메뉴 건너뛰기




Volumn 8, Issue , 2007, Pages

A procedure for the estimation over time of metabolic fluxes in scenarios where measurements are uncertain and/or insufficient

Author keywords

[No Author keywords available]

Indexed keywords

BIOLOGICAL CONSTRAINTS; DYNAMIC BEHAVIOURS; ENVIRONMENTAL CONDITIONS; FLUX BALANCE ANALYSIS; INDUSTRIAL ENVIRONMENTS; INDUSTRIAL PROCESSS; METABOLIC FLUX ANALYSIS; OFF-LINE ANALYSIS;

EID: 38749117205     PISSN: None     EISSN: 14712105     Source Type: Journal    
DOI: 10.1186/1471-2105-8-421     Document Type: Article
Times cited : (42)

References (48)
  • 1
    • 0033764285 scopus 로고    scopus 로고
    • The challenges of in silico biology
    • 10.1038/81125 11062431
    • Palsson B The challenges of in silico biology Nat Biotechnol 2000, 18:1147-1150. 10.1038/81125 11062431
    • (2000) Nat Biotechnol , vol.18 , pp. 1147-1150
    • Palsson, B.1
  • 2
    • 0037079054 scopus 로고    scopus 로고
    • Computational systems biology
    • 10.1038/nature01254 12432404
    • Kitano H Computational systems biology Nature 2002, 420:206-210. 10.1038/ nature01254 12432404
    • (2002) Nature , vol.420 , pp. 206-210
    • Kitano, H.1
  • 4
    • 0034114133 scopus 로고    scopus 로고
    • From genome to cellular phenotype - A role for metabolic flux analysis?
    • 10.1038/73696 10700136
    • Cornish-Bowden A Cardenas ML From genome to cellular phenotype - a role for metabolic flux analysis? Nat Biotechnol 2000, 18:267-268. 10.1038/ 73696 10700136
    • (2000) Nat Biotechnol , vol.18 , pp. 267-268
    • Cornish-Bowden, A.1    Cardenas, M.L.2
  • 6
    • 0030804853 scopus 로고    scopus 로고
    • Flux Analysis of underdetermined metabolic networks: The quest for the missing constraints
    • Bonarius HPJ Schmid G Tramper J Flux Analysis of underdetermined metabolic networks: The quest for the missing constraints Tibtech 1997, 15(308):309-314.
    • (1997) Tibtech , vol.15 , Issue.308 , pp. 309-314
    • Bonarius, H.P.J.1    Schmid, G.2    Tramper, J.3
  • 7
    • 2642513030 scopus 로고    scopus 로고
    • Monte Carlo sampling can be used to determine the size and shape of the steady-state flux space
    • 10.1016/j.jtbi.2004.02.006 15178193
    • Wiback SJ Famili I Greenberg HJ Palsson BO Monte Carlo sampling can be used to determine the size and shape of the steady-state flux space J Theor Biol 2004, 228:437-447. 10.1016/j.jtbi.2004.02.006 15178193
    • (2004) J Theor Biol , vol.228 , pp. 437-447
    • Wiback, S.J.1    Famili, I.2    Greenberg, H.J.3    Palsson, B.O.4
  • 8
    • 0036001069 scopus 로고    scopus 로고
    • Metabolic modelling of microbes: The flux-balance approach
    • 10.1046/j.1462-2920.2002.00282.x 12000313
    • Edwards JS Covert M Palsson B Metabolic modelling of microbes: The flux-balance approach Environ Microbiol 2002, 4:133-140. 10.1046/ j.1462-2920.2002.00282.x 12000313
    • (2002) Environ Microbiol , vol.4 , pp. 133-140
    • Edwards, J.S.1    Covert, M.2    Palsson, B.3
  • 9
    • 9144252197 scopus 로고    scopus 로고
    • Integrated analysis of metabolic phenotypes in Saccharomyces cerevisiae
    • 520746 15355549 10.1186/1471-2164-5-63
    • Duarte NC Palsson BØ Fu P Integrated analysis of metabolic phenotypes in Saccharomyces cerevisiae BMC Genomics 2004, 5:63. 520746 15355549 10.1186/1471-2164-5-63
    • (2004) BMC Genomics , vol.5 , pp. 63
    • Duarte, N.C.1    Palsson, B.Ø.2    Fu, P.3
