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Volumn 621, Issue , 2017, Pages 54-62

Ascorbic acid inhibits human insulin aggregation and protects against amyloid induced cytotoxicity

Author keywords

Amyloids; Beta sheet structure; Cell cytotoxicity; ThT binding

Indexed keywords

AMYLOID; ASCORBIC ACID; HUMAN INSULIN; INSULIN;

EID: 85017536005     PISSN: 00039861     EISSN: 10960384     Source Type: Journal    
DOI: 10.1016/j.abb.2017.04.005     Document Type: Article
Times cited : (114)

References (55)
  • 1
    • 84868303000 scopus 로고    scopus 로고
    • Protein aggregation and neurodegenerative disease
    • [1] Ross, C.A., Poirier, M.A., Protein aggregation and neurodegenerative disease. 2004.
    • (2004)
    • Ross, C.A.1    Poirier, M.A.2
  • 2
    • 33746377894 scopus 로고    scopus 로고
    • Protein misfolding, functional amyloid, and human disease
    • [2] Chiti, F., Dobson, C.M., Protein misfolding, functional amyloid, and human disease. Annu. Rev. Biochem. 75 (2006), 333–366.
    • (2006) Annu. Rev. Biochem. , vol.75 , pp. 333-366
    • Chiti, F.1    Dobson, C.M.2
  • 3
    • 0037041420 scopus 로고    scopus 로고
    • Inherent toxicity of aggregates implies a common mechanism for protein misfolding diseases
    • [3] Bucciantini, M., et al. Inherent toxicity of aggregates implies a common mechanism for protein misfolding diseases. Nature 416 (2002), 507–511.
    • (2002) Nature , vol.416 , pp. 507-511
    • Bucciantini, M.1
  • 4
    • 0033850190 scopus 로고    scopus 로고
    • Review: formation and properties of amyloid-like fibrils derived from alpha-synuclein and related proteins
    • [4] El-Agnaf, O.M.A., Irvine, G.B., Review: formation and properties of amyloid-like fibrils derived from alpha-synuclein and related proteins. J. Struct. Biol. 130 (2000), 300–309.
    • (2000) J. Struct. Biol. , vol.130 , pp. 300-309
    • El-Agnaf, O.M.A.1    Irvine, G.B.2
  • 5
    • 35148865232 scopus 로고    scopus 로고
    • On the structural definition of amyloid fibrils and other polypeptide aggregates
    • [5] Fandrich, M., On the structural definition of amyloid fibrils and other polypeptide aggregates. Cell. Mol. Life Sci. 64 (2007), 2066–2078.
    • (2007) Cell. Mol. Life Sci. , vol.64 , pp. 2066-2078
    • Fandrich, M.1
  • 6
    • 78049290389 scopus 로고    scopus 로고
    • Biochemical and biophysical features of both oligomer/fibril and cell membrane in amyloid cytotoxicity
    • [6] Stefani, M., Biochemical and biophysical features of both oligomer/fibril and cell membrane in amyloid cytotoxicity. FEBS J. 277 (2010), 4602–4613.
    • (2010) FEBS J. , vol.277 , pp. 4602-4613
    • Stefani, M.1
  • 7
    • 0036304350 scopus 로고    scopus 로고
    • Insulin at pH 2: structural analysis of the conditions promoting insulin fibre formation
    • [7] Whittingham, J.L., et al. Insulin at pH 2: structural analysis of the conditions promoting insulin fibre formation. J. Mol. Biol. 318 (2002), 479–490.
    • (2002) J. Mol. Biol. , vol.318 , pp. 479-490
    • Whittingham, J.L.1
  • 9
    • 0031590552 scopus 로고    scopus 로고
    • Adherence to insulin treatment, glycaemic control, and ketoacidosis in insulin-dependent diabetes mellitus
    • [9] Morris, A.D., et al. Adherence to insulin treatment, glycaemic control, and ketoacidosis in insulin-dependent diabetes mellitus. Lancet 350 (1997), 1505–1510.
    • (1997) Lancet , vol.350 , pp. 1505-1510
    • Morris, A.D.1
  • 10
    • 0031945836 scopus 로고    scopus 로고
    • Zinc, insulin and diabetes
    • [10] Chausmer, A.B., Zinc, insulin and diabetes. J. Am. Coll. Nutr. 17 (1998), 109–115.
