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Volumn 55, Issue 3, 2005, Pages 1033-1038

Reclassification of [Cytophaga] marinoflava Reichenbach 1989 as Leeuwenhoekiella marinoflava gen. nov., comb. nov. and description of Leeuwenhoekiella aequorea sp. nov

Author keywords

[No Author keywords available]

Indexed keywords

DNA; RNA 16S; SEA WATER;

EID: 21144438525     PISSN: 14665026     EISSN: None     Source Type: Journal    
DOI: 10.1099/ijs.0.63410-0     Document Type: Article
Times cited : (28)

References (36)
  • 1
    • 0034980568 scopus 로고    scopus 로고
    • Zobellia galactanovorans gen. nov., sp. nov., a marine species of Flavobacteriaceae isolated from a red alga, and classification of [Cytophaga] uliginosa (ZoBell and Upham 1944) Reichenbach 1989 as Zobellia uliginosa gen. nov., comb. nov
    • Barbeyron, T., L'Haridon, S., Corre, E., Kloareg, B. & Potin, P. (2001). Zobellia galactanovorans gen. nov., sp. nov., a marine species of Flavobacteriaceae isolated from a red alga, and classification of [Cytophaga] uliginosa (ZoBell and Upham 1944) Reichenbach 1989 as Zobellia uliginosa gen. nov., comb. nov. Int J Syst Evol Microbiol 51, 985-997.
    • (2001) Int. J. Syst. Evol. Microbiol. , vol.51 , pp. 985-997
    • Barbeyron, T.1    L'Haridon, S.2    Corre, E.3    Kloareg, B.4    Potin, P.5
  • 2
    • 0035989637 scopus 로고    scopus 로고
    • Proposed minimal standards for describing new taxa of the family Flavobacteriaceae and emended description of the family
    • Bernardet, J.-F., Nakagawa, Y. & Holmes, B. (2002). Proposed minimal standards for describing new taxa of the family Flavobacteriaceae and emended description of the family. Int J Syst Evol Microbiol 52, 1049-1070.
    • (2002) Int. J. Syst. Evol. Microbiol. , vol.52 , pp. 1049-1070
    • Bernardet, J.-F.1    Nakagawa, Y.2    Holmes, B.3
  • 3
    • 0036737607 scopus 로고    scopus 로고
    • Aequorivita gen. nov., a member of the family Flavobacteriaceae isolated from terrestrial and marine Antarctic habitats
    • Bowman, J. P. & Nichols, D. S. (2002). Aequorivita gen. nov., a member of the family Flavobacteriaceae isolated from terrestrial and marine Antarctic habitats. Int J Syst Evol Microbiol 52, 1533-1541.
    • (2002) Int. J. Syst. Evol. Microbiol. , vol.52 , pp. 1533-1541
    • Bowman, J.P.1    Nichols, D.S.2
  • 4
    • 0030840748 scopus 로고    scopus 로고
    • Psychroserpens burtonensis gen. nov., sp. nov., and Gelidibacter algens gen. nov., sp. nov., psychrophilic bacteria isolated from Antarctic lacustrine and sea ice habitats
    • Bowman, J. P., McCammon, S. A., Brown, J. L., Nichols, P. D. & McMeekin, T. A. (1997). Psychroserpens burtonensis gen. nov., sp. nov., and Gelidibacter algens gen. nov., sp. nov., psychrophilic bacteria isolated from Antarctic lacustrine and sea ice habitats. Int J Syst Bacteriol 47, 670-677.
    • (1997) Int. J. Syst. Bacteriol. , vol.47 , pp. 670-677
    • Bowman, J.P.1    McCammon, S.A.2    Brown, J.L.3    Nichols, P.D.4    McMeekin, T.A.5
  • 5
    • 0031777276 scopus 로고    scopus 로고
    • Psychroflexus torquis gen. nov., sp. nov., a psychrophilic species from Antarctic sea ice, and reclassification of Flavobacterium gondwanense (Dobson et al. 1993) as Psychroflexus gondwanense gen. nov., comb. nov
    • Bowman, J. P., McCammon, S. A., Lewis, T., Skerratt, J. H., Brown, J. L., Nichols, D. S. & McMeekin, T. A. (1998). Psychroflexus torquis gen. nov., sp. nov., a psychrophilic species from Antarctic sea ice, and reclassification of Flavobacterium gondwanense (Dobson et al. 1993) as Psychroflexus gondwanense gen. nov., comb. nov. Microbiology 144, 1601-1609.
    • (1998) Microbiology , vol.144 , pp. 1601-1609
    • Bowman, J.P.1    McCammon, S.A.2    Lewis, T.3    Skerratt, J.H.4    Brown, J.L.5    Nichols, D.S.6    McMeekin, T.A.7
  • 6
    • 0035196769 scopus 로고    scopus 로고
    • Muricauda ruestringensis gen. nov., sp. nov., a facultatively anaerobic, appendaged bacterium from German North Sea intertidal sediment
    • Bruns, A., Rohde, M. & Berthe-Corti, L. (2001). Muricauda ruestringensis gen. nov., sp. nov., a facultatively anaerobic, appendaged bacterium from German North Sea intertidal sediment. Int J Syst Evol Microbiol 51, 1997-2006.
    • (2001) Int. J. Syst. Evol. Microbiol. , vol.51 , pp. 1997-2006
    • Bruns, A.1    Rohde, M.2    Berthe-Corti, L.3
  • 7
    • 0036739319 scopus 로고    scopus 로고
    • Re-examination of the genus Acetobacter, with descriptions of Acetobacter cerevisiae sp. nov. and Acetobacter malorum sp. nov
    • Cleenwerck, I., Vandemeulebroecke, K., Janssens, D. & Swings, J. (2002). Re-examination of the genus Acetobacter, with descriptions of Acetobacter cerevisiae sp. nov. and Acetobacter malorum sp. nov. Int J Syst Evol Microbiol 52, 1551-1558.
    • (2002) Int. J. Syst. Evol. Microbiol. , vol.52 , pp. 1551-1558
    • Cleenwerck, I.1    Vandemeulebroecke, K.2    Janssens, D.3    Swings, J.4
  • 8
    • 0027466234 scopus 로고
    • Direct sequencing of the polymerase chain reaction-amplified 16S rRNA gene of Flavobacterium gondwanense sp. nov. and Flavobacterium salegens sp. nov., two new species from a hypersaline Antarctic lake
    • Dobson, S. J., Colwell, R. R., McMeekin, T. A. & Franzmann, P. D. (1993). Direct sequencing of the polymerase chain reaction-amplified 16S rRNA gene of Flavobacterium gondwanense sp. nov. and Flavobacterium salegens sp. nov., two new species from a hypersaline Antarctic lake. Int J Syst Bacteriol 43, 77-83.
    • (1993) Int. J. Syst. Bacteriol. , vol.43 , pp. 77-83
    • Dobson, S.J.1    Colwell, R.R.2    McMeekin, T.A.3    Franzmann, P.D.4
  • 9
    • 0024358339 scopus 로고
    • Fluorometric deoxyribonucleic acid-deoxyribonucleic acid hybridization in microdilution wells as an alternative to membrane filter hybridization in which radioisotopes are used to determine genetic relatedness among bacterial strains
    • Ezaki, T., Hashimoto, Y. & Yabuuchi, E. (1989). Fluorometric deoxyribonucleic acid-deoxyribonucleic acid hybridization in microdilution wells as an alternative to membrane filter hybridization in which radioisotopes are used to determine genetic relatedness among bacterial strains. Int J Syst Bacteriol 39, 224-229.
    • (1989) Int. J. Syst. Bacteriol. , vol.39 , pp. 224-229
    • Ezaki, T.1    Hashimoto, Y.2    Yabuuchi, E.3
  • 10
    • 0032434673 scopus 로고    scopus 로고
    • Evaluation of a microplate DNA-DNA hybridization method compared with the initial renaturation method
    • Goris, J., Suzuki, K., De Vos, P., Nakase, T. & Kersters, K. (1998). Evaluation of a microplate DNA-DNA hybridization method compared with the initial renaturation method. Can J Microbiol 44, 1148-1153.
    • (1998) Can. J. Microbiol. , vol.44 , pp. 1148-1153
    • Goris, J.1    Suzuki, K.2    De Vos, P.3    Nakase, T.4    Kersters, K.5
  • 11
    • 0031894836 scopus 로고    scopus 로고
    • Polaribacter gen. nov., with three new species, P. irgensii sp. nov., P. franzmannii sp. nov. and P. filamentus sp. nov., gas vacuolate polar marine bacteria of the Cytophaga-Flavobacterium-Bacteroides group and reclassification of 'Flectobacillus glomeratus' as Polaribacter glomeratus comb. nov
    • Gosink, J. J., Woese, C. R. & Staley, J. T. (1998). Polaribacter gen. nov., with three new species, P. irgensii sp. nov., P. franzmannii sp. nov. and P. filamentus sp. nov., gas vacuolate polar marine bacteria of the Cytophaga-Flavobacterium-Bacteroides group and reclassification of ' Flectobacillus glomeratus' as Polaribacter glomeratus comb. nov. Int J Syst Bacteriol 48, 223-235.
    • (1998) Int. J. Syst. Bacteriol. , vol.48 , pp. 223-235
    • Gosink, J.J.1    Woese, C.R.2    Staley, J.T.3
  • 12
    • 0035192767 scopus 로고    scopus 로고
    • Arenibacter gen. nov., a new genus of the family Flavobacteriaceae and description of a new species, Arenibacter latericius sp. nov
    • & 7 other authors
    • Ivanova, E. P., Nedashkovskaya, O. I., Chun, J. & 7 other authors (2001). Arenibacter gen. nov., a new genus of the family Flavobacteriaceae and description of a new species, Arenibacter latericius sp. nov. Int J Syst Evol Microbiol 51, 1987-1995.
    • (2001) Int. J. Syst. Evol. Microbiol. , vol.51 , pp. 1987-1995
    • Ivanova, E.P.1    Nedashkovskaya, O.I.2    Chun, J.3
  • 13
    • 0033030977 scopus 로고    scopus 로고
    • Description of Cellulophaga baltica gen. nov., sp. nov. and Cellulophaga fucicola gen. nov., sp. nov. and reclassification of [Cytophaga] lytica to Cellulophaga lytica gen. nov., comb. nov
    • Johansen, J. E., Nielsen, P. & Sjøholm, C. (1999). Description of Cellulophaga baltica gen. nov., sp. nov. and Cellulophaga fucicola gen. nov., sp. nov. and reclassification of [Cytophaga] lytica to Cellulophaga lytica gen. nov., comb. nov. Int J Syst Bacteriol 49, 1231-1240.
    • (1999) Int. J. Syst. Bacteriol. , vol.49 , pp. 1231-1240
    • Johansen, J.E.1    Nielsen, P.2    Sjøholm, C.3
  • 14
    • 0002176470 scopus 로고
    • Life in high salt and solute concentrations: Halophilic bacteria
    • Edited by D. J. Kushner. London: Academic Press
    • Kushner, D. J. (1978). Life in high salt and solute concentrations: halophilic bacteria. In Microbial Life in Extreme Environments. Edited by D. J. Kushner. London: Academic Press.
    • (1978) Microbial Life in Extreme Environments
    • Kushner, D.J.1
  • 15
    • 0034112539 scopus 로고    scopus 로고
    • Taxonomy of Antarctic Flavobacterium species: Description of Flavobacterium gillisiae sp. nov., Flavobacterium tegetincola sp. nov. and Flavobacterium xanthum sp. nov., nom. rev., and reclassification of [Flavobacterium] salegens as Salegentibacter salegens gen. nov., comb. nov
    • McCammon, S. A. & Bowman, J. P. (2000). Taxonomy of Antarctic Flavobacterium species: description of Flavobacterium gillisiae sp. nov., Flavobacterium tegetincola sp. nov. and Flavobacterium xanthum sp. nov., nom. rev., and reclassification of [Flavobacterium] salegens as Salegentibacter salegens gen. nov., comb. nov. Int J Syst Evol Microbiol 50, 1055-1063.
    • (2000) Int. J. Syst. Evol. Microbiol. , vol.50 , pp. 1055-1063
    • McCammon, S.A.1    Bowman, J.P.2
  • 16
    • 0035033548 scopus 로고    scopus 로고
    • Characterization of facultative oligotrophic bacteria from polar seas by analysis of their fatty acids and 16S rDNA sequences
    • Mergaert, J., Verhelst, A., Cnockaert, M. C., Tan, T. L. & Swings, J. (2001). Characterization of facultative oligotrophic bacteria from polar seas by analysis of their fatty acids and 16S rDNA sequences. Syst Appl Microbiol 24, 98-107.
    • (2001) Syst. Appl. Microbiol. , vol.24 , pp. 98-107
    • Mergaert, J.1    Verhelst, A.2    Cnockaert, M.C.3    Tan, T.L.4    Swings, J.5
  • 17
    • 0000198211 scopus 로고
    • Precise measurement of the G + C content of deoxyribonucleic acid by high-performance liquid chromatography
    • Mesbah, M., Premachandran, U. & Whitman, W. B. (1989). Precise measurement of the G + C content of deoxyribonucleic acid by high-performance liquid chromatography. Int J Syst Bacteriol 39, 159-167.
    • (1989) Int. J. Syst. Bacteriol. , vol.39 , pp. 159-167
    • Mesbah, M.1    Premachandran, U.2    Whitman, W.B.3
  • 18
    • 0029864119 scopus 로고    scopus 로고
    • Emendation of the genus Cytophaga and transfer of Cytophaga agarovorans and Cytophaga salmonicolor to Marinilabilia gen. nov.: Phylogenetic analysis of the Flavobacterium-Cytophaga complex
    • Nakagawa, Y. & Yamasato, K. (1996). Emendation of the genus Cytophaga and transfer of Cytophaga agarovorans and Cytophaga salmonicolor to Marinilabilia gen. nov.: phylogenetic analysis of the Flavobacterium-Cytophaga complex. Int J Syst Bacteriol 46, 599-603.
    • (1996) Int. J. Syst. Bacteriol. , vol.46 , pp. 599-603
    • Nakagawa, Y.1    Yamasato, K.2
  • 19
    • 0031033545 scopus 로고    scopus 로고
    • Reclassification of Cytophaga aprica (Lewin 1969) Reichenbach 1989 in Flammeovirga gen. nov. as Flammeovirga aprica comb. nov. and Cytophaga diffluens (ex Stanier 1940; emend. Lewin 1969) Reichenbach 1989 in Persicobacter gen. nov. as Persicobacter diffluens comb. nov
    • Nakagawa, Y., Hamana, K., Sakane, T. & Yamasato, K. (1997). Reclassification of Cytophaga aprica (Lewin 1969) Reichenbach 1989 in Flammeovirga gen. nov. as Flammeovirga aprica comb. nov. and Cytophaga diffluens (ex Stanier 1940; emend. Lewin 1969) Reichenbach 1989 in Persicobacter gen. nov. as Persicobacter diffluens comb. nov. Int J Syst Bacteriol 47, 220-223.
    • (1997) Int. J. Syst. Bacteriol. , vol.47 , pp. 220-223
    • Nakagawa, Y.1    Hamana, K.2    Sakane, T.3    Yamasato, K.4
  • 20
    • 0347927395 scopus 로고    scopus 로고
    • Reichenbachia agariperforans gen. nov., sp. nov., a novel marine bacterium in the phylum Cytophaga-Flavobacterium-Bacteroides
    • Nedashkovskaya, O. I., Suzuki, M., Vysotskii, M. V. & Mikhailov, V. V. (2003a). Reichenbachia agariperforans gen. nov., sp. nov., a novel marine bacterium in the phylum Cytophaga-Flavobacterium-Bacteroides. Int J Syst Evol Microbiol 53, 81-85.
    • (2003) Int. J. Syst. Evol. Microbiol. , vol.53 , pp. 81-85
    • Nedashkovskaya, O.I.1    Suzuki, M.2    Vysotskii, M.V.3    Mikhailov, V.V.4
  • 21
    • 0141815467 scopus 로고    scopus 로고
    • Vitellibacter vladivostokensis gen. nov., sp. nov., a new member of the phylum Cytophaga-Flavobacterium-Bacteroides
    • Nedashkovskaya, O. I., Suzuki, M., Vysotskii, M. V. & Mikhailov, V. V. (2003b). Vitellibacter vladivostokensis gen. nov., sp. nov., a new member of the phylum Cytophaga-Flavobacterium-Bacteroides. Int J Syst Evol Microbiol 53, 1281-1286.
