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Volumn 50, Issue 5, 2011, Pages 624-632

Cadmium induction of reactive oxygen species activates the mTOR pathway, leading to neuronal cell death

Author keywords

AMP activated kinase; Apoptosis; Cadmium; Free radicals; Mammalian target of rapamycin; Phosphatase and tensin homologue deleted on chromosome 10; Reactive oxygen species

Indexed keywords

ACETYLCYSTEINE; AMINOIMIDAZOLE CARBOXAMIDE RIBONUCLEOTIDE; CADMIUM CHLORIDE; HYDROXYMETHYLGLUTARYL COENZYME A REDUCTASE KINASE ACTIVATOR; INITIATION FACTOR 4E BINDING PROTEIN 1; MAMMALIAN TARGET OF RAPAMYCIN; PHOSPHATIDYLINOSITOL 3,4,5 TRISPHOSPHATE 3 PHOSPHATASE; PROTEIN KINASE B; PROTEIN P22; PROTEIN P40; PROTEIN P47; PROTEIN P67; RAC1 PROTEIN; REACTIVE OXYGEN METABOLITE; REDUCED NICOTINAMIDE ADENINE DINUCLEOTIDE PHOSPHATE OXIDASE 2; S6 KINASE; SOMATOMEDIN C RECEPTOR; UNCLASSIFIED DRUG; WORTMANNIN;

EID: 79551488995     PISSN: 08915849     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.freeradbiomed.2010.12.032     Document Type: Article
Times cited : (219)

References (50)
  • 1
    • 33644851854 scopus 로고    scopus 로고
    • Cadmium induces reactive oxygen species generation and lipid peroxidation in cortical neurons in culture
    • E. Lopez, C. Arce, M.J. Oset-Gasque, S. Canadas, and M.P. Gonzalez Cadmium induces reactive oxygen species generation and lipid peroxidation in cortical neurons in culture Free Radic. Biol. Med. 40 2006 940 951
    • (2006) Free Radic. Biol. Med. , vol.40 , pp. 940-951
    • Lopez, E.1    Arce, C.2    Oset-Gasque, M.J.3    Canadas, S.4    Gonzalez, M.P.5
  • 3
    • 0017657340 scopus 로고
    • Hair element content in learning disabled children
    • R. Pihl, and M. Parkes Hair element content in learning disabled children Science 198 1977 204 206
    • (1977) Science , vol.198 , pp. 204-206
    • Pihl, R.1    Parkes, M.2
  • 4
    • 12844251358 scopus 로고    scopus 로고
    • Identification of ASK1, MKK4, JNK, c-Jun, and caspase-3 as a signaling cascade involved in cadmium-induced neuronal cell apoptosis
    • S. Kim, C. Moon, S. Eun, P. Ryu, and S. Jo Identification of ASK1, MKK4, JNK, c-Jun, and caspase-3 as a signaling cascade involved in cadmium-induced neuronal cell apoptosis Biochem. Biophys. Res. Commun. 328 2005 326 334
    • (2005) Biochem. Biophys. Res. Commun. , vol.328 , pp. 326-334
    • Kim, S.1    Moon, C.2    Eun, S.3    Ryu, P.4    Jo, S.5
  • 6
    • 0034954474 scopus 로고    scopus 로고
    • Gradual micronutrient accumulation and depletion in Alzheimers disease
    • S. Johnson Gradual micronutrient accumulation and depletion in Alzheimers disease Med. Hypotheses 56 2001 595 597
    • (2001) Med. Hypotheses , vol.56 , pp. 595-597
    • Johnson, S.1
  • 7
    • 3042811126 scopus 로고    scopus 로고
    • A single amino acid substitution in a proteasome subunit triggers aggregation of ubiquitinated proteins in stressed neuronal cells
    • Z. Li, L. Arnaud, P. Rockwell, and M.E. Figueiredo-Pereira A single amino acid substitution in a proteasome subunit triggers aggregation of ubiquitinated proteins in stressed neuronal cells J. Neurochem. 90 2004 19 28
    • (2004) J. Neurochem. , vol.90 , pp. 19-28
    • Li, Z.1    Arnaud, L.2    Rockwell, P.3    Figueiredo-Pereira, M.E.4
  • 8