  • 10
    • 0030570128 scopus 로고    scopus 로고
    • Metabolic flux analysis of hybridoma cells in different culture media using mass balances
    • 10.1002/(SICI)1097-0290(19960505)50:3<299::AID-BIT9>3.0.CO;2-B
    • Bonarius HPJ Hatzimanikatis V Meesters KPH de Gooijer CD Schmid G Tramper J Metabolic flux analysis of hybridoma cells in different culture media using mass balances Biotechnol Bioeng 1996, 50:299-318. 10.1002/(SICI)1097-0290(19960505)50:3<299::AID-BIT9>3.0.CO;2-B
    • (1996) Biotechnol Bioeng , vol.50 , pp. 299-318
    • Bonarius, H.P.J.1    Hatzimanikatis, V.2    Meesters, K.P.H.3    de Gooijer, C.D.4    Schmid, G.5    Tramper, J.6
  • 11
    • 0033587379 scopus 로고    scopus 로고
    • Metabolic flux analysis of hybridoma continuous culture steady state multiplicity
    • 10.1002/(SICI)1097-0290(19990620)63:6<675::AID-BIT5>3.0.CO;2-R 10397824
    • Follstad BD Balcarcel RR Stephanopoulos G Wang DI Metabolic flux analysis of hybridoma continuous culture steady state multiplicity Biotechnol Bioeng 1999, 63:675-683. 10.1002/ (SICI)1097-0290(19990620)63:6<675::AID-BIT5>3.0.CO;2-R 10397824
    • (1999) Biotechnol Bioeng , vol.63 , pp. 675-683
    • Follstad, B.D.1    Balcarcel, R.R.2    Stephanopoulos, G.3    Wang, D.I.4
  • 12
    • 0033524719 scopus 로고    scopus 로고
    • Metabolism of peptide amino acids by Chinese hamster ovary cells grown in a complex medium
    • 10.1002/(SICI)1097-0290(19990205)62:3<324::AID-BIT9>3.0.CO;2-C 10099544
    • Nyberg GB Balcarcel RR Follstad BD Stephanopoulos G Wang DI Metabolism of peptide amino acids by Chinese hamster ovary cells grown in a complex medium Biotechnol Bioeng 1999, 62:324-335. 10.1002/ (SICI)1097-0290(19990205)62:3<324::AID-BIT9>3.0.CO;2-C 10099544
    • (1999) Biotechnol Bioeng , vol.62 , pp. 324-335
    • Nyberg, G.B.1    Balcarcel, R.R.2    Follstad, B.D.3    Stephanopoulos, G.4    Wang, D.I.5
  • 13
    • 1642538406 scopus 로고    scopus 로고
    • High-throughput metabolic flux analysis based on gas chromatography-mass spectrometry derived 13C constraints
    • 10.1016/j.ab.2003.10.036 14751266
    • Fischer E Zamboni N Sauer U High-throughput metabolic flux analysis based on gas chromatography-mass spectrometry derived 13C constraints Anal Biochem 2004, 325:308-316. 10.1016/j.ab.2003.10.036 14751266
    • (2004) Anal Biochem , vol.325 , pp. 308-316
    • Fischer, E.1    Zamboni, N.2    Sauer, U.3
  • 14
    • 0037197159 scopus 로고    scopus 로고
    • Calculability analysis in underdetermined metabolic networks illustrated by a model of the central metabolism in purple nonsulfur bacteria
    • 10.1002/bit.10153 11835134
    • Klamt S Schuster S Gilles ED Calculability analysis in underdetermined metabolic networks illustrated by a model of the central metabolism in purple nonsulfur bacteria Biotechnol Bioeng 2002, 77:734-751. 10.1002/ bit.10153 11835134
    • (2002) Biotechnol Bioeng , vol.77 , pp. 734-751
    • Klamt, S.1    Schuster, S.2    Gilles, E.D.3
  • 15
    • 0142122303 scopus 로고    scopus 로고
    • Advances in flux balance analysis
    • 10.1016/j.copbio.2003.08.001 14580578
    • Kauffman KJ Prakash P Edwards JS Advances in flux balance analysis Curr Opin Biotechnol 2003, 14:491-496. 10.1016/j.copbio.2003.08.001 14580578
    • (2003) Curr Opin Biotechnol , vol.14 , pp. 491-496
    • Kauffman, K.J.1    Prakash, P.2    Edwards, J.S.3
  • 16