    • (1998) J. Am. Coll. Nutr. , vol.17 , pp. 109-115
    • Chausmer, A.B.1
  • 11
    • 84940041076 scopus 로고    scopus 로고
    • Inhibition of insulin amyloid fibril formation by cyclodextrins
    • [11] Kitagawa, K., et al. Inhibition of insulin amyloid fibril formation by cyclodextrins. Amyloid 22 (2015), 181–186.
    • (2015) Amyloid , vol.22 , pp. 181-186
    • Kitagawa, K.1
  • 12
    • 84905708160 scopus 로고    scopus 로고
    • Gallic acid, one of the components in many plant tissues, is a potential inhibitor for insulin amyloid fibril formation
    • [12] Jayamani, J., Shanmugam, G., Gallic acid, one of the components in many plant tissues, is a potential inhibitor for insulin amyloid fibril formation. Eur. J. Med. Chem. 85 (2014), 352–358.
    • (2014) Eur. J. Med. Chem. , vol.85 , pp. 352-358
    • Jayamani, J.1    Shanmugam, G.2
  • 13
    • 60449102448 scopus 로고    scopus 로고
    • Vitamin C function in the brain: vital role of the ascorbate transporter SVCT2
    • [13] Harrison, F.E., May, J.M., Vitamin C function in the brain: vital role of the ascorbate transporter SVCT2. Free Radic. Biol. Med. 46 (2009), 719–730.
    • (2009) Free Radic. Biol. Med. , vol.46 , pp. 719-730
    • Harrison, F.E.1    May, J.M.2
  • 14
    • 0035010528 scopus 로고    scopus 로고
    • Vitamin C transport systems of mammalian cells
    • [14] Liang, W.-J., Johnson, D., Jarvis, S.M., Vitamin C transport systems of mammalian cells. Mol. Membr. Biol. 18 (2001), 87–95.
    • (2001) Mol. Membr. Biol. , vol.18 , pp. 87-95
    • Liang, W.-J.1    Johnson, D.2    Jarvis, S.M.3
  • 15
    • 85017527501 scopus 로고    scopus 로고
    • An antioxidant neuroprotectant and extracellular neuromodulator
    • [15] Rebec, G.V., An antioxidant neuroprotectant and extracellular neuromodulator. Metals Oxidative Damage Neurol. Disord., 149, 2013.
    • (2013) Metals Oxidative Damage Neurol. Disord. , vol.149
    • Rebec, G.V.1
  • 16
    • 84929137699 scopus 로고    scopus 로고
    • Antioxidants as potential therapeutics in neurodegeneration
    • in Systems Biology of Free Radicals and Antioxidants 2191-2273 (Springer,).
    • [16] Sharma, S. & Ebadi, M. Antioxidants as potential therapeutics in neurodegeneration. in Systems Biology of Free Radicals and Antioxidants 2191-2273 (Springer, 2014).
    • (2014)
    • Sharma, S.1    Ebadi, M.2
  • 17
    • 0032563234 scopus 로고    scopus 로고
    • Ascorbic acid prevents beta-amyloid-induced intracellular calcium increase and cell death in PC12 cells
    • [17] Yallampalli, S., Micci, M.-A., Taglialatela, G., Ascorbic acid prevents beta-amyloid-induced intracellular calcium increase and cell death in PC12 cells. Neurosci. Lett. 251 (1998), 105–108.
    • (1998) Neurosci. Lett. , vol.251 , pp. 105-108
    • Yallampalli, S.1    Micci, M.-A.2    Taglialatela, G.3
  • 19
    • 84918784359 scopus 로고    scopus 로고
    • The green tea polyphenol (-)- epigallocatechin gallate prevents the aggregation of tau protein into toxic oligomers at substoichiometric ratios. FEBS Lett. 589, 77–83.
    • [19] Wobst, H.J., Sharma, A., Diamond, M.I., Wanker, E.E. & Bieschke, J. The green tea polyphenol (-)- epigallocatechin gallate prevents the aggregation of tau protein into toxic oligomers at substoichiometric ratios. FEBS Lett. 589, 77–83.
