acad. Sci. USA , vol.75 , pp. 4801-4805
    • Brosius, J.1    Palmer, M.L.2    Kennedy, P.J.3    Noller, H.F.4
  • 15
    • 0023276469 scopus 로고
    • Short chain fatty acids in human large intestine, portal, hepatic and venous blood
    • Cummings, J. H., E. W. Pomare, W. J. Branch, C. P. E. Naylor, and G. T. Macfarlane. 1987. Short chain fatty acids in human large intestine, portal, hepatic and venous blood. Gut 28:1221-1227.
    • (1987) Gut , vol.28 , pp. 1221-1227
    • Cummings, J.H.1    Pomare, E.W.2    Branch, W.J.3    Naylor, C.P.E.4    Macfarlane, G.T.5
  • 16
    • 0032913240 scopus 로고    scopus 로고
    • Role of BkdR, a transcriptional activator of the SigL-dependent isoleucine and valine degradation pathway in Bacillus subtilis
    • Debarbouille, M., R. Gardan, M. Arnaud, and G. Rapoport. 1999. Role of BkdR, a transcriptional activator of the SigL-dependent isoleucine and valine degradation pathway in Bacillus subtilis. J. Bacteriol. 181:2059-2066.
    • (1999) J. Bacteriol. , vol.181 , pp. 2059-2066
    • Debarbouille, M.1    Gardan, R.2    Arnaud, M.3    Rapoport, G.4
  • 17
    • 0032923748 scopus 로고    scopus 로고
    • Alternative schemes of butyrate production in Butyrivibrio fibrisolvens and their relationship to acetate utilization, lactate production, and phylogeny
    • Diez-Gonzalez, F., D. R. Bond, E. Jennings, and J. B. Russell. 1999. Alternative schemes of butyrate production in Butyrivibrio fibrisolvens and their relationship to acetate utilization, lactate production, and phylogeny. Arch. Microbiol. 171:324-330.
    • (1999) Arch. Microbiol. , vol.171 , pp. 324-330
    • Diez-Gonzalez, F.1    Bond, D.R.2    Jennings, E.3    Russell, J.B.4
  • 18
    • 0036793753 scopus 로고    scopus 로고
    • Acetate utilization and butyryl coenzyme A (CoA): Acetate-CoA transferase in butyrate-producing bacteria from the human large intestine
    • Duncan, S. H., A. Barcenilia, C. S. Stewart, S. E. Pryde, and H. J. Flint. 2002. Acetate utilization and butyryl coenzyme A (CoA): acetate-CoA transferase in butyrate-producing bacteria from the human large intestine. Appl. Environ. Microbiol. 68:5186-5190.
    • (2002) Appl. Environ. Microbiol. , vol.68 , pp. 5186-5190
    • Duncan, S.H.1    Barcenilia, A.2    Stewart, C.S.3    Pryde, S.E.4    Flint, H.J.5
  • 19
    • 0036739483 scopus 로고    scopus 로고
    • Roseburia intestinalis sp. nov., a novel saccharolytic, butyrate-producing bacterium from human faeces
    • Duncan, S. H., G. L. Hold, A. Barcenilla, C. S. Stewart, and H. J. Flint. 2002. Roseburia intestinalis sp. nov., a novel saccharolytic, butyrate-producing bacterium from human faeces. Int. J. Syst. Evol. Microbiol. 52:1615-1620.
    • (2002) Int. J. Syst. Evol. Microbiol. , vol.52 , pp. 1615-1620
    • Duncan, S.H.1    Hold, G.L.2    Barcenilla, A.3    Stewart, C.S.4    Flint, H.J.5
  • 20
    • 0036866628 scopus 로고    scopus 로고
    • Growth requirements and fermentation products of Fusobacterium prausnitzii, and a proposal to reclassify it as Faecalibacterium gen. nov., comb. nov
    • Duncan, S. H., G. L. Hold, H. J. M. Harmsen, C. S. Stewart, and H. J. Flint. 2002. Growth requirements and fermentation products of Fusobacterium prausnitzii, and a proposal to reclassify it as Faecalibacterium gen. nov., comb. nov. Int. J. Syst. Evol. Microbiol. 52:2141-2146.