    • 0037385718 scopus 로고    scopus 로고
    • Genome-scale microbial in silico models: The constraints-based approach
    • 10.1016/S0167-7799(03)00030-1 12679064
    • Price ND Papin JA Schilling CH Palsson BO Genome-scale microbial in silico models: The constraints-based approach Trends Biotechnol 2003, 21:162-169. 10.1016/S0167-7799(03)00030-1 12679064
    • (2003) Trends Biotechnol , vol.21 , pp. 162-169
    • Price, N.D.1    Papin, J.A.2    Schilling, C.H.3    Palsson, B.O.4
  • 17
    • 0035125986 scopus 로고    scopus 로고
    • In silico predictions of Escherichia coli metabolic capabilities are consistent with experimental data
    • 10.1038/84379 11175725
    • Edwards JS Ibarra RU Palsson BO In silico predictions of Escherichia coli metabolic capabilities are consistent with experimental data Nat Biotechnol 2001, 19:125-130. 10.1038/84379 11175725
    • (2001) Nat Biotechnol , vol.19 , pp. 125-130
    • Edwards, J.S.1    Ibarra, R.U.2    Palsson, B.O.3
  • 18
    • 0036100243 scopus 로고    scopus 로고
    • Determination of redundancy and systems properties of the metabolic network of Helicobacter pylori using genome-scale extreme pathway analysis
    • 186586 11997342 10.1101/gr.218002. Article published online before print in April 2002
    • Price ND Papin JA Palsson BO Determination of redundancy and systems properties of the metabolic network of Helicobacter pylori using genome-scale extreme pathway analysis Genome Res 2002, 12:760-769. 186586 11997342 10.1101/gr.218002. Article published online before print in April 2002.
    • (2002) Genome Res , vol.12 , pp. 760-769
    • Price, N.D.1    Papin, J.A.2    Palsson, B.O.3
  • 19
    • 0036330798 scopus 로고    scopus 로고
    • Genome-Scale Metabolic Model of Helicobacter pylori 26695
    • 135230 12142428 10.1128/JB.184.16.4582-4593.2002
    • Schilling CH Covert MW Famili I Church GM Edwards JS Palsson BO Genome-Scale Metabolic Model of Helicobacter pylori 26695 J Bacteriol 2002, 184:4582-4593. 135230 12142428 10.1128/JB.184.16.4582-4593.2002
    • (2002) J Bacteriol , vol.184 , pp. 4582-4593
    • Schilling, C.H.1    Covert, M.W.2    Famili, I.3    Church, G.M.4    Edwards, J.S.5    Palsson, B.O.6
  • 21
    • 0036708443 scopus 로고    scopus 로고
    • Dynamic Flux Balance Analysis of Diauxic Growth in Escherichia coli
    • 1302231 12202358
    • Mahadevan R Edwards JS Doyle FJ Dynamic Flux Balance Analysis of Diauxic Growth in Escherichia coli Biophys J 2002, 83:1331-1340. 1302231 12202358
    • (2002) Biophys J , vol.83 , pp. 1331-1340
    • Mahadevan, R.1    Edwards, J.S.2    Doyle, F.J.3
  • 22
    • 33750331573 scopus 로고    scopus 로고
    • Analysis of optimal phenotypic space using elementary modes as applied to Corynebacterium glutamicum
    • 1617123 17038164 10.1186/1471-2105-7-445
    • Gayen K Venkatesh K Analysis of optimal phenotypic space using elementary modes as applied to Corynebacterium glutamicum BMC Bioinformatics 2006, 7:445. 1617123 17038164 10.1186/1471-2105-7-445
    • (2006) BMC Bioinformatics , vol.7 , pp. 445
    • Gayen, K.1    Venkatesh, K.2
  • 23
    • 33751261212 scopus 로고    scopus 로고
    • Faculté des Sciences Appliquées, Université catholique de Louvain, Louvain-la-Neuve, Louvain-la-Neuve
    • Provost A Metabolic design of dynamic bioreaction models Faculté des Sciences Appliquées, Université catholique de Louvain, Louvain-la-Neuve, Louvain-la-Neuve 2006.
    • (2006) Metabolic Design of Dynamic Bioreaction Models
    • Provost, A.1
  • 24
    • 0035726455 scopus 로고    scopus 로고
    • A small metabolic flux model to identify transient metabolic regulations in Saccharomyces cerevisiae
    • 10.1007/s00449-001-0277-2
    • Herwig C von Stockar U A small metabolic flux model to identify transient metabolic regulations in Saccharomyces cerevisiae Bioprocess and Biosystems Engineering 2002, 24:395-403. 10.1007/s00449-001-0277-2
    • (2002) Bioprocess and Biosystems Engineering , vol.24 , pp. 395-403
    • Herwig, C.1    von Stockar, U.2
  • 25
    • 0031554630 scopus 로고    scopus 로고
    • An on-line physiological state recognition system for the lysine fermentation process based on a metabolic reaction model
    • 10.1002/(SICI)1097-0290(19970705)55:1<170::AID-BIT18>3.0.CO;2-Q
    • Takiguchi N Shimizu H Shioya S An on-line physiological state recognition system for the lysine fermentation process based on a metabolic reaction model Biotechnol Bioeng 1997, 55:170-181. 10.1002/ (SICI)1097-0290(19970705)55:1<170::AID-BIT18>3.0.CO;2-Q
    • (1997) Biotechnol Bioeng , vol.55 , pp. 170-181
    • Takiguchi, N.1    Shimizu, H.2    Shioya, S.3
  • 26
    • 33846799247 scopus 로고    scopus 로고
    • Monitoring the physiological state of mammalian cell perfusion processes by on-line estimation of intracellular fluxes
    • 10.1016/j.jprocont.2006.10.006
    • Henry O Kamen A Perrier M Monitoring the physiological state of mammalian cell perfusion processes by on-line estimation of intracellular fluxes Journal of Process Control 2007, 17:241-251. 10.1016/j.jprocont.2006.10.006
    • (2007) Journal of Process Control , vol.17 , pp. 241-251
    • Henry, O.1    Kamen, A.2    Perrier, M.3
  • 27
    • 0242662478 scopus 로고    scopus 로고
    • Macrokinetic model for methylotrophic Pichia pastoris based on stoichiometric balance
    • 10.1016/j.jbiotec.2003.08.003 14636710
    • Ren HT Yuan JQ Bellgardt KH Macrokinetic model for methylotrophic Pichia pastoris based on stoichiometric balance J Biotechnol 2003, 106:53-68. 10.1016/j.jbiotec.2003.08.003 14636710
    • (2003) J Biotechnol , vol.106 , pp. 53-68
    • Ren, H.T.1    Yuan, J.Q.2    Bellgardt, K.H.3
  • 29
    • 0035808160 scopus 로고    scopus 로고
    • A rational approach to improving productivity in recombinant Pichia pastoris fermentation
    • 10.1002/1097-0290(20010105)72:1<1::AID-BIT1>3.0.CO;2-T 11084587
    • d'Anjou MC Daugulis AJ A rational approach to improving productivity in recombinant Pichia pastoris fermentation Biotechnol Bioeng 2001, 72:1-11. 10.1002/1097-0290(20010105)72:1<1::AID-BIT1>3.0.CO;2-T 11084587
    • (2001) Biotechnol Bioeng , vol.72 , pp. 1-11
    • d'Anjou, M.C.1    Daugulis, A.J.2
  • 30
    • 0035850240 scopus 로고    scopus 로고
    • A biochemically structured model for Saccharomyces cerevisiae
    • 10.1016/S0168-1656(01)00269-3 11434967
    • Lei F Rotbøll M Jørgensen SB A biochemically structured model for Saccharomyces cerevisiae J Biotechnol 2001, 88:205-221. 10.1016/S0168-1656(01)00269-3 11434967
    • (2001) J Biotechnol , vol.88 , pp. 205-221
    • Lei, F.1    Rotbøll, M.2    Jørgensen, S.B.3
  • 31
    • 33847174152 scopus 로고    scopus 로고
    • Hybrid elementary flux analysis/nonparametric modeling: Application for bioprocess control
    • 1800868 17261182 10.1186/1471-2105-8-30
    • Teixeira AP Alves C Alves PM Carrondo MJ Oliveira R Hybrid elementary flux analysis/nonparametric modeling: Application for bioprocess control BMC Bioinformatics 2007, 8:30. 1800868 17261182 10.1186/1471-2105-8-30
    • (2007) BMC Bioinformatics , vol.8 , pp. 30
    • Teixeira, A.P.1    Alves, C.2    Alves, P.M.3    Carrondo, M.J.4    Oliveira, R.5
  • 32
    • 0037473205 scopus 로고    scopus 로고
    • Modeling of yeast metabolism and process dynamics in batch fermentation
    • 10.1002/bit.10535 12557315
    • Sainz J Pizarro F Perez-Correa JR Agosin E Modeling of yeast metabolism and process dynamics in batch fermentation Biotechnol Bioeng 2003, 81:818-828. 10.1002/bit.10535 12557315
    • (2003) Biotechnol Bioeng , vol.81 , pp. 818-828
    • Sainz, J.1    Pizarro, F.2    Perez-Correa, J.R.3    Agosin, E.4
  • 33
    • 34247094270 scopus 로고    scopus 로고
    • An interval approach for dealing with flux distributions and elementary modes activity patterns
    • 10.1016/j.jtbi.2006.12.029 17292923
    • Llaneras F Pico J An interval approach for dealing with flux distributions and elementary modes activity patterns J Theor Biol 2007, 246:290-308. 10.1016/j.jtbi.2006.12.029 17292923
    • (2007) J Theor Biol , vol.246 , pp. 290-308
    • Llaneras, F.1    Pico, J.2
  • 34
    • 33645752331 scopus 로고    scopus 로고
    • Genome-Scale Thermodynamic Analysis of Escherichia coli Metabolism
    • 1367295 16299075 10.1529/biophysj.105.071720
    • Henry CS Jankowski MD Broadbelt LJ Hatzimanikatis V Genome-Scale Thermodynamic Analysis of Escherichia coli Metabolism Biophys J 2006, 90:1453-1461. 1367295 16299075 10.1529/biophysj.105.071720
    • (2006) Biophys J , vol.90 , pp. 1453-1461
    • Henry, C.S.1    Jankowski, M.D.2    Broadbelt, L.J.3    Hatzimanikatis, V.4
  • 35
    • 33845238737 scopus 로고    scopus 로고
    • Systematic assignment of thermodynamic constraints in metabolic network models
    • 1664590 17123434 10.1186/1471-2105-7-512
    • Kummel A Panke S Heinemann M Systematic assignment of thermodynamic constraints in metabolic network models BMC Bioinformatics 2006, 7:512. 1664590 17123434 10.1186/1471-2105-7-512
    • (2006) BMC Bioinformatics , vol.7 , pp. 512
    • Kummel, A.1    Panke, S.2    Heinemann, M.3
  • 36
    • 36248990302 scopus 로고    scopus 로고
    • Including metabolite concentrations into flux balance analysis: Thermodynamic realizability as a constraint on flux distributions in metabolic networks
    • 1903363 17543097 10.1186/1752-0509-1-23
    • Hoppe A Hoffmann S Holzhutter HG Including metabolite concentrations into flux balance analysis: Thermodynamic realizability as a constraint on flux distributions in metabolic networks BMC Syst Biol 2007, 1:23. 1903363 17543097 10.1186/1752-0509-1-23
    • (2007) BMC Syst Biol , vol.1 , pp. 23
    • Hoppe, A.1    Hoffmann, S.2    Holzhutter, H.G.3
  • 37
    • 33847797256 scopus 로고    scopus 로고
    • Thermodynamics-based metabolic flux analysis
    • 10.1529/biophysj.106.093138 17172310
    • Henry CS Broadbelt LJ Hatzimanikatis V Thermodynamics-based metabolic flux analysis Biophys J 2007, 92:1792-1805. 10.1529/biophysj.106.093138 17172310
    • (2007) Biophys J , vol.92 , pp. 1792-1805
    • Henry, C.S.1    Broadbelt, L.J.2    Hatzimanikatis, V.3
  • 38
    • 0028764687 scopus 로고
    • Linear Constraint Relations in Biochemical Reaction Systems: I. Classification of the Calculability and the Balanceability of Conversion Rates
    • 10.1002/bit.260430103
    • Van der Heijden RTJM Romein B Heijnen JJ Hellinga C Luyben K Ch AM Linear Constraint Relations in Biochemical Reaction Systems: I. Classification of the Calculability and the Balanceability of Conversion Rates Biotechnol Bioeng 1994, 43:3-10. 10.1002/bit.260430103
    • (1994) Biotechnol Bioeng , vol.43 , pp. 3-10
    • Van der Heijden, R.T.J.M.1    Romein, B.2    Heijnen, J.J.3    Hellinga, C.4    Luyben, K.5    Ch, A.M.6
  • 39
    • 0028764649 scopus 로고
    • Linear Constraint Relations in Biochemical Reaction Systems: II. Diagnosis and Estimation of Gross Errors
    • 10.1002/bit.260430104
    • Van der Heijden RTJM Romein B Heijnen JJ Hellinga C Luyben K Ch AM Linear Constraint Relations in Biochemical Reaction Systems: II. Diagnosis and Estimation of Gross Errors Biotechnol Bioeng 1994, 43:11-20. 10.1002/bit.260430104
    • (1994) Biotechnol Bioeng , vol.43 , pp. 11-20
    • Van der Heijden, R.T.J.M.1    Romein, B.2    Heijnen, J.J.3    Hellinga, C.4    Luyben, K.5    Ch, A.M.6
  • 42
    • 0035813388 scopus 로고    scopus 로고
    • On-line stoichiometry and identification of metabolic state under dynamic process conditions
    • 10.1002/bit.10058 11590607
    • Herwig C Marison I von Stockar U On-line stoichiometry and identification of metabolic state under dynamic process conditions Biotechnol Bioeng 2001, 75:345-354. 10.1002/bit.10058 11590607
    • (2001) Biotechnol Bioeng , vol.75 , pp. 345-354
    • Herwig, C.1    Marison, I.2    von Stockar, U.3
  • 43
    • 84941527648 scopus 로고
    • Eigenfilter design of higher-order digital differentiators
    • [see also IEEE Transactions on Signal Processing], IEEE Transactions on
    • Pei SC Shyu JJ Eigenfilter design of higher-order digital differentiators Acoustics, Speech, and Signal Processing [see also IEEE Transactions on Signal Processing], IEEE Transactions on 1989, 37:505-511.
    • (1989) Acoustics, Speech, and Signal Processing , vol.37 , pp. 505-511
    • Pei, S.C.1    Shyu, J.J.2
  • 45
    • 0032021448 scopus 로고    scopus 로고
    • Robust exact differentiation via sliding mode technique
    • 10.1016/S0005-1098(97)00209-4
    • Levant A Robust exact differentiation via sliding mode technique Automatica 1998, 34:379-384. 10.1016/S0005-1098(97)00209-4
    • (1998) Automatica , vol.34 , pp. 379-384
    • Levant, A.1
  • 46
    • 0024063801 scopus 로고
    • On-line Estimation of Microbial Specific Growth-Rates: An Illustrative Case Study
    • 10.1139/v88-107
    • Dochain D Pauss A On-line Estimation of Microbial Specific Growth-Rates: An Illustrative Case Study The Can J Chem Eng 1988, 66:626. 10.1139/ v88-107
    • (1988) The Can J Chem Eng , vol.66 , pp. 626
    • Dochain, D.1    Pauss, A.2
  • 47
    • 0032026714 scopus 로고    scopus 로고
    • Simple nonlinear observers for on-line estimation of kinetic rates in bioreactors
    • 10.1016/S0005-1098(97)00166-0
    • Farza M Busawon K Hammouri H Simple nonlinear observers for on-line estimation of kinetic rates in bioreactors Automatica 1998, 34:301-318. 10.1016/S0005-1098(97)00166-0
    • (1998) Automatica , vol.34 , pp. 301-318
    • Farza, M.1    Busawon, K.2    Hammouri, H.3
  • 48
    • 2342452470 scopus 로고    scopus 로고
    • Dynamic metabolic modelling under the balanced growth condition
    • 10.1016/j.jprocont.2003.12.004
    • Provost A Bastin G Dynamic metabolic modelling under the balanced growth condition Journal of Process Control 2004, 14:717-728. 10.1016/ j.jprocont.2003.12.004
    • (2004) Journal of Process Control , vol.14 , pp. 717-728
    • Provost, A.1    Bastin, G.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.