    • 33745849702 scopus 로고    scopus 로고
    • Cadmium blocks receptor-mediated Jak/STAT signaling in neurons by oxidative stress
    • R.K. Monroe, and S.W. Halvorsen Cadmium blocks receptor-mediated Jak/STAT signaling in neurons by oxidative stress Free Radic. Biol. Med. 41 2006 493 502
    • (2006) Free Radic. Biol. Med. , vol.41 , pp. 493-502
    • Monroe, R.K.1    Halvorsen, S.W.2
  • 10
    • 0037086888 scopus 로고    scopus 로고
    • Determination of cadmium and zinc in Alzheimers brain tissue using inductively coupled plasma mass spectrometry
    • A.E. Panayi, N.M. Spyrou, B.S. Iversen, M.A. White, and P. Part Determination of cadmium and zinc in Alzheimers brain tissue using inductively coupled plasma mass spectrometry J. Neurol. Sci. 195 2002 1 10
    • (2002) J. Neurol. Sci. , vol.195 , pp. 1-10
    • Panayi, A.E.1    Spyrou, N.M.2    Iversen, B.S.3    White, M.A.4    Part, P.5
  • 11
    • 0032557581 scopus 로고    scopus 로고
    • Disruption of the intracellular sulfhydryl homeostasis by cadmium-induced oxidative stress leads to protein thiolation and ubiquitination in neuronal cells
    • M.E. Figueiredo-Pereira, S. Yakushin, and G. Cohen Disruption of the intracellular sulfhydryl homeostasis by cadmium-induced oxidative stress leads to protein thiolation and ubiquitination in neuronal cells J. Biol. Chem. 273 1998 12703 12709
    • (1998) J. Biol. Chem. , vol.273 , pp. 12703-12709
    • Figueiredo-Pereira, M.E.1    Yakushin, S.2    Cohen, G.3
  • 12
    • 0026795635 scopus 로고
    • Protein oxidation and aging
    • E. Stadtman Protein oxidation and aging Science 257 1992 1220 1224
    • (1992) Science , vol.257 , pp. 1220-1224
    • Stadtman, E.1
  • 13
    • 0028798434 scopus 로고
    • Oxidative mechanisms in the toxicity of metal ions
    • S.J. Stohs, and D. Bagchi Oxidative mechanisms in the toxicity of metal ions Free Radic. Biol. Med. 18 1995 321 336
    • (1995) Free Radic. Biol. Med. , vol.18 , pp. 321-336
    • Stohs, S.J.1    Bagchi, D.2
  • 14
    • 0036312008 scopus 로고    scopus 로고
    • 2+ currents: Involvement of ROS and NF-kappaB
    • 2+ currents: involvement of ROS and NF-kappaB J. Neurochem. 81 2002 1043 1051
    • (2002) J. Neurochem. , vol.81 , pp. 1043-1051
    • Green, K.N.1    Peers, C.2
  • 15
    • 51349166119 scopus 로고    scopus 로고
    • Cadmium activates the mitogen-activated protein kinase (MAPK) pathway via induction of reactive oxygen species and inhibition of protein phosphatases 2A and 5
    • L. Chen, L. Liu, and S. Huang Cadmium activates the mitogen-activated protein kinase (MAPK) pathway via induction of reactive oxygen species and inhibition of protein phosphatases 2A and 5 Free Radic. Biol. Med. 45 2008 1035 1044
    • (2008) Free Radic. Biol. Med. , vol.45 , pp. 1035-1044
    • Chen, L.1    Liu, L.2    Huang, S.3
  • 16
    • 0346996446 scopus 로고    scopus 로고
    • Redox regulates COX-2 upregulation and cell death in the neuronal response to cadmium
    • P. Rockwell, J. Martinez, L. Papa, and E. Gomes Redox regulates COX-2 upregulation and cell death in the neuronal response to cadmium Cell. Signal. 16 2004 343 353
    • (2004) Cell. Signal. , vol.16 , pp. 343-353
    • Rockwell, P.1    Martinez, J.2    Papa, L.3    Gomes, E.4
  • 17
    • 33846794822 scopus 로고    scopus 로고