    • Wobst, H.J.1    Sharma, A.2    Diamond, M.I.3    Wanker, E.E.4    Bieschke, J.5
  • 20
    • 84870614632 scopus 로고    scopus 로고
    • Negatively charged gold nanoparticles inhibit Alzheimer's amyloidoid beta fibrillization, induce fibril dissociation, and mitigate neurotoxicity
    • [20] Liao, Y.H., Chang, Y.J., Yoshiike, Y., Chang, Y.C., Chen, Y.R., Negatively charged gold nanoparticles inhibit Alzheimer's amyloidoid beta fibrillization, induce fibril dissociation, and mitigate neurotoxicity. Small 8 (2012), 3631–3639.
    • (2012) Small , vol.8 , pp. 3631-3639
    • Liao, Y.H.1    Chang, Y.J.2    Yoshiike, Y.3    Chang, Y.C.4    Chen, Y.R.5
  • 21
    • 84862825057 scopus 로고    scopus 로고
    • Design, synthesis and evaluation of isaindigotone derivatives as dual inhibitors for acetylcholinesterase and amyloid beta aggregation
    • [21] Yan, J.-W., et al. Design, synthesis and evaluation of isaindigotone derivatives as dual inhibitors for acetylcholinesterase and amyloid beta aggregation. Bioorg. Med. Chem. 20 (2012), 2527–2534.
    • (2012) Bioorg. Med. Chem. , vol.20 , pp. 2527-2534
    • Yan, J.-W.1
  • 22
    • 0033788416 scopus 로고    scopus 로고
    • Vitamin E prevents Alzheimer's amyloid ß-Peptide (1-42)-induced neuronal protein oxidation and reactive oxygen species production
    • [22] Yatin, S.M., Varadarajan, S., Butterfield, D.A., Vitamin E prevents Alzheimer's amyloid ß-Peptide (1-42)-induced neuronal protein oxidation and reactive oxygen species production. J. Alzheimer's Dis. 2 (2000), 123–131.
    • (2000) J. Alzheimer's Dis. , vol.2 , pp. 123-131
    • Yatin, S.M.1    Varadarajan, S.2    Butterfield, D.A.3
  • 23
    • 84971268019 scopus 로고    scopus 로고
    • Vitamin k3 inhibits protein aggregation: implication in the treatment of amyloid diseases
    • [23] Alam, P., et al. Vitamin k3 inhibits protein aggregation: implication in the treatment of amyloid diseases. Sci. Rep., 6, 2015.
    • (2015) Sci. Rep. , vol.6
    • Alam, P.1
  • 24
    • 85014811900 scopus 로고    scopus 로고
    • Vitamin B12 offers neuronal cell protection by inhibiting amyloid beta-42 amyloid fibrillation
    • [24] Alam, P., Siddiqi, M.K., Chaturvedi, S.K., Zaman, M., Khan, R.H., Vitamin B12 offers neuronal cell protection by inhibiting amyloid beta-42 amyloid fibrillation. Int. J. Biol. Macromol. 99 (2017), 477–482.
    • (2017) Int. J. Biol. Macromol. , vol.99 , pp. 477-482
    • Alam, P.1    Siddiqi, M.K.2    Chaturvedi, S.K.3    Zaman, M.4    Khan, R.H.5
  • 25
    • 11144222595 scopus 로고    scopus 로고
    • The binding of thioflavin-T to amyloid fibrils: localisation and implications
    • [25] Krebs, M.R.H., Bromley, E.H.C., Donald, A.M., The binding of thioflavin-T to amyloid fibrils: localisation and implications. J. Struct. Biol. 149 (2005), 30–37.
    • (2005) J. Struct. Biol. , vol.149 , pp. 30-37
    • Krebs, M.R.H.1    Bromley, E.H.C.2    Donald, A.M.3
  • 26
    • 34247331902 scopus 로고    scopus 로고
    • Thioflavin T and birefringence assays to determine the conversion of proteins into fibrils
    • [26] Bolder, S.G., Sagis, L.M.C., Venema, P., van der Linden, E., Thioflavin T and birefringence assays to determine the conversion of proteins into fibrils. Langmuir 23 (2007), 4144–4147.
