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Volumn 8, Issue 3, 2013, Pages

Cellular Effects of Curcumin on Plasmodium falciparum Include Disruption of Microtubules

Author keywords

[No Author keywords available]

Indexed keywords

ALPHA TUBULIN; BETA TUBULIN; COLCHICINE; CURCUMIN; PACLITAXEL; REACTIVE OXYGEN METABOLITE; VINBLASTINE;

EID: 84874720817     PISSN: None     EISSN: 19326203     Source Type: Journal    
DOI: 10.1371/journal.pone.0057302     Document Type: Article
Times cited : (58)

References (60)
  • 1
    • 33846624650 scopus 로고    scopus 로고
    • Cytotoxic effect of curcumin on malaria parasite Plasmodium falciparum: inhibition of histone acetylation and generation of reactive oxygen species
    • Cui L, Miao J, (2007) Cytotoxic effect of curcumin on malaria parasite Plasmodium falciparum: inhibition of histone acetylation and generation of reactive oxygen species. Antimicrob Agents Chemother 51: 488-494.
    • (2007) Antimicrob Agents Chemother , vol.51 , pp. 488-494
    • Cui, L.1    Miao, J.2
  • 4
    • 79952746854 scopus 로고    scopus 로고
    • The plant-based immunomodulator curcumin as a potential candidate for the development of an adjunctive therapy for cerebral malaria
    • Mimche PN, Taramelli D, Vivas L, (2011) The plant-based immunomodulator curcumin as a potential candidate for the development of an adjunctive therapy for cerebral malaria. Malaria Journal 10 Suppl 1: S10.
    • (2011) Malaria Journal , vol.10 , Issue.SUPPL. 1
    • Mimche, P.N.1    Taramelli, D.2    Vivas, L.3
  • 5
    • 64249157259 scopus 로고    scopus 로고
    • Interactions of curcumin with the PfATP6 model and the implications for its antimalarial mechanism
    • Ji HF, Shen L, (2009) Interactions of curcumin with the PfATP6 model and the implications for its antimalarial mechanism. Bioorg Med Chem Lett 19: 2453-2455.
    • (2009) Bioorg Med Chem Lett , vol.19 , pp. 2453-2455
    • Ji, H.F.1    Shen, L.2
  • 6
    • 77950267914 scopus 로고    scopus 로고
    • Distinct subcellular localization in the cytosol and apicoplast, unexpected dimerization and inhibition of Plasmodium falciparum glyoxalases
    • Urscher M, Przyborski JM, Imoto M, Deponte M, (2010) Distinct subcellular localization in the cytosol and apicoplast, unexpected dimerization and inhibition of Plasmodium falciparum glyoxalases. Molecular Microbiology 76: 92-103.
    • (2010) Molecular Microbiology , vol.76 , pp. 92-103
    • Urscher, M.1    Przyborski, J.M.2    Imoto, M.3    Deponte, M.4
  • 7
    • 34548058841 scopus 로고    scopus 로고
    • Curcumin, demethoxycurcumin, bisdemethoxycurcumin, tetrahydrocurcumin and turmerones differentially regulate anti-inflammatory and anti-proliferative responses through a ROS-independent mechanism
    • Sandur SK, Pandey MK, Sung B, Ahn KS, Murakami A, et al. (2007) Curcumin, demethoxycurcumin, bisdemethoxycurcumin, tetrahydrocurcumin and turmerones differentially regulate anti-inflammatory and anti-proliferative responses through a ROS-independent mechanism. Carcinogenesis 28: 1765-1773.
    • (2007) Carcinogenesis , vol.28 , pp. 1765-1773
    • Sandur, S.K.1    Pandey, M.K.2    Sung, B.3    Ahn, K.S.4    Murakami, A.5
  • 8
    • 77957191467 scopus 로고    scopus 로고
    • Curcumin and its analogues: Potential anticancer agents
    • Agrawal DK, Mishra PK, (2010) Curcumin and its analogues: Potential anticancer agents. Med Res Rev 30 (5) (): 818-860.
    • (2010) Med Res Rev , vol.30 , Issue.5 , pp. 818-860
    • Agrawal, D.K.1    Mishra, P.K.2
  • 10
    • 0034655773 scopus 로고    scopus 로고
    • Curcumin, an antioxidant and anti-inflammatory agent, induces heme oxygenase-1 and protects endothelial cells against oxidative stress
    • Motterlini R, Foresti R, Bassi R, Green CJ, (2000) Curcumin, an antioxidant and anti-inflammatory agent, induces heme oxygenase-1 and protects endothelial cells against oxidative stress. Free Radical Biology and Medicine 28: 1303-1312.
    • (2000) Free Radical Biology and Medicine , vol.28 , pp. 1303-1312
    • Motterlini, R.1    Foresti, R.2    Bassi, R.3    Green, C.J.4
  • 12
    • 0027999652 scopus 로고
    • Effect of curcumin on 12-O-tetradecanoylphorbol-13-acetate- and ultraviolet B light-induced expression of c-Jun and c-Fos in JB6 cells and in mouse epidermis
    • Lu Y-P, Chang RL, Lou Y-R, Huang M-T, Newmark HL, et al. (1994) Effect of curcumin on 12-O-tetradecanoylphorbol-13-acetate- and ultraviolet B light-induced expression of c-Jun and c-Fos in JB6 cells and in mouse epidermis. Carcinogenesis 15: 2363-2370.
    • (1994) Carcinogenesis , vol.15 , pp. 2363-2370
    • Lu, Y.-P.1    Chang, R.L.2    Lou, Y.-R.3    Huang, M.-T.4    Newmark, H.L.5
  • 13
    • 0028867742 scopus 로고
    • Activation of transcription factor NF-κB is suppressed by curcumin (diferulolylmethane)
    • Singh S, Aggarwal BB, (1995) Activation of transcription factor NF-κB is suppressed by curcumin (diferulolylmethane). Journal of Biological Chemistry 270: 24995-25000.
    • (1995) Journal of Biological Chemistry , vol.270 , pp. 24995-25000
    • Singh, S.1    Aggarwal, B.B.2
  • 14
    • 0033568674 scopus 로고    scopus 로고
    • Curcumin Blocks Cytokine-Mediated NF-{kappa}B Activation and Proinflammatory Gene Expression by Inhibiting Inhibitory Factor I-{kappa}B Kinase Activity
    • Jobin C, Bradham CA, Russo MP, Juma B, Narula AS, et al. (1999) Curcumin Blocks Cytokine-Mediated NF-{kappa}B Activation and Proinflammatory Gene Expression by Inhibiting Inhibitory Factor I-{kappa}B Kinase Activity. J Immunol 163: 3474-3483.
    • (1999) J Immunol , vol.163 , pp. 3474-3483
    • Jobin, C.1    Bradham, C.A.2    Russo, M.P.3    Juma, B.4    Narula, A.S.5
  • 15
    • 0034615942 scopus 로고    scopus 로고
    • Curcuminoids inhibit the angiogenic response stimulated by fibroblast growth factor-2, including expression of matrix metalloproteinase gelatinase B
    • Mohan R, Sivak J, Ashton P, Russo LA, Pham BQ, et al. (2000) Curcuminoids inhibit the angiogenic response stimulated by fibroblast growth factor-2, including expression of matrix metalloproteinase gelatinase B. Journal of Biological Chemistry 275: 10405-10412.
    • (2000) Journal of Biological Chemistry , vol.275 , pp. 10405-10412
    • Mohan, R.1    Sivak, J.2    Ashton, P.3    Russo, L.A.4    Pham, B.Q.5
  • 16
    • 0035976049 scopus 로고    scopus 로고
    • Specific inhibition of cyclooxygenase-2 (COX-2) expression by dietary curcumin in HT-29 human colon cancer cells
    • Goel A, Boland CR, Chauhan DP, (2001) Specific inhibition of cyclooxygenase-2 (COX-2) expression by dietary curcumin in HT-29 human colon cancer cells. Cancer Letters 172: 111-118.
    • (2001) Cancer Letters , vol.172 , pp. 111-118
    • Goel, A.1    Boland, C.R.2    Chauhan, D.P.3
  • 17
    • 0029081718 scopus 로고
    • Inhibition of ligand-induced activation of epidermal growth factor receptor tyrosine phosphorylation by curcumin
    • Korutla L, Cheung JY, Medelsohn J, Kumar R, (1995) Inhibition of ligand-induced activation of epidermal growth factor receptor tyrosine phosphorylation by curcumin. Carcinogenesis 16: 1741-1745.
    • (1995) Carcinogenesis , vol.16 , pp. 1741-1745
    • Korutla, L.1    Cheung, J.Y.2    Medelsohn, J.3    Kumar, R.4
  • 18
    • 33749533244 scopus 로고    scopus 로고
    • Inhibitory effect of curcumin on nitric oxide production from lipopolysaccharide-activated primary microglia
    • Jung KK, Lee HS, Cho JY, Shin WC, Rhee MH, et al. (2006) Inhibitory effect of curcumin on nitric oxide production from lipopolysaccharide-activated primary microglia. Life Sciences 79: 2022-2031.
    • (2006) Life Sciences , vol.79 , pp. 2022-2031
    • Jung, K.K.1    Lee, H.S.2    Cho, J.Y.3    Shin, W.C.4    Rhee, M.H.5
  • 19
    • 2942520998 scopus 로고    scopus 로고
    • Time- and dose-dependent effects of curcumin on gene expression in human colon cancer cells
    • Van Erk M, Teuling E, Staal Y, Huybers S, Van Bladeren P, et al. (2004) Time- and dose-dependent effects of curcumin on gene expression in human colon cancer cells. J Carcinog 3 (1) (): 8.
    • (2004) J Carcinog , vol.3 , Issue.1 , pp. 8
    • Van Erk, M.1    Teuling, E.2    Staal, Y.3    Huybers, S.4    Van Bladeren, P.5
  • 20
    • 0037182806 scopus 로고    scopus 로고
    • Curcumin disrupts mitotic spindle structure and induces micronucleation in MCF-7 breast cancer cells
    • Holy JM, (2002) Curcumin disrupts mitotic spindle structure and induces micronucleation in MCF-7 breast cancer cells. Mutation Research/Genetic Toxicology and Environmental Mutagenesis 518: 71-84.
    • (2002) Mutation Research/Genetic Toxicology and Environmental Mutagenesis , vol.518 , pp. 71-84
    • Holy, J.M.1
  • 21
    • 33751086148 scopus 로고    scopus 로고
    • Dietary antioxidant curcumin inhibits microtubule assembly through tubulin binding
    • Gupta KK, Bharne SS, Rathinasamy K, Naik NR, Panda D, (2006) Dietary antioxidant curcumin inhibits microtubule assembly through tubulin binding. The FEBS journal 273: 5320-5332.
    • (2006) The FEBS Journal , vol.273 , pp. 5320-5332
    • Gupta, K.K.1    Bharne, S.S.2    Rathinasamy, K.3    Naik, N.R.4    Panda, D.5
  • 22
    • 0027981466 scopus 로고
    • Interactions between docetaxel (Taxotere) and Plasmodium falciparum-infected erythrocytes
    • Schrevel J, Sinou V, Grellier P, Frappier F, Guenard D, et al. (1994) Interactions between docetaxel (Taxotere) and Plasmodium falciparum-infected erythrocytes. Proc Natl Acad Sci U S A 91: 8472-8476.
    • (1994) Proc Natl Acad Sci U S A , vol.91 , pp. 8472-8476
    • Schrevel, J.1    Sinou, V.2    Grellier, P.3    Frappier, F.4    Guenard, D.5
  • 23
    • 0028276832 scopus 로고
    • Taxol arrests the development of blood-stage Plasmodium falciparum in vitro and Plasmodium chabaudi adami in malaria-infected mice
    • Pouvelle B, Farley PJ, Long CA, Taraschi TF, (1994) Taxol arrests the development of blood-stage Plasmodium falciparum in vitro and Plasmodium chabaudi adami in malaria-infected mice. J Clin Invest 94: 413-417.
    • (1994) J Clin Invest , vol.94 , pp. 413-417
    • Pouvelle, B.1    Farley, P.J.2    Long, C.A.3    Taraschi, T.F.4
  • 24
    • 0018697370 scopus 로고
    • Gametocytogenesis of Plasmodium falciparum in vitro: the cell-cycle
    • Sinden RE, Smalley ME, (1979) Gametocytogenesis of Plasmodium falciparum in vitro: the cell-cycle. Parasitology 79: 277-296.
    • (1979) Parasitology , vol.79 , pp. 277-296
    • Sinden, R.E.1    Smalley, M.E.2
  • 26
    • 0022879064 scopus 로고
    • Mitotic inhibitors arrest the growth of Plasmodium falciparum
    • Usanga EA, O'Brien E, Luzzato L, (1986) Mitotic inhibitors arrest the growth of Plasmodium falciparum. FEBS Lett 209: 23-27.
    • (1986) FEBS Lett , vol.209 , pp. 23-27
    • Usanga, E.A.1    O'Brien, E.2    Luzzato, L.3
  • 27
    • 30544439248 scopus 로고    scopus 로고
    • Cellular and molecular actions of dinitroaniline and phosphorothioamidate herbicides on Plasmodium falciparum: tubulin as a specific antimalarial target
    • Fennell BJ, Naughton JA, Dempsey E, Bell A, (2006) Cellular and molecular actions of dinitroaniline and phosphorothioamidate herbicides on Plasmodium falciparum: tubulin as a specific antimalarial target. Mol Biochem Parasitol 145: 226-238.
    • (2006) Mol Biochem Parasitol , vol.145 , pp. 226-238
    • Fennell, B.J.1    Naughton, J.A.2    Dempsey, E.3    Bell, A.4
  • 28
    • 0024552945 scopus 로고
    • Compounds binding to cytoskeletal proteins are active against Plasmodium falciparum in vitro
    • Dieckmann-Schuppert A, Franklin RM, (1989) Compounds binding to cytoskeletal proteins are active against Plasmodium falciparum in vitro. Cell Biol Int Rep 13: 411-418.
    • (1989) Cell Biol Int Rep , vol.13 , pp. 411-418
    • Dieckmann-Schuppert, A.1    Franklin, R.M.2
  • 29
    • 0027419597 scopus 로고
    • Effects of microtubule inhibitors on protein synthesis in Plasmodium falciparum
    • Bell A, Wernli B, Franklin RM, (1993) Effects of microtubule inhibitors on protein synthesis in Plasmodium falciparum. Parasitol Res 79: 146-152.
    • (1993) Parasitol Res , vol.79 , pp. 146-152
    • Bell, A.1    Wernli, B.2    Franklin, R.M.3
  • 31
    • 0018704491 scopus 로고
    • Synchronization of Plasmodium falciparum erythrocytic stages in culture
    • Lambros C, Vanderberg JP, (1979) Synchronization of Plasmodium falciparum erythrocytic stages in culture. The Journal of parasitology 65: 418-420.
    • (1979) The Journal of Parasitology , vol.65 , pp. 418-420
    • Lambros, C.1    Vanderberg, J.P.2
  • 32
    • 7244240741 scopus 로고    scopus 로고
    • Modified fixed-ratio isobologram method for studying in vitro interactions between atovaquone and proguanil or dihydroartemisinin against drug-resistant strains of Plasmodium falciparum
    • Fivelman QL, Adagu IS, Warhurst DC, (2004) Modified fixed-ratio isobologram method for studying in vitro interactions between atovaