메뉴 건너뛰기




Volumn 48, Issue 2, 2017, Pages 103-113

A preliminary study on the application of natural sweet proteins in agar-based gels

Author keywords

agar gel; mechanical properties; MNEI; sweet taste; Y65R

Indexed keywords

ALGAE; FRACTURE; GELATION; GELS; LIQUID SUGAR; MECHANICAL PROPERTIES; PROTEINS; SUGAR SUBSTITUTES;

EID: 85032092337     PISSN: 00224901     EISSN: 17454603     Source Type: Journal    
DOI: 10.1111/jtxs.12215     Document Type: Article
Times cited : (9)

References (55)
  • 1
    • 84901245755 scopus 로고    scopus 로고
    • Impact of structural differences on perceived sweetness in semisolids dairy matrices
    • Arancibia, C., Costell, E., & Bayarri, S. (2013). Impact of structural differences on perceived sweetness in semisolids dairy matrices. Journal of Texture Studies, 44, 346–356.
    • (2013) Journal of Texture Studies , vol.44 , pp. 346-356
    • Arancibia, C.1    Costell, E.2    Bayarri, S.3
  • 2
    • 77958020741 scopus 로고    scopus 로고
    • Compressive textural attributes, opacity and syneresis of gels preparedfrom gellan, agar and their mixtures
    • Banerjee, S., & Bhattacharya, S. (2011). Compressive textural attributes, opacity and syneresis of gels preparedfrom gellan, agar and their mixtures. Journal of Food Engineering, 102, 287–292.
    • (2011) Journal of Food Engineering , vol.102 , pp. 287-292
    • Banerjee, S.1    Bhattacharya, S.2
  • 3
    • 0041738913 scopus 로고    scopus 로고
    • Compression resistance, sweetener's diffusion and sweetness of hydrocolloids gels
    • Bayarri, S., Duran, L., & Costell, E. (2003). Compression resistance, sweetener's diffusion and sweetness of hydrocolloids gels. International Dairy Journal, 13, 643–653.
    • (2003) International Dairy Journal , vol.13 , pp. 643-653
    • Bayarri, S.1    Duran, L.2    Costell, E.3
  • 4
    • 12844269270 scopus 로고    scopus 로고
    • Effect of substitution of aspartame for sucrose on instrumental texture profile of hydrocolloids gelledsystems
    • Bayarri, S., Duran, L., Izquierdo, L., & Costell, E. (2005). Effect of substitution of aspartame for sucrose on instrumental texture profile of hydrocolloids gelledsystems. European Food Research and Technology, 220, 25–30.
    • (2005) European Food Research and Technology , vol.220 , pp. 25-30
    • Bayarri, S.1    Duran, L.2    Izquierdo, L.3    Costell, E.4
  • 5
    • 34248188181 scopus 로고    scopus 로고
    • Sweetening power of Aspartame inhydrocolloids gels: Influence of texture
    • Bayarri, S., Izquierdo, L., & Costell, E. (2007). Sweetening power of Aspartame inhydrocolloids gels: Influence of texture. Food Hydrocolloids, 21, 1265–1274.
    • (2007) Food Hydrocolloids , vol.21 , pp. 1265-1274
    • Bayarri, S.1    Izquierdo, L.2    Costell, E.3
  • 7
    • 28444458402 scopus 로고    scopus 로고
    • Influence of the texture of gelatin gels and pectin gels on strawberry flavour release and perception
    • Boland, A. B., Delahunty, C. M., & van Ruth, S. M. (2006). Influence of the texture of gelatin gels and pectin gels on strawberry flavour release and perception. Food Chemistry, 96(3), 452–460.
    • (2006) Food Chemistry , vol.96 , Issue.3 , pp. 452-460
    • Boland, A.B.1    Delahunty, C.M.2    van Ruth, S.M.3
  • 8
    • 0036797479 scopus 로고    scopus 로고
    • Perception of taste intensity in solutions of random-coil polysaccharides above and below C*
    • Cook, D. J., Hollowood, T. A., Linforth, R. S. T., & Taylor, A. J. (2002). Perception of taste intensity in solutions of random-coil polysaccharides above and below C*. Food Quality and Preference, 13, 473–480.
    • (2002) Food Quality and Preference , vol.13 , pp. 473-480
    • Cook, D.J.1    Hollowood, T.A.2    Linforth, R.S.T.3    Taylor, A.J.4
  • 9
    • 0038386513 scopus 로고    scopus 로고
    • Oral shear stress predicts flavour perception in viscous solutions
    • Cook, D. J., Hollowood, T. A., Linforth, R. S. T., & Taylor, A. J. (2003). Oral shear stress predicts flavour perception in viscous solutions. Chemical Senses, 28, 11–23.
    • (2003) Chemical Senses , vol.28 , pp. 11-23
    • Cook, D.J.1    Hollowood, T.A.2    Linforth, R.S.T.3    Taylor, A.J.4
  • 12
    • 84873525863 scopus 로고    scopus 로고
    • Taste detection and recognition thresholds of the modified monellin sweetener: MNEI
    • Di Monaco, R., Miele, N. A., Picone, D., Masi, P., & Cavella, S. (2013). Taste detection and recognition thresholds of the modified monellin sweetener: MNEI. Journal of Sensory Studies, 28(1), 25–33.
    • (2013) Journal of Sensory Studies , vol.28 , Issue.1 , pp. 25-33
    • Di Monaco, R.1    Miele, N.A.2    Picone, D.3    Masi, P.4    Cavella, S.5
  • 13
    • 84918537681 scopus 로고    scopus 로고
    • Temporal sweetness profile of MNEI and comparison with commercial sweeteners
    • Di Monaco, R., Miele, N. A., Volpe, S., Picone, D., & Cavella, S. (2014). Temporal sweetness profile of MNEI and comparison with commercial sweeteners. Journal of Sensory Studies, 29(6), 385–394.
    • (2014) Journal of Sensory Studies , vol.29 , Issue.6 , pp. 385-394
    • Di Monaco, R.1    Miele, N.A.2    Volpe, S.3    Picone, D.4    Cavella, S.5
  • 14
    • 33745253400 scopus 로고    scopus 로고
    • The importance of electrostatic potential in the interaction of sweet proteins with the sweet taste receptor
    • Esposito, V., Gallucci, R., Picone, D., Saviano, G., Tancredi, T., & Temussi, A. (2006). The importance of electrostatic potential in the interaction of sweet proteins with the sweet taste receptor. Journal of Molecular Biology, 360, 448–456.
    • (2006) Journal of Molecular Biology , vol.360 , pp. 448-456
    • Esposito, V.1    Gallucci, R.2    Picone, D.3    Saviano, G.4    Tancredi, T.5    Temussi, A.6
  • 15
    • 84866025515 scopus 로고    scopus 로고
    • Sensory characteristics and relative sweetness of tagatose and other sweeteners
    • Fujimaru, T., Park, J. H., & Lim, J. (2012). Sensory characteristics and relative sweetness of tagatose and other sweeteners. Journal of Food Science, 77(9), S323–S328.
    • (2012) Journal of Food Science , vol.77 , Issue.9 , pp. S323-S328
    • Fujimaru, T.1    Park, J.H.2    Lim, J.3
  • 16
    • 70349224956 scopus 로고    scopus 로고
    • Gustatory reaction time and time intensity measurements of trehalose and sucrose solutions and their mixtures
    • Galmarini, M. V., Zamora, M. C., & Chirife, J. (2009). Gustatory reaction time and time intensity measurements of trehalose and sucrose solutions and their mixtures. Journal of Sensory Studies, 24, 166–181.
    • (2009) Journal of Sensory Studies , vol.24 , pp. 166-181
    • Galmarini, M.V.1    Zamora, M.C.2    Chirife, J.3
  • 17
    • 0001019541 scopus 로고
    • Neonatal facial expressions in response to different qualitiesand intensities of gustatory stimuli
    • Ganchrow, J. R., Steiner, J. E., & Daher, M. (1983). Neonatal facial expressions in response to different qualitiesand intensities of gustatory stimuli. Infant Behavior and Development, 6, 189–200.
    • (1983) Infant Behavior and Development , vol.6 , pp. 189-200
    • Ganchrow, J.R.1    Steiner, J.E.2    Daher, M.3
  • 18
    • 79955031542 scopus 로고    scopus 로고
    • Aroma perception in dairy products: the roles of texture, aroma release and consumer physiology. A review
    • Gierczynski, I., Guichard, E., & Laboure, H. (2011). Aroma perception in dairy products: the roles of texture, aroma release and consumer physiology. A review. Flavour and Fragrance Journal, 26, 141–152.