    • (2007) Langmuir , vol.23 , pp. 4144-4147
    • Bolder, S.G.1    Sagis, L.M.C.2    Venema, P.3    van der Linden, E.4
  • 29
    • 84855895850 scopus 로고    scopus 로고
    • Quercetin inhibits amyloid fibrillation of bovine insulin and destabilizes preformed fibrils
    • [29] Wang, J.-B., Wang, Y.-M., Zeng, C.-M., Quercetin inhibits amyloid fibrillation of bovine insulin and destabilizes preformed fibrils. Biochem. Biophy. Res. Commun. 415 (2011), 675–679.
    • (2011) Biochem. Biophy. Res. Commun. , vol.415 , pp. 675-679
    • Wang, J.-B.1    Wang, Y.-M.2    Zeng, C.-M.3
  • 30
    • 84948807964 scopus 로고    scopus 로고
    • Inhibition of insulin fibrillation by osmolytes: mechanistic insights
    • [30] Choudhary, S., Kishore, N., Hosur, R.V., Inhibition of insulin fibrillation by osmolytes: mechanistic insights. Sci. Rep., 5, 2015.
    • (2015) Sci. Rep. , vol.5
    • Choudhary, S.1    Kishore, N.2    Hosur, R.V.3
  • 31
    • 79952971653 scopus 로고    scopus 로고
    • Hydrophobic, aromatic, and electrostatic interactions play a central role in amyloid fibril formation and stability
    • [31] Marshall, K.E., et al. Hydrophobic, aromatic, and electrostatic interactions play a central role in amyloid fibril formation and stability. Biochemistry 50 (2011), 2061–2071.
    • (2011) Biochemistry , vol.50 , pp. 2061-2071
    • Marshall, K.E.1
  • 32
    • 85044548659 scopus 로고    scopus 로고
    • Using ANS to probe ligand induced conformational states of malate dehydrogenase
    • [32] Schwabe, M., Bell, E., Bell, J., Using ANS to probe ligand induced conformational states of malate dehydrogenase. FASEB J., 30, 2016, 600.19.
    • (2016) FASEB J. , vol.30 , pp. 600.19
    • Schwabe, M.1    Bell, E.2    Bell, J.3
  • 33
    • 84925506484 scopus 로고    scopus 로고
    • The surfactant-induced conformational and activity alterations in rhizopus niveus lipase
    • [33] Alam, P., Rabbani, G., Badr, G., Badr, B.M., Khan, R.H., The surfactant-induced conformational and activity alterations in rhizopus niveus lipase. Cell Biochem. Biophy. 71 (2015), 1199–1206.
    • (2015) Cell Biochem. Biophy. , vol.71 , pp. 1199-1206
    • Alam, P.1    Rabbani, G.2    Badr, G.3    Badr, B.M.4    Khan, R.H.5
  • 34
    • 84938152965 scopus 로고    scopus 로고
    • 2-induced cytotoxicity
    • 2-induced cytotoxicity. Eur. J. Med. Chem. 121 (2015), 803–809.
    • (2015) Eur. J. Med. Chem. , vol.121 , pp. 803-809
    • Ranade, D.S.1
  • 35
    • 84927758572 scopus 로고    scopus 로고
    • Biophysical and molecular docking insight into the interaction of cytosine beta-D arabinofuranoside with human serum albumin
    • [35] Alam, P., et al. Biophysical and molecular docking insight into the interaction of cytosine beta-D arabinofuranoside with human serum albumin. J. Luminescence 164 (2015), 123–130.
    • (2015) J. Luminescence , vol.164 , pp. 123-130
    • Alam, P.1
  • 36
    • 84942871083 scopus 로고    scopus 로고
    • Unraveling comparative anti-amyloidogenic behavior of pyrazinamide and d-cycloserine: a mechanistic biophysical insight
    • [36] Chaturvedi, S.K., et al. Unraveling comparative anti-amyloidogenic behavior of pyrazinamide and d-cycloserine: a mechanistic biophysical insight. PloS one 10 (2015), 1–21.
    • (2015) PloS one , vol.10 , pp. 1-21
    • Chaturvedi, S.K.1
  • 37
    • 84957991552 scopus 로고    scopus 로고
    • Inhibition and disintegration of insulin amyloid fibrils: a facile supramolecular strategy with p-sulfonatocalixarenes
    • [37] Shinde, M.N., Barooah, N., Bhasikuttan, A.C., Mohanty, J., Inhibition and disintegration of insulin amyloid fibrils: a facile supramolecular strategy with p-sulfonatocalixarenes. Chem. Commun. 52 (2016), 2992–2995.
    • (2016) Chem. Commun. , vol.52 , pp. 2992-2995
    • Shinde, M.N.1    Barooah, N.2    Bhasikuttan, A.C.3    Mohanty, J.4
  • 38
    • 84958568117 scopus 로고    scopus 로고
    • Interplay of multiple interaction forces: binding of tyrosine kinase inhibitor nintedanib with human serum albumin
    • [38] Alam, P., Abdelhameed, A.S., Rajpoot, R.K., Khan, R.H., Interplay of multiple interaction forces: binding of tyrosine kinase inhibitor nintedanib with human serum albumin. J. Photochem. Photobiol. B Biol. 157 (2016), 70–76.
    • (2016) J. Photochem. Photobiol. B Biol. , vol.157 , pp. 70-76
    • Alam, P.1    Abdelhameed, A.S.2    Rajpoot, R.K.3    Khan, R.H.4
  • 39
    • 84970003941 scopus 로고    scopus 로고
    • Protein misfolding and aggregation: mechanism, factors and detection
    • [39] Chaturvedi, S.K., Siddiqi, M.K., Alam, P., Khan, R.H., Protein misfolding and aggregation: mechanism, factors and detection. Process Biochem. 51 (2016), 1183–1192.
    • (2016) Process Biochem. , vol.51 , pp. 1183-1192
    • Chaturvedi, S.K.1    Siddiqi, M.K.2    Alam, P.3    Khan, R.H.4
  • 40
    • 84952666806 scopus 로고    scopus 로고
    • Controlling in vitro insulin amyloidosis with stable peptide conjugates: a combined experimental and computational study
    • [40] Mishra, N.K., Krishna Deepak, R.N.V., Sankararamakrishnan, R., Verma, S., Controlling in vitro insulin amyloidosis with stable peptide conjugates: a combined experimental and computational study. J. Phys. Chem. B 119 (2016), 15395–15406.
    • (2016) J. Phys. Chem. B , vol.119 , pp. 15395-15406
    • Mishra, N.K.1    Krishna Deepak, R.N.V.2    Sankararamakrishnan, R.3    Verma, S.4
  • 41
    • 84942927804 scopus 로고    scopus 로고
    • Biophysical insight into the anti-amyloidogenic behavior of taurine
    • [41] Chaturvedi, S.K., et al. Biophysical insight into the anti-amyloidogenic behavior of taurine. Int. J. Biol. Macromol. 80 (2015), 375–384.
    • (2015) Int. J. Biol. Macromol. , vol.80 , pp. 375-384
    • Chaturvedi, S.K.1
  • 42
    • 84958603947 scopus 로고    scopus 로고
    • Methods for characterization of protein aggregates
    • [42] Tatkiewicz, W., et al. Methods for characterization of protein aggregates. Insoluble Proteins Methods Protoc. 1258 (2015), 387–401.
    • (2015) Insoluble Proteins Methods Protoc. , vol.1258 , pp. 387-401
    • Tatkiewicz, W.1
  • 44
    • 84936948848 scopus 로고    scopus 로고
    • A zwitterionic polymer as a novel inhibitor of protein aggregation
    • [44] Rajan, R., Matsumura, K., A zwitterionic polymer as a novel inhibitor of protein aggregation. J. Mater. Chem. B 3 (2015), 5683–5689.
    • (2015) J. Mater. Chem. B , vol.3 , pp. 5683-5689
    • Rajan, R.1    Matsumura, K.2
  • 46
    • 77953417539 scopus 로고    scopus 로고
    • Basic mechanisms of neurodegeneration: a critical update
    • [46] Jellinger, K.A., Basic mechanisms of neurodegeneration: a critical update. J. Cell. Mol. Med. 14 (2010), 457–487.
    • (2010) J. Cell. Mol. Med. , vol.14 , pp. 457-487
    • Jellinger, K.A.1
  • 48
    • 33645635277 scopus 로고    scopus 로고
    • Associations of vitamin C status, fruit and vegetable intakes, and markers of inflammation and hemostasis
    • [48] Wannamethee, S.G., Lowe, G.D.O., Rumley, A., Bruckdorfer, K.R., Whincup, P.H., Associations of vitamin C status, fruit and vegetable intakes, and markers of inflammation and hemostasis. Am. J. Clin. Nutr. 83 (2006), 567–574.