    • (2002) Int. J. Syst. Evol. Microbiol. , vol.52 , pp. 2141-2146
    • Duncan, S.H.1    Hold, G.L.2    Harmsen, H.J.M.3    Stewart, C.S.4    Flint, H.J.5
  • 21
    • 0035139428 scopus 로고    scopus 로고
    • Molecular-phylogenetic analyses of human gastrointestinal microbiota
    • Frank, D. N., and N. R. Pace. 2001. Molecular-phylogenetic analyses of human gastrointestinal microbiota. Curr. Opin. Gastroenterol. 17:52-57.
    • (2001) Curr. Opin. Gastroenterol. , vol.17 , pp. 52-57
    • Frank, D.N.1    Pace, N.R.2
  • 22
    • 0031692488 scopus 로고    scopus 로고
    • Variations of bacterial populations in human feces measured by fluorescent in situ hybridization with group-specific 16S rRNA-targeted oligonucleotide probes
    • Franks, A. H., H. J. M. Harmsen, G. C. Raangs, G. J. Jansen, F. Schut, and G. W. Welling. 1998. Variations of bacterial populations in human feces measured by fluorescent in situ hybridization with group-specific 16S rRNA-targeted oligonucleotide probes. Appl. Environ. Microbiol. 64:3336-3345.
    • (1998) Appl. Environ. Microbiol. , vol.64 , pp. 3336-3345
    • Franks, A.H.1    Harmsen, H.J.M.2    Raangs, G.C.3    Jansen, G.J.4    Schut, F.5    Welling, G.W.6
  • 23
    • 0037425743 scopus 로고    scopus 로고
    • Gut flora in health and disease
    • Guarner, F., and J. R. Malagelada. 2003. Gut flora in health and disease. Lancet 361:512-519.
    • (2003) Lancet , vol.361 , pp. 512-519
    • Guarner, F.1    Malagelada, J.R.2
  • 24
  • 25
    • 0036185771 scopus 로고    scopus 로고
    • Assessment of microbial diversity in human colonic samples by 16S rDNA sequence analysis
    • Hold, G. L., S. E. Pryde, V. J. Russell, E. Furrie, and H. J. Flint. 2002. Assessment of microbial diversity in human colonic samples by 16S rDNA sequence analysis. FEMS Microbiol. Ecol. 39:33-39.
    • (2002) FEMS Microbiol. Ecol. , vol.39 , pp. 33-39
    • Hold, G.L.1    Pryde, S.E.2    Russell, V.J.3    Furrie, E.4    Flint, H.J.5
  • 26
    • 0034002409 scopus 로고    scopus 로고
    • Identification and characterization of a second butyrate kinase from Clostridium acetobutylicum ATCC 824
    • Huang, K.-X., S. Huang, F. B. Rudolph, and G. N. Bennett. 2000. Identification and characterization of a second butyrate kinase from Clostridium acetobutylicum ATCC 824. J. Mol. Biotechnol. 2:33-38.
    • (2000) J. Mol. Biotechnol. , vol.2 , pp. 33-38
    • Huang, K.-X.1    Huang, S.2    Rudolph, F.B.3    Bennett, G.N.4
  • 27
    • 0000328650 scopus 로고    scopus 로고
    • Carbohydrate fermentation, energy transduction and gas metabolism in the human large intestine
    • R. I. Mackie and B. A. White (ed.). Chapman & Hall, New York, N.Y.
    • Macfarlane, G. T., and G. R. Gibson. 1997. Carbohydrate fermentation, energy transduction and gas metabolism in the human large intestine, p. 269-318. In R. I. Mackie and B. A. White (ed.), Gastrointestinal microbiology, vol. 1. Chapman & Hall, New York, N.Y.
    • (1997) Gastrointestinal Microbiology , vol.1 , pp. 269-318
    • Macfarlane, G.T.1    Gibson, G.R.2
  • 28
    • 0018407134 scopus 로고
    • Enzymology of butyrate formation by Butyrivibrio fibrisolvens
    • Miller, T. L., and S. E. Jenesel. 1979. Enzymology of butyrate formation by Butyrivibrio fibrisolvens. J. Bacteriol. 138:99-104.