    • The NOX family of ROS-generating NADPH oxidases: Physiology and pathophysiology
    • K. Bedard, and K.H. Krause The NOX family of ROS-generating NADPH oxidases: physiology and pathophysiology Physiol. Rev. 87 2007 245 313
    • (2007) Physiol. Rev. , vol.87 , pp. 245-313
    • Bedard, K.1    Krause, K.H.2
  • 18
    • 34347257042 scopus 로고    scopus 로고
    • Nox enzymes, ROS, and chronic disease: An example of antagonistic pleiotropy
    • J.D. Lambeth Nox enzymes, ROS, and chronic disease: an example of antagonistic pleiotropy Free Radic. Biol. Med. 43 2007 332 347
    • (2007) Free Radic. Biol. Med. , vol.43 , pp. 332-347
    • Lambeth, J.D.1
  • 19
    • 63749105226 scopus 로고    scopus 로고
    • MTOR and the control of whole body metabolism
    • P. Polak, and M.N. Hall mTOR and the control of whole body metabolism Curr. Opin. Cell Biol. 21 2009 209 218
    • (2009) Curr. Opin. Cell Biol. , vol.21 , pp. 209-218
    • Polak, P.1    Hall, M.N.2
  • 20
    • 0041802820 scopus 로고    scopus 로고
    • Targeting mTOR signaling for cancer therapy
    • S. Huang, and P.J. Houghton Targeting mTOR signaling for cancer therapy Curr. Opin. Pharmacol. 3 2003 371 377
    • (2003) Curr. Opin. Pharmacol. , vol.3 , pp. 371-377
    • Huang, S.1    Houghton, P.J.2
  • 22
    • 0036713778 scopus 로고    scopus 로고
    • TSC2 is phosphorylated and inhibited by Akt and suppresses mTOR signalling
    • K. Inoki, Y. Li, T. Zhu, J. Wu, and K.L. Guan TSC2 is phosphorylated and inhibited by Akt and suppresses mTOR signalling Nat. Cell Biol. 4 2002 648 657
    • (2002) Nat. Cell Biol. , vol.4 , pp. 648-657
    • Inoki, K.1    Li, Y.2    Zhu, T.3    Wu, J.4    Guan, K.L.5
  • 23
    • 0037108750 scopus 로고    scopus 로고
    • Tuberous sclerosis complex-1 and -2 gene products function together to inhibit mammalian target of rapamycin (mTOR)-mediated downstream signaling
    • A.R. Tee, D.C. Fingar, B.D. Manning, D.J. Kwiatkowski, L.C. Cantley, and J. Blenis Tuberous sclerosis complex-1 and -2 gene products function together to inhibit mammalian target of rapamycin (mTOR)-mediated downstream signaling Proc. Natl Acad. Sci. USA 99 2002 13571 13576
    • (2002) Proc. Natl Acad. Sci. USA , vol.99 , pp. 13571-13576
    • Tee, A.R.1    Fingar, D.C.2    Manning, B.D.3    Kwiatkowski, D.J.4    Cantley, L.C.5    Blenis, J.6
  • 25
    • 0038141979 scopus 로고    scopus 로고
    • Rheb is a direct target of the tuberous sclerosis tumour suppressor proteins
    • Y. Zhang, X. Gao, L.J. Saucedo, B. Ru, B.A. Edgar, and D. Pan Rheb is a direct target of the tuberous sclerosis tumour suppressor proteins Nat. Cell Biol. 5 2003 578 581
    • (2003) Nat. Cell Biol. , vol.5 , pp. 578-581
    • Zhang, Y.1    Gao, X.2    Saucedo, L.J.3    Ru, B.4    Edgar, B.A.5    Pan, D.6
  • 27
    • 0043127125 scopus 로고    scopus 로고
    • Rheb GTPase is a direct target of TSC2 GAP activity and regulates mTOR signaling
    • K. Inoki, Y. Li, T. Xu, and K.L. Guan Rheb GTPase is a direct target of TSC2 GAP activity and regulates mTOR signaling Genes Dev. 17 2003 1829 1834
    • (2003) Genes Dev. , vol.17 , pp. 1829-1834
    • Inoki, K.1    Li, Y.2    Xu, T.3    Guan, K.L.4
  • 28
    • 0042701991 scopus 로고    scopus 로고
    • Tuberous sclerosis complex gene products, tuberin and hamartin, control mTOR signaling by acting as a GTPase-activating protein complex toward Rheb