    • (2011) Flavour and Fragrance Journal , vol.26 , pp. 141-152
    • Gierczynski, I.1    Guichard, E.2    Laboure, H.3
  • 19
    • 84901940243 scopus 로고    scopus 로고
    • Influence of carboxymethyl cellulose and sodium alginate on sweetness intensity of Aspartame
    • Han, X., Xue, S., Dong, W., Wu, Z., Wang, R., & Chen, Z. (2014). Influence of carboxymethyl cellulose and sodium alginate on sweetness intensity of Aspartame. Food Chemistry, 164, 278–285.
    • (2014) Food Chemistry , vol.164 , pp. 278-285
    • Han, X.1    Xue, S.2    Dong, W.3    Wu, Z.4    Wang, R.5    Chen, Z.6
  • 20
    • 84867229702 scopus 로고    scopus 로고
    • Optimizing synergism of binary mixtures of selected alternative sweeteners
    • Heikel, B., Krebs, E., Köhn, E., & Busch-Stockfisch, M. (2012). Optimizing synergism of binary mixtures of selected alternative sweeteners. Journal of Sensory Studies, 27(5), 295–303.
    • (2012) Journal of Sensory Studies , vol.27 , Issue.5 , pp. 295-303
    • Heikel, B.1    Krebs, E.2    Köhn, E.3    Busch-Stockfisch, M.4
  • 21
    • 0036738847 scopus 로고    scopus 로고
    • The effect of viscosity on theperception of flavour
    • Hollowood, T. A., Linforth, R. S. T., & Taylor, A. J. (2002). The effect of viscosity on theperception of flavour. Chemical Senses, 27, 583–591.
    • (2002) Chemical Senses , vol.27 , pp. 583-591
    • Hollowood, T.A.1    Linforth, R.S.T.2    Taylor, A.J.3
  • 22
    • 70149118331 scopus 로고    scopus 로고
    • Sweetness and texture perceptionsin structured gelatin gels with embedded sugar rich domains
    • Holm, K., Wendin, K., & Hermansson, A. M. (2009). Sweetness and texture perceptionsin structured gelatin gels with embedded sugar rich domains. Food Hydrocolloids, 23, 2388–2393.
    • (2009) Food Hydrocolloids , vol.23 , pp. 2388-2393
    • Holm, K.1    Wendin, K.2    Hermansson, A.M.3
  • 23
    • 11244266365 scopus 로고    scopus 로고
    • Less common high-potency sweeteners
    • In, L. O. Nabors, (Ed.),, Revised and expanded (, 3rd ed, New York, Marcel Dekker
    • Kinghorn, A. D., & Compadre, C. M. (2001). Less common high-potency sweeteners. In L. O. Nabors (Ed.), Alternative sweeteners. Revised and expanded (3rd ed., 209–233). New York: Marcel Dekker.
    • (2001) Alternative sweeteners , pp. 209-233
    • Kinghorn, A.D.1    Compadre, C.M.2
  • 24
    • 84963533747 scopus 로고    scopus 로고
    • Sucrose release from agar gels and sensory perceived sweetness
    • Kohyama, K., Hayakawa, F., Kazami, Y., & Nishimari, K. (2016). Sucrose release from agar gels and sensory perceived sweetness. Food Hydrocolloids, 60, 405–414.
    • (2016) Food Hydrocolloids , vol.60 , pp. 405-414
    • Kohyama, K.1    Hayakawa, F.2    Kazami, Y.3    Nishimari, K.4
  • 25
    • 38849121295 scopus 로고    scopus 로고
    • Relationship between structure of hydrocolloid gels and solutions and flavour release
    • Koliandris, A., Lee, A., Ferry, A. L., Hill, S., & Mitchell, J. R. (2008). Relationship between structure of hydrocolloid gels and solutions and flavour release. Food Hydrocolloids, 22, 623–630.
    • (2008) Food Hydrocolloids , vol.22 , pp. 623-630
    • Koliandris, A.1    Lee, A.2    Ferry, A.L.3    Hill, S.4    Mitchell, J.R.5
  • 26
    • 84906088072 scopus 로고    scopus 로고
    • Effect of food matrix on Saltiness perception—Implications for sodium reduction
    • Kuo, W. Y., & Lee, Y. (2014). Effect of food matrix on Saltiness perception—Implications for sodium reduction. Comprehensive Reviews in Food Science and Food Safety, 13, 906–923.
    • (2014) Comprehensive Reviews in Food Science and Food Safety , vol.13 , pp. 906-923
    • Kuo, W.Y.1    Lee, Y.2
  • 27
    • 0033858517 scopus 로고    scopus 로고
    • Texture profile and turbidity of gellan/gelatinmixed gels
    • Lau, M. H., Tang, J., & Paulson, A. T. (2000). Texture profile and turbidity of gellan/gelatinmixed gels. Food Research International, 33, 665–671.
    • (2000) Food Research International , vol.33 , pp. 665-671
    • Lau, M.H.1    Tang, J.2    Paulson, A.T.3
  • 28
    • 84937777928 scopus 로고    scopus 로고
    • Acetate: Friend or foe? Efficient production of a sweet protein in Escherichia coli BL21 using acetate as a carbon source
    • Leone, S., Sannino, F., Tutino, M. L., Parrilli, E., & Picone, D. (2015). Acetate: Friend or foe? Efficient production of a sweet protein in Escherichia coli BL21 using acetate as a carbon source. Microbial Cell Factories, 14, 106.
    • (2015) Microbial Cell Factories , vol.14 , pp. 106
    • Leone, S.1    Sannino, F.2    Tutino, M.L.3    Parrilli, E.4    Picone, D.5
  • 29
    • 85025576064 scopus 로고
    • Influence of oat gum, guar gum and carboxymethyl cellulose on the perception of sweetness and flavour
    • Mälkki, Y., Heiniö, R. L., & Autio, K. (1993). Influence of oat gum, guar gum and carboxymethyl cellulose on the perception of sweetness and flavour. Food Hydrocolloids, 6, 525–532.
    • (1993) Food Hydrocolloids , vol.6 , pp. 525-532
    • Mälkki, Y.1    Heiniö, R.L.2    Autio, K.3
  • 30
    • 84860805491 scopus 로고    scopus 로고
    • Studies on interaction between stevioside, liquid sorbitol, hydrocolloids and emulsifiers for replacement of sugar in cakes
    • Manisha, D., Soumya, C., & Indrani, D. (2012). Studies on interaction between stevioside, liquid sorbitol, hydrocolloids and emulsifiers for replacement of sugar in cakes. Food Hydrocolloids, 29, 363–373.
    • (2012) Food Hydrocolloids , vol.29 , pp. 363-373
    • Manisha, D.1    Soumya, C.2    Indrani, D.3
  • 31
    • 84981414132 scopus 로고
    • Sweetness perception in relation to some textural characteristics of hydrocolloid gels
    • Marshall, S., & Vaisey, M. (1972). Sweetness perception in relation to some textural characteristics of hydrocolloid gels. Journal of Texture Studies, 3, 173–185.
    • (1972) Journal of Texture Studies , vol.3 , pp. 173-185
    • Marshall, S.1    Vaisey, M.2
  • 32
    • 84924104308 scopus 로고    scopus 로고
    • Multiple time-intensity analysis and temporal dominance of sensations of chocolate dairy dessert using prebiotic and different high-intensity sweeteners
    • Morais, E. C., Pinheiro, A. C. M., Nunes, C. A., & Bolini, H. M. A. (2014). Multiple time-intensity analysis and temporal dominance of sensations of chocolate dairy dessert using prebiotic and different high-intensity sweeteners. Journal of Sensory Studies, 29, 339–350.
    • (2014) Journal of Sensory Studies , vol.29 , pp. 339-350
    • Morais, E.C.1    Pinheiro, A.C.M.2    Nunes, C.A.3    Bolini, H.M.A.4
  • 33
    • 0036744908 scopus 로고    scopus 로고
    • Agar and gelatin flavour release
    • Moritaka, H., & Naito, S. (2002). Agar and gelatin flavour release. Journal Texture Studies, 33, 201–214.
    • (2002) Journal Texture Studies , vol.33 , pp. 201-214
    • Moritaka, H.1    Naito, S.2
  • 34
    • 0001207820 scopus 로고
    • Rheological and organoleptic properties of food hydrocolloids
    • In, K. Nishinari, &, E. Doi, (Eds.),, New York, Plenum Press
    • Morris, E. R. (1994). Rheological and organoleptic properties of food hydrocolloids. In K. Nishinari & E. Doi (Eds.), Food hydrocolloids: Structure, properties, and functions (pp. 201–210). New York: Plenum Press.
    • (1994) Food hydrocolloids: Structure, properties, and functions , pp. 201-210
    • Morris, E.R.1
  • 37
    • 85027940762 scopus 로고    scopus 로고
    • Taste enhancement in food gels: Effect of fracture properties on oral breakdown, bolus formation and sweetness intensity
    • Mosca, A. C., van de Velde, F., Bult, J. H. F., van Boekel, M. A. J. S., & Stieger, M. (2015). Taste enhancement in food gels: Effect of fracture properties on oral breakdown, bolus formation and sweetness intensity. Food Hydrocolloids, 43, 794–802.
    • (2015) Food Hydrocolloids , vol.43 , pp. 794-802
    • Mosca, A.C.1    van de Velde, F.2    Bult, J.H.F.3    van Boekel, M.A.J.S.4    Stieger, M.5
  • 38
    • 0042403564 scopus 로고    scopus 로고
    • Hypothesis of receptor-dependent and receptor-dependent mechanisms for bitter and sweet taste transduction: Implications for slow taste onset and lingering aftertaste
    • In, P. Givens, &, D. Paredes, (Eds.),, Washington, DC, American Chemical Society
    • Naim, M., Nir, S., Spielman, A. I., Noble, A. C., Peri, I., & Rodin, S. (2002). Hypothesis of receptor-dependent and receptor-dependent mechanisms for bitter and sweet taste transduction: Implications for slow taste onset and lingering aftertaste. In P. Givens & D. Paredes (Eds.), Chemistry of taste. Mechanisms, behaviors, and mimics, ACs symposium series 825 (pp. 2–17). Washington, DC: American Chemical Society.
    • (2002) Chemistry of taste. Mechanisms, behaviors, and mimics, ACs symposium series 825 , pp. 2-17
    • Naim, M.1    Nir, S.2    Spielman, A.I.3    Noble, A.C.4    Peri, I.5    Rodin, S.6
  • 39
    • 84971299634 scopus 로고    scopus 로고
    • Sucrose release from polysaccharide gels
    • Nishinari, K., & Fang, Y. (2016). Sucrose release from polysaccharide gels. A review. Food & Function, 7, 2130–2146.
    • (2016) A review. Food & Function , vol.7 , pp. 2130-2146
    • Nishinari, K.1    Fang, Y.2
  • 40
    • 0006093789 scopus 로고
    • Interaction of thaumatin with carrageenans. I. Effects of pH, temperature and competing cations
    • Ohashi, S., Ura, F., Ochi, T., Iida, H., & Ukai, S. (1991). Interaction of thaumatin with carrageenans. I. Effects of pH, temperature and competing cations. Food Hydrocolloids, 4(2), 105–119.
    • (1991) Food Hydrocolloids , vol.4 , Issue.2 , pp. 105-119
    • Ohashi, S.1    Ura, F.2    Ochi, T.3    Iida, H.4    Ukai, S.5
  • 41
    • 84893915280 scopus 로고    scopus 로고
    • Multiple time-intensity analysis: Sweetness, bitterness, chocolate flavor and melting rate of chocolate with sucralose, rebaudioside and neotame
    • Palazzo, A. B., & Bolini, H. M. A. (2014). Multiple time-intensity analysis: Sweetness, bitterness, chocolate flavor and melting rate of chocolate with sucralose, rebaudioside and neotame. Journal of Sensory Studies, 29(1), 21–32.
    • (2014) Journal of Sensory Studies , vol.29 , Issue.1 , pp. 21-32
    • Palazzo, A.B.1    Bolini, H.M.A.2
  • 42
    • 79960968307 scopus 로고    scopus 로고
    • The determination of isosweetness concentrations of sucralose, rebaudioside and neotame as sucrose substitutes in new diet chocolate formulations using the time-intensity analysis
    • Palazzo, A. B., Carvalho, M. A. R., Efraim, P., & Bolini, H. M. A. (2011). The determination of isosweetness concentrations of sucralose, rebaudioside and neotame as sucrose substitutes in new diet chocolate formulations using the time-intensity analysis. Journal of Sensory Studies, 26, 291–297.