    • (1979) J. Bacteriol. , vol.138 , pp. 99-104
    • Miller, T.L.1    Jenesel, S.E.2
  • 29
    • 0018312140 scopus 로고
    • Fermentations by saccharolytic intestinal bacteria
    • Miller, T. L., and M. J. Wolin. 1979. Fermentations by saccharolytic intestinal bacteria. Am. J. Clin. Nutr. 32:164-172.
    • (1979) Am. J. Clin. Nutr. , vol.32 , pp. 164-172
    • Miller, T.L.1    Wolin, M.J.2
  • 30
    • 0037436132 scopus 로고    scopus 로고
    • Possible quorum sensing in the rumen microbial community: Detection of quorum-sensing signal molecules from rumen bacteria
    • Mitsumori, M., L. Xu, H. Kajikawa, M. Kurihara, K. Tajima, J. Hai, and A. Takenaka. 2003. Possible quorum sensing in the rumen microbial community: detection of quorum-sensing signal molecules from rumen bacteria. FEMS Microbiol. Lett. 219:47-52.
    • (2003) FEMS Microbiol. Lett. , vol.219 , pp. 47-52
    • Mitsumori, M.1    Xu, L.2    Kajikawa, H.3    Kurihara, M.4    Tajima, K.5    Hai, J.6    Takenaka, A.7
  • 32
    • 0028171274 scopus 로고
    • Genes encoding homologues of three consecutive enzymes in the butyrate/butanol-producing pathway of Clostridium acetobutylicum are clustered on the Clostridium difficile chromosome
    • Mullany, P., C. L. Clayton, M. J. Pallen, S. Slone, and A. al-Saleh. 1994. Genes encoding homologues of three consecutive enzymes in the butyrate/butanol-producing pathway of Clostridium acetobutylicum are clustered on the Clostridium difficile chromosome. FEMS Microbiol. Lett. 124:61-68.
    • (1994) FEMS Microbiol. Lett. , vol.124 , pp. 61-68
    • Mullany, P.1    Clayton, C.L.2    Pallen, M.J.3    Slone, S.4    Al-Saleh, A.5
  • 33
    • 0037028499 scopus 로고    scopus 로고
    • Universal fast walking for direct and versatile determination of flanking sequence
    • Myrick, K. V., and W. M. Gelbart. 2002. Universal fast walking for direct and versatile determination of flanking sequence. Gene 284:125-131.
    • (2002) Gene , vol.284 , pp. 125-131
    • Myrick, K.V.1    Gelbart, W.M.2
  • 35
    • 0027268130 scopus 로고
    • Cloning and sequence analysis of the genes encoding phosphotransbutyrylase and butyrate kinase from Clostridium acetobutylicum NCIMB 8052
    • Oultram, J. D., I. D. Burr, M. J. Elmore, and N. P. Minton. 1993. Cloning and sequence analysis of the genes encoding phosphotransbutyrylase and butyrate kinase from Clostridium acetobutylicum NCIMB 8052. Gene 131: 107-112.
    • (1993) Gene , vol.131 , pp. 107-112
    • Oultram, J.D.1    Burr, I.D.2    Elmore, M.J.3    Minton, N.P.4
  • 37
    • 0024311277 scopus 로고
    • Simultaneous determination of volatile and non-volatile fermentation products of anaerobes by capillary gas chromatography
    • Richardson, A. J., G. C. Calder, C. S. Stewart, and A. Smith. 1989. Simultaneous determination of volatile and non-volatile fermentation products of anaerobes by capillary gas chromatography. Lett. Appl. Microbiol. 9:5-8.
    • (1989) Lett. Appl. Microbiol. , vol.9 , pp. 5-8
    • Richardson, A.J.1    Calder, G.C.2    Stewart, C.S.3    Smith, A.4
  • 38
    • 0037445321 scopus 로고    scopus 로고
    • Fluorescent hybridisation combined with flow cytometry and hybridisation of total RNA to analyse the composition of microbial communities in human faeces using 16S rRNA probes
    • Rigottier-Gois, L, A. G. Le Bourhis, G. Gramet, V. Rochet, and J. Doré. 2003. Fluorescent hybridisation combined with flow cytometry and hybridisation of total RNA to analyse the composition of microbial communities in human faeces using 16S rRNA probes. FEMS Microbiol. Ecol. 43:237-245.