    • A.R. Tee, B.D. Manning, P.P. Roux, L.C. Cantley, and J. Blenis Tuberous sclerosis complex gene products, tuberin and hamartin, control mTOR signaling by acting as a GTPase-activating protein complex toward Rheb Curr. Biol. 13 2003 1259 1268
    • (2003) Curr. Biol. , vol.13 , pp. 1259-1268
    • Tee, A.R.1    Manning, B.D.2    Roux, P.P.3    Cantley, L.C.4    Blenis, J.5
  • 29
    • 36049043184 scopus 로고    scopus 로고
    • Rheb activates mTOR by antagonizing its endogenous inhibitor, FKBP38
    • X. Bai, D. Ma, A. Liu, X. Shen, Q.J. Wang, Y. Liu, and Y. Jiang Rheb activates mTOR by antagonizing its endogenous inhibitor, FKBP38 Science 318 2007 977 980
    • (2007) Science , vol.318 , pp. 977-980
    • Bai, X.1    Ma, D.2    Liu, A.3    Shen, X.4    Wang, Q.J.5    Liu, Y.6    Jiang, Y.7
  • 30
    • 57649165557 scopus 로고    scopus 로고
    • Re-evaluating the roles of proposed modulators of mammalian target of rapamycin complex 1 (mTORC1) signaling
    • X. Wang, B.D. Fonseca, H. Tang, R. Liu, A. Elia, M.J. Clemens, U.A. Bommer, and C.G. Proud Re-evaluating the roles of proposed modulators of mammalian target of rapamycin complex 1 (mTORC1) signaling J. Biol. Chem. 283 2008 30482 30492
    • (2008) J. Biol. Chem. , vol.283 , pp. 30482-30492
    • Wang, X.1    Fonseca, B.D.2    Tang, H.3    Liu, R.4    Elia, A.5    Clemens, M.J.6    Bommer, U.A.7    Proud, C.G.8
  • 31
    • 3042818799 scopus 로고    scopus 로고
    • Regulation of the TSC pathway by LKB1: Evidence of a molecular link between tuberous sclerosis complex and Peutz-Jeghers syndrome
    • M.N. Corradetti, K. Inoki, N. Bardeesy, R.A. DePinho, and K.L. Guan Regulation of the TSC pathway by LKB1: evidence of a molecular link between tuberous sclerosis complex and Peutz-Jeghers syndrome Genes Dev. 18 2004 1533 1538
    • (2004) Genes Dev. , vol.18 , pp. 1533-1538
    • Corradetti, M.N.1    Inoki, K.2    Bardeesy, N.3    Depinho, R.A.4    Guan, K.L.5
  • 32
    • 33746359671 scopus 로고    scopus 로고
    • Acquired tolerance in cadmium-adapted lung epithelial cells: Roles of the c-Jun N-terminal kinase signaling pathway and basal level of metallothionein
    • A. Lau, J. Zhang, and J. Chiu Acquired tolerance in cadmium-adapted lung epithelial cells: roles of the c-Jun N-terminal kinase signaling pathway and basal level of metallothionein Toxicol. Appl. Pharmacol. 215 2006 1 8
    • (2006) Toxicol. Appl. Pharmacol. , vol.215 , pp. 1-8
    • Lau, A.1    Zhang, J.2    Chiu, J.3
  • 33
    • 0037349147 scopus 로고    scopus 로고
    • Apoptosis and necrosis: Two distinct events induced by cadmium in cortical neurons in culture
    • E. Lopez, S. Figueroa, and M. Oset-Gasque M.P., G. Apoptosis and necrosis: two distinct events induced by cadmium in cortical neurons in culture Br. J. Pharmacol. 138 2003 901 911
    • (2003) Br. J. Pharmacol. , vol.138 , pp. 901-911
    • Lopez, E.1    Figueroa, S.2    Oset-Gasque, M.3    G, M.P.4
  • 34
    • 41149128223 scopus 로고    scopus 로고
    • MAPK and mTOR pathways are involved in cadmium-induced neuronal apoptosis
    • L. Chen, L. Liu, Y. Luo, and S. Huang MAPK and mTOR pathways are involved in cadmium-induced neuronal apoptosis J. Neurochem. 105 2008 251 261
    • (2008) J. Neurochem. , vol.105 , pp. 251-261
    • Chen, L.1    Liu, L.2    Luo, Y.3    Huang, S.4
  • 35
    • 36348946298 scopus 로고    scopus 로고
    • VEGF induces Tie2 shedding via a phosphoinositide 3-kinase/Akt dependent pathway to modulate Tie2 signaling
    • C.M. Findley, M.J. Cudmore, A. Ahmed, and C.D. Kontos VEGF induces Tie2 shedding via a phosphoinositide 3-kinase/Akt dependent pathway to modulate Tie2 signaling Arterioscler. Thromb. Vasc. Biol. 27 2007 2619 2626
    • (2007) Arterioscler. Thromb. Vasc. Biol. , vol.27 , pp. 2619-2626
    • Findley, C.M.1    Cudmore, M.J.2    Ahmed, A.3    Kontos, C.D.4
  • 36
    • 50649123206 scopus 로고    scopus 로고
    • Rapamycin inhibits F-actin reorganization and phosphorylation of focal adhesion proteins
    • L. Liu, L. Chen, J. Chung, and S. Huang Rapamycin inhibits F-actin reorganization and phosphorylation of focal adhesion proteins Oncogene 27 2008 4998 5010
    • (2008) Oncogene , vol.27 , pp. 4998-5010
    • Liu, L.1    Chen, L.2    Chung, J.3    Huang, S.4
  • 37
    • 0032577699 scopus 로고    scopus 로고
    • The tumor suppressor, PTEN/MMAC1, dephosphorylates the lipid second messenger, phosphatidylinositol 3, 4, 5-trisphosphate
    • T. Maehama, and J.E. Dixon The tumor suppressor, PTEN/MMAC1, dephosphorylates the lipid second messenger, phosphatidylinositol 3, 4, 5-trisphosphate J. Biol. Chem. 273 1998 13375 13378
    • (1998) J. Biol. Chem. , vol.273 , pp. 13375-13378
    • Maehama, T.1    Dixon, J.E.2
  • 38
    • 33344476774 scopus 로고    scopus 로고
    • PTEN: A crucial mediator of mitochondria-dependent apoptosis
    • Y. Zhu, P. Hoell, B. Ahlemeyer, and J. Krieglstein PTEN: a crucial mediator of mitochondria-dependent apoptosis Apoptosis 11 2006 197 207
    • (2006) Apoptosis , vol.11 , pp. 197-207
    • Zhu, Y.1    Hoell, P.2    Ahlemeyer, B.3    Krieglstein, J.4
  • 39
    • 33846626477 scopus 로고    scopus 로고
    • Implication of PTEN in production of reactive oxygen species and neuronal death in in vitro models of stroke and Parkinsons disease
    • Y. Zhu, P. Hoell, B. Ahlemeyer, U. Sure, H. Bertalanffy, and J. Krieglstein Implication of PTEN in production of reactive oxygen species and neuronal death in in vitro models of stroke and Parkinsons disease Neurochem. Int. 50 2007 507 516
    • (2007) Neurochem. Int. , vol.50 , pp. 507-516
    • Zhu, Y.1    Hoell, P.2    Ahlemeyer, B.3    Sure, U.4    Bertalanffy, H.5    Krieglstein, J.6
  • 40
    • 28244469041 scopus 로고    scopus 로고
    • Redox regulation of the nutrient-sensitive raptor-mTOR pathway and complex
    • D.D. Sarbassov, and D.M. Sabatini Redox regulation of the nutrient-sensitive raptor-mTOR pathway and complex J. Biol. Chem. 280 2005 39505 39509
    • (2005) J. Biol. Chem. , vol.280 , pp. 39505-39509
    • Sarbassov, D.D.1    Sabatini, D.M.2
  • 42
    • 77951834544 scopus 로고    scopus 로고
    • Hydrogen peroxide inhibits mTOR signaling by activation of AMPKalpha leading to apoptosis of neuronal cells
    • L. Chen, B. Xu, L. Liu, Y. Luo, J. Yin, H. Zhou, W. Chen, T. Shen, X. Han, and S. Huang Hydrogen peroxide inhibits mTOR signaling by activation of AMPKalpha leading to apoptosis of neuronal cells Lab. Invest. 90 2010 762 773
    • (2010) Lab. Invest. , vol.90 , pp. 762-773
    • Chen, L.1    Xu, B.2    Liu, L.3    Luo, Y.4    Yin, J.5    Zhou, H.6    Chen, W.7    Shen, T.8    Han, X.9    Huang, S.10
  • 43
    • 60749137151 scopus 로고    scopus 로고
    • NADPH oxidase-dependent signaling in endothelial cells: Role in physiology and pathophysiology
    • R.S. Frey, M. Ushio-Fukai, and A. Malik NADPH oxidase-dependent signaling in endothelial cells: role in physiology and pathophysiology Antioxid. Redox Signaling 11 2009 791 810
    • (2009) Antioxid. Redox Signaling , vol.11 , pp. 791-810
    • Frey, R.S.1    Ushio-Fukai, M.2    Malik, A.3
  • 44
    • 74549189453 scopus 로고    scopus 로고
    • Involvement of mTOR in globular adiponectin-induced generation of reactive oxygen species
    • A. Fujimoto, S. Akifusa, N. Kamio, T. Hirofuji, K. Nonaka, and Y. Yamashita Involvement of mTOR in globular adiponectin-induced generation of reactive oxygen species Free Radic. Res. 44 2010 128 134
    • (2010) Free Radic. Res. , vol.44 , pp. 128-134
    • Fujimoto, A.1    Akifusa, S.2    Kamio, N.3    Hirofuji, T.4    Nonaka, K.5    Yamashita, Y.6
  • 45
    • 67650071137 scopus 로고    scopus 로고
    • Targeting cancer cells by ROS-mediated mechanisms: A radical therapeutic approach?
    • D. Trachootham, J. Alexandre, and P. Huang Targeting cancer cells by ROS-mediated mechanisms: a radical therapeutic approach? Nat. Rev. Drug Discovery 8 2009 579 591
    • (2009) Nat. Rev. Drug Discovery , vol.8 , pp. 579-591
    • Trachootham, D.1    Alexandre, J.2    Huang, P.3
  • 47
    • 77951240772 scopus 로고    scopus 로고
    • Functional interaction of phosphatase and tensin homologue (PTEN) with the E3 ligase NEDD4-1 during neuronal response to zinc
    • Y.D. Kwak, B. Wang, W. Pan, H. Xu, X. Jiang, and F.F. Liao Functional interaction of phosphatase and tensin homologue (PTEN) with the E3 ligase NEDD4-1 during neuronal response to zinc J. Biol. Chem. 285 2010 9847 9857
    • (2010) J. Biol. Chem. , vol.285 , pp. 9847-9857
    • Kwak, Y.D.1    Wang, B.2    Pan, W.3    Xu, H.4    Jiang, X.5    Liao, F.F.6
  • 48
    • 75349099919 scopus 로고    scopus 로고
    • Development of protein kinase activators: AMPK as a target in metabolic disorders and cancer
    • S. Fogarty, and D.G. Hardie Development of protein kinase activators: AMPK as a target in metabolic disorders and cancer Biochim. Biophys. Acta 1804 2010 581 591
    • (2010) Biochim. Biophys. Acta , vol.1804 , pp. 581-591
    • Fogarty, S.1    Hardie, D.G.2
  • 49
    • 0034803430 scopus 로고    scopus 로고
    • AMP-activated protein kinase is highly expressed in neurons in the developing rat brain and promotes neuronal survival following glucose deprivation
    • C. Culmsee, J. Monnig, B.E. Kemp, and M.P. Mattson AMP-activated protein kinase is highly expressed in neurons in the developing rat brain and promotes neuronal survival following glucose deprivation J. Mol. Neurosci. 17 2001 45 58
    • (2001) J. Mol. Neurosci. , vol.17 , pp. 45-58
    • Culmsee, C.1    Monnig, J.2    Kemp, B.E.3    Mattson, M.P.4
  • 50
    • 34249846128 scopus 로고    scopus 로고
    • Resveratrol stimulates AMP kinase activity in neurons
    • B. Dasgupta, and J. Milbrandt Resveratrol stimulates AMP kinase activity in neurons Proc. Natl Acad. Sci. USA 104 2007 7217 7222
    • (2007) Proc. Natl Acad. Sci. USA , vol.104 , pp. 7217-7222
    • Dasgupta, B.1    Milbrandt, J.2


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