    • (2011) Journal of Sensory Studies , vol.26 , pp. 291-297
    • Palazzo, A.B.1    Carvalho, M.A.R.2    Efraim, P.3    Bolini, H.M.A.4
  • 43
    • 84981422025 scopus 로고
    • Effect of hydrocolloids on oral viscosity and basic taste intensity
    • Pangborn, R. M., & Trabue, I. (1973). Effect of hydrocolloids on oral viscosity and basic taste intensity. Journal of Texture Studies, 4, 224–241.
    • (1973) Journal of Texture Studies , vol.4 , pp. 224-241
    • Pangborn, R.M.1    Trabue, I.2
  • 44
    • 0038879098 scopus 로고    scopus 로고
    • Effects of hydrocolloids and aspartame on sensory viscosity and sweetness of low calorie peachnectars
    • Pastor, M. V., Costell, E., & Duran, L. (1996). Effects of hydrocolloids and aspartame on sensory viscosity and sweetness of low calorie peachnectars. Journal of Texture Studies, 27, 61–79.
    • (1996) Journal of Texture Studies , vol.27 , pp. 61-79
    • Pastor, M.V.1    Costell, E.2    Duran, L.3
  • 47
    • 84861837103 scopus 로고    scopus 로고
    • Time to first fracture affects sweetness of gels
    • Sala, G., & Stieger, M. (2013). Time to first fracture affects sweetness of gels. Food Hydrocolloids, 30, 73–81.
    • (2013) Food Hydrocolloids , vol.30 , pp. 73-81
    • Sala, G.1    Stieger, M.2
  • 48
    • 60149092787 scopus 로고    scopus 로고
    • Deformation and fracture of emulsion-filled gels: Effect of oil content and deformation speed
    • Sala, G., Van Vliet, T., Cohen Stuart, M. A., Aken, G. A. V., & Van de Velde, F. (2009). Deformation and fracture of emulsion-filled gels: Effect of oil content and deformation speed. Food Hydrocolloids, 23, 1381–1393.
    • (2009) Food Hydrocolloids , vol.23 , pp. 1381-1393
    • Sala, G.1    Van Vliet, T.2    Cohen Stuart, M.A.3    Aken, G.A.V.4    Van de Velde, F.5
  • 53
    • 84908241841 scopus 로고    scopus 로고
    • Sucrose release from agar gels: Effects of dissolution order and the network inhomogeneity
    • Yang, K., Wang, Z., Brenner, T., Kikuzaki, H., Fang, Y., & Nishinari, K. (2015a). Sucrose release from agar gels: Effects of dissolution order and the network inhomogeneity. Food Hydrocolloids, 43, 100–106.
    • (2015) Food Hydrocolloids , vol.43 , pp. 100-106
    • Yang, K.1    Wang, Z.2    Brenner, T.3    Kikuzaki, H.4    Fang, Y.5    Nishinari, K.6
  • 54
    • 84908548009 scopus 로고    scopus 로고
    • Sucrose release from agar gels: Correlation with sucrose content and rheology
    • Yang, K., Wang, Z., Brenner, T., Kikuzaki, H., Fang, Y., & Nishinari, K. (2015b). Sucrose release from agar gels: Correlation with sucrose content and rheology. Food Hydrocolloids, 43, 132–136.
    • (2015) Food Hydrocolloids , vol.43 , pp. 132-136
    • Yang, K.1    Wang, Z.2    Brenner, T.3    Kikuzaki, H.4    Fang, Y.5    Nishinari, K.6
  • 55
    • 84870735905 scopus 로고    scopus 로고
    • A study to characterize the mechanical behavior of semisolid viscoelastic systems under compression chewing - Case study of agar gel
    • Yu, J., Santos, P. H. S., & Campanella, O. H. (2012). A study to characterize the mechanical behavior of semisolid viscoelastic systems under compression chewing - Case study of agar gel. Journal of Texture Studies, 43, 459–467.
    • (2012) Journal of Texture Studies , vol.43 , pp. 459-467
    • Yu, J.1    Santos, P.H.S.2    Campanella, O.H.3


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.