    • (2006) Am. J. Clin. Nutr. , vol.83 , pp. 567-574
    • Wannamethee, S.G.1    Lowe, G.D.O.2    Rumley, A.3    Bruckdorfer, K.R.4    Whincup, P.H.5
  • 49
    • 84957551566 scopus 로고    scopus 로고
    • Interaction of new kinase inhibitors cabozantinib and tofacitinib with human serum alpha-1 acid glycoprotein. A comprehensive spectroscopic and molecular Docking approach
    • [49] Ajmal, M.R., Abdelhameed, A.S., Alam, P., Khan, R.H., Interaction of new kinase inhibitors cabozantinib and tofacitinib with human serum alpha-1 acid glycoprotein. A comprehensive spectroscopic and molecular Docking approach. Spectrochimica Acta Part A Mol. Biomol. Spectrosc. 159 (2016), 199–208.
    • (2016) Spectrochimica Acta Part A Mol. Biomol. Spectrosc. , vol.159 , pp. 199-208
    • Ajmal, M.R.1    Abdelhameed, A.S.2    Alam, P.3    Khan, R.H.4
  • 50
    • 84987794576 scopus 로고    scopus 로고
    • Comparative binding study of anti-tuberculosis drug pyrazinamide with serum albumins
    • [50] Chaturvedi, S.K., Siddiqi, M.K., Alam, P., Zaman, M., Khan, R.H., Comparative binding study of anti-tuberculosis drug pyrazinamide with serum albumins. RSC Adv. 6 (2016), 85860–85869.
    • (2016) RSC Adv. , vol.6 , pp. 85860-85869
    • Chaturvedi, S.K.1    Siddiqi, M.K.2    Alam, P.3    Zaman, M.4    Khan, R.H.5
  • 51
    • 84966700844 scopus 로고    scopus 로고
    • Binding of janus kinase inhibitor tofacitinib with human serum albumin: multi-technique approach
    • [51] Abdelhameed, A.S., Alam, P., Khan, R.H., Binding of janus kinase inhibitor tofacitinib with human serum albumin: multi-technique approach. J. Biomol. Struct. Dyn., 1–8, 2016.
    • (2016) J. Biomol. Struct. Dyn. , vol.1-8
    • Abdelhameed, A.S.1    Alam, P.2    Khan, R.H.3
  • 52
    • 84886684941 scopus 로고    scopus 로고
    • A nanobody binding to non-amyloidogenic regions of the protein human lysozyme enhances partial unfolding but inhibits amyloid fibril formation
    • [52] De Genst, E., et al. A nanobody binding to non-amyloidogenic regions of the protein human lysozyme enhances partial unfolding but inhibits amyloid fibril formation. J. Phys. Chem. B 117 (2013), 13245–13258.
    • (2013) J. Phys. Chem. B , vol.117 , pp. 13245-13258
    • De Genst, E.1
  • 53
    • 24644438783 scopus 로고    scopus 로고
    • Ferulic acid destabilizes preformed Beta-amyloid fibrils in vitro
    • [53] Ono, K., Hirohata, M., Yamada, M., Ferulic acid destabilizes preformed Beta-amyloid fibrils in vitro. Biochem. Biophy. Res. Commun. 336 (2005), 444–449.
    • (2005) Biochem. Biophy. Res. Commun. , vol.336 , pp. 444-449
    • Ono, K.1    Hirohata, M.2    Yamada, M.3
  • 54
    • 1642549173 scopus 로고
    • Molecular volumes and the Stokes-Einstein equation
    • [54] Edward, J.T., Molecular volumes and the Stokes-Einstein equation. J. Chem. Educ., 47, 1970, 261.
    • (1970) J. Chem. Educ. , vol.47 , pp. 261
    • Edward, J.T.1
  • 55
    • 25144489633 scopus 로고    scopus 로고
    • Mechanism of thioflavin T binding to amyloid fibrils
    • [55] Khurana, R., et al. Mechanism of thioflavin T binding to amyloid fibrils. J. Struct. Biol. 151 (2005), 229–238.
    • (2005) J. Struct. Biol. , vol.151 , pp. 229-238
    • Khurana, R.1


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