    • (2003) Int. J. Syst. Evol. Microbiol. , vol.53 , pp. 1281-1286
    • Nedashkovskaya, O.I.1    Suzuki, M.2    Vysotskii, M.V.3    Mikhailov, V.V.4
  • 23
    • 10744222465 scopus 로고    scopus 로고
    • Mesonia algae gen. nov., sp. nov., a novel marine bacterium of the family Flavobacteriaceae isolated from the green alga Acrosiphonia sonderi (Kütz) Kornm
    • & 7 other authors
    • Nedashkovskaya, O. I., Kim, S. B., Han, S. K. & 7 other authors (2003d). Mesonia algae gen. nov., sp. nov., a novel marine bacterium of the family Flavobacteriaceae isolated from the green alga Acrosiphonia sonderi (Kütz) Kornm. Int J Syst Evol Microbiol 53, 1967-1971.
    • (2003) Int. J. Syst. Evol. Microbiol. , vol.53 , pp. 1967-1971
    • Nedashkovskaya, O.I.1    Kim, S.B.2    Han, S.K.3
  • 26
    • 5444261794 scopus 로고    scopus 로고
    • Zobellia amurskyensis sp. nov., Zobellia laminariae sp. nov. and Zobellia russellii sp. nov., novel marine bacteria of the family Flavobacteriaceae
    • Nedashkovskaya, O. I., Suzuki, M., Vancanneyt, M., Cleenwerck, I., Lysenko, A. M., Mikhailov, V. V. & Swings, J. (2004c). Zobellia amurskyensis sp. nov., Zobellia laminariae sp. nov. and Zobellia russellii sp. nov., novel marine bacteria of the family Flavobacteriaceae. Int J Syst Evol Microbiol 54, 1643-1648.
    • (2004) Int. J. Syst. Evol. Microbiol. , vol.54 , pp. 1643-1648
    • Nedashkovskaya, O.I.1    Suzuki, M.2    Vancanneyt, M.3    Cleenwerck, I.4    Lysenko, A.M.5    Mikhailov, V.V.6    Swings, J.7
  • 27
    • 13244268583 scopus 로고    scopus 로고
    • Description of Aquimarina muelleri gen. nov., sp. nov., and proposal of the reclassification of [Cytophaga] latercula Lewin 1969 as Stanierella latercula gen. nov., comb. nov
    • Nedashkovskaya, O. I., Kim, S. B., Lysenko, A. M., Frolova, G. M., Mikhailov, V. V., Lee, K. H. & Bae, K. S. (2005). Description of Aquimarina muelleri gen. nov., sp. nov., and proposal of the reclassification of [Cytophaga] latercula Lewin 1969 as Stanierella latercula gen. nov., comb. nov. Int J Syst Evol Microbiol 55, 225-229.
    • (2005) Int. J. Syst. Evol. Microbiol. , vol.55 , pp. 225-229
    • Nedashkovskaya, O.I.1    Kim, S.B.2    Lysenko, A.M.3    Frolova, G.M.4    Mikhailov, V.V.5    Lee, K.H.6    Bae, K.S.7
  • 28
    • 0001702209 scopus 로고
    • AL emend
    • Edited by J. T. Staley, M. P. Bryant, N. Pfennig & J. C. Holt. Baltimore: Williams & Wilkins
    • AL emend. In Bergey's Manual of Systematic Bacteriology, vol. 3, pp. 2015-2050. Edited by J. T. Staley, M. P. Bryant, N. Pfennig & J. C. Holt. Baltimore: Williams & Wilkins.
    • (1989) Bergey's Manual of Systematic Bacteriology , vol.3 , pp. 2015-2050
    • Reichenbach, H.1
  • 29
    • 0023375195 scopus 로고
    • The neighbor-joining method: A new method for reconstructing phylogenetic trees
    • Saitou, N. & Nei, M. (1987). The neighbor-joining method: a new method for reconstructing phylogenetic trees. Mol Biol Evol 4, 406-425.
    • (1987) Mol. Biol. Evol. , vol.4 , pp. 406-425
    • Saitou, N.1    Nei, M.2
  • 30
    • 0034802237 scopus 로고    scopus 로고
    • Phylogenetic analysis and taxonomic study of marine Cytophaga-like bacteria: Proposal for Tenacibaculum gen. nov. with Tenacibaculum maritimum comb. nov. and Tenacibaculum ovolyticum comb. nov., and description of Tenacibaculum mesophilum sp. nov. and Tenacibaculum amylolyticum sp. nov
    • Suzuki, M., Nakagawa, Y., Harayama, S. & Yamamoto, S. (2001). Phylogenetic analysis and taxonomic study of marine Cytophaga-like bacteria: proposal for Tenacibaculum gen. nov. with Tenacibaculum maritimum comb. nov. and Tenacibaculum ovolyticum comb. nov., and description of Tenacibaculum mesophilum sp. nov. and Tenacibaculum amylolyticum sp. nov. Int J Syst Evol Microbiol 51, 1639-1652.
    • (2001) Int. J. Syst. Evol. Microbiol. , vol.51 , pp. 1639-1652
    • Suzuki, M.1    Nakagawa, Y.2    Harayama, S.3    Yamamoto, S.4
  • 31
    • 0342640926 scopus 로고    scopus 로고
    • Biolog metabolic fingerprints for clustering marine oligotrophic bacteria from polar regions
    • Edited by H. Insam & A. Rangger. Berlin: Springer
    • Tan, T. L. (1997). Biolog metabolic fingerprints for clustering marine oligotrophic bacteria from polar regions. In Microbial Communities - Functional Versus Structural Approaches, pp. 161-170. Edited by H. Insam & A. Rangger. Berlin: Springer.
    • (1997) Microbial Communities - Functional Versus Structural Approaches , pp. 161-170
    • Tan, T.L.1
  • 32
  • 33
    • 11144356306 scopus 로고    scopus 로고
    • Reclassification of Lactobacillus kefirgranum Takizawa et al. 1994 as Lactobacillus kefiranofaciens subsp. kefirgranum subsp. nov. and emended description of L. kefiranofaciens Fujisawa et al. 1988
    • & 7 other authors
    • Vancanneyt, M., Mengaud, J., Cleenwerck, I. & 7 other authors (2004). Reclassification of Lactobacillus kefirgranum Takizawa et al. 1994 as Lactobacillus kefiranofaciens subsp. kefirgranum subsp. nov. and emended description of L. kefiranofaciens Fujisawa et al. 1988. Int J Syst Evol Microbiol 54, 551-556.
    • (2004) Int. J. Syst. Evol. Microbiol. , vol.54 , pp. 551-556
    • Vancanneyt, M.1    Mengaud, J.2    Cleenwerck, I.3
  • 34
    • 0000770675 scopus 로고
    • Report of the ad hoc committee on reconciliation of approaches to bacterial systematics
    • & 9 other authors International Committee on Systematic Bacteriology
    • Wayne, L. G., Brenner, D. J., Colwell, R. R. & 9 other authors (1987). International Committee on Systematic Bacteriology. Report of the ad hoc committee on reconciliation of approaches to bacterial systematics. Int J Syst Bacteriol 37, 463-464.
    • (1987) Int. J. Syst. Bacteriol. , vol.37 , pp. 463-464
    • Wayne, L.G.1    Brenner, D.J.2    Colwell, R.R.3
  • 35
    • 0001279038 scopus 로고
    • Preparation of genomic DNA from bacteria
    • Edited by F. M. Ausubel, R. Brent, R. E. Kingston, D. D. Moore, J. G. Seidman, J. A. Smith & K. Struhl. New York: Green Publishing and Wiley-Interscience
    • Wilson, K. (1987). Preparation of genomic DNA from bacteria. In Current Protocols in Molecular Biology, pp. 2.4.1-2.4.5. Edited by F. M. Ausubel, R. Brent, R. E. Kingston, D. D. Moore, J. G. Seidman, J. A. Smith & K. Struhl. New York: Green Publishing and Wiley-Interscience.
    • (1987) Current Protocols in Molecular Biology
    • Wilson, K.1
  • 36
    • 0003251721 scopus 로고
    • Études sur la microbiologie du sol - Sur la dégradation de la cellulose dans le sol
    • (in French)
    • Winogradsky, S. (1929). Études sur la microbiologie du sol - sur la dégradation de la cellulose dans le sol. Ann Inst Pasteur 43, 549-633 (in French).
    • (1929) Ann. Inst. Pasteur , vol.43 , pp. 549-633
    • Winogradsky, S.1


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