    • (2003) FEMS Microbiol. Ecol. , vol.43 , pp. 237-245
    • Rigottier-Gois, L.1    Le Bourhis, A.G.2    Gramet, G.3    Rochet, V.4    Doré, J.5
  • 39
    • 0031882597 scopus 로고    scopus 로고
    • Perturbation of anion balance during inhibition of growth of Escherichia coli by weak acids
    • Roe, A. J., D. McLaggan, I. Davidson, C. O'Byrne, and I. R. Booth. 1998. Perturbation of anion balance during inhibition of growth of Escherichia coli by weak acids. J. Bacteriol. 180:767-772.
    • (1998) J. Bacteriol. , vol.180 , pp. 767-772
    • Roe, A.J.1    McLaggan, D.2    Davidson, I.3    O'Byrne, C.4    Booth, I.R.5
  • 40
    • 77956987160 scopus 로고
    • Acetate kinase of bacteria
    • Rose, I. A. 1955. Acetate kinase of bacteria. Methods Enzymol. 1:591-595.
    • (1955) Methods Enzymol. , vol.1 , pp. 591-595
    • Rose, I.A.1
  • 42
    • 0028962907 scopus 로고
    • Isolation and characteristics of a wheat bran-degrading Butyrivibrio from human faeces
    • Rumney, C. J., S. H. Duncan, C. Henderson, and C. S. Stewart. 1995. Isolation and characteristics of a wheat bran-degrading Butyrivibrio from human faeces. Lett. Appl. Microbiol. 20:232-236.
    • (1995) Lett. Appl. Microbiol. , vol.20 , pp. 232-236
    • Rumney, C.J.1    Duncan, S.H.2    Henderson, C.3    Stewart, C.S.4
  • 43
    • 0034897764 scopus 로고    scopus 로고
    • The LuxS family of bacterial autoinducers: Biosynthesis of a novel quorum-sensing signal molecule
    • Schauder, S., K. Shokat, M. G. Surette, and B. L. Bassler. 2001. The LuxS family of bacterial autoinducers: biosynthesis of a novel quorum-sensing signal molecule. Mol. Microbiol. 41:463-476.
    • (2001) Mol. Microbiol. , vol.41 , pp. 463-476
    • Schauder, S.1    Shokat, K.2    Surette, M.G.3    Bassler, B.L.4
  • 44
    • 0035989119 scopus 로고    scopus 로고
    • Anaerostipes caccae gen. nov., sp. nov., a new saccharolytic, acetate-utilising, butyrate-producing bacterium from human faeces
    • Schwiertz, A., G. L. Hold, S. H. Duncan, B. Gruhl, M. D. Collins, P. A. Lawson, H. J. Flint, and M. Blaut. 2002. Anaerostipes caccae gen. nov., sp. nov., a new saccharolytic, acetate-utilising, butyrate-producing bacterium from human faeces. Syst. Appl. Microbiol. 25:46-51.
    • (2002) Syst. Appl. Microbiol. , vol.25 , pp. 46-51
    • Schwiertz, A.1    Hold, G.L.2    Duncan, S.H.3    Gruhl, B.4    Collins, M.D.5    Lawson, P.A.6    Flint, H.J.7    Blaut, M.8
  • 45
    • 0028868465 scopus 로고
    • Mechanisms for the prevention of damage to DNA in spores of Bacillus species
    • Setlow, P. 1995. Mechanisms for the prevention of damage to DNA in spores of Bacillus species. Annu. Rev. Microbiol. 49:29-54.
    • (1995) Annu. Rev. Microbiol. , vol.49 , pp. 29-54
    • Setlow, P.1
  • 46
    • 0034017583 scopus 로고    scopus 로고
    • Quantification of bacterial groups within human fecal flora by oligonucleotide probe hybridization
    • Sghir, A., G. Gramet, A. Suau, V. Rochet, P. Pochart, and J. Doré. 2000. Quantification of bacterial groups within human fecal flora by oligonucleotide probe hybridization. Appl. Environ. Microbiol. 66:2263-2266.
    • (2000) Appl. Environ. Microbiol. , vol.66 , pp. 2263-2266
    • Sghir, A.1    Gramet, G.2    Suau, A.3    Rochet, V.4    Pochart, P.5    Doré, J.6
  • 48
    • 0034531658 scopus 로고    scopus 로고
    • Amplification of Hsp90 homologs from plant-parasitic nematodes using degenerate primers and ramped annealing PCR
    • Skantar, A. M., and L. K. Carta. 2000. Amplification of Hsp90 homologs from plant-parasitic nematodes using degenerate primers and ramped annealing PCR. BioTechniques 29:1182-1185.
    • (2000) BioTechniques , vol.29 , pp. 1182-1185
    • Skantar, A.M.1    Carta, L.K.2
  • 49
    • 0030013766 scopus 로고    scopus 로고
    • BCM search launcher - An integrated interface to molecular biology data base search and analysis services available on the world wide web
    • Smith, R. F., B. A. Wiese, M. K. Wojzynski, D. B. Davison, and K. C. Worley. 1996. BCM search launcher - an integrated interface to molecular biology data base search and analysis services available on the world wide web. Genome Res. 6:454-462.
    • (1996) Genome Res. , vol.6 , pp. 454-462
    • Smith, R.F.1    Wiese, B.A.2    Wojzynski, M.K.3    Davison, D.B.4    Worley, K.C.5
  • 50
    • 0032755259 scopus 로고    scopus 로고
    • Direct analysis of genes encoding 16S rRNA from complex communities reveals many novel molecular species within the human gut
    • Suau, A., R. Bonnet, M. Sutren, J.-J. Godon, G. R. Gibson, M. D. Collins, and J. Doré. 1999. Direct analysis of genes encoding 16S rRNA from complex communities reveals many novel molecular species within the human gut. Appl. Environ. Microbiol. 65:4799-4807.
    • (1999) Appl. Environ. Microbiol. , vol.65 , pp. 4799-4807
    • Suau, A.1    Bonnet, R.2    Sutren, M.3    Godon, J.-J.4    Gibson, G.R.5    Collins, M.D.6    Doré, J.7
  • 51
    • 0033798852 scopus 로고    scopus 로고
    • Rationale for the luminal provision of butyrate in intestinal diseases
    • Wächtershäuser, A., and J. Stein. 2000. Rationale for the luminal provision of butyrate in intestinal diseases. Eur. J. Nutr. 39:164-171.
    • (2000) Eur. J. Nutr. , vol.39 , pp. 164-171
    • Wächtershäuser, A.1    Stein, J.2
  • 52
    • 0027382981 scopus 로고
    • Sequence and arrangement of two genes of the butyrate-synthesis pathway of Clostridium acetobutylicum ATCC 824
    • Walter, K. A., R. V. Nair, J. W. Cary, and G. N. Bennett. 1993. Sequence and arrangement of two genes of the butyrate-synthesis pathway of Clostridium acetobutylicum ATCC 824. Gene 134:107-111.
    • (1993) Gene , vol.134 , pp. 107-111
    • Walter, K.A.1    Nair, R.V.2    Cary, J.W.3    Bennett, G.N.4
  • 53
    • 0032885181 scopus 로고    scopus 로고
    • Catabolism of branched-chain α-keto acids in Enterococcus faecalis: The bkd gene cluster, enzymes, and metabolic route
    • Ward, D. E., P. Ross, C. C. van der Weijden, J. L. Snoep, and A. Claiborne. 1999. Catabolism of branched-chain α-keto acids in Enterococcus faecalis: the bkd gene cluster, enzymes, and metabolic route. J. Bacteriol. 181:5433-5442.
    • (1999) J. Bacteriol. , vol.181 , pp. 5433-5442
    • Ward, D.E.1    Ross, P.2    Van Der Weijden, C.C.3    Snoep, J.L.4    Claiborne, A.5
  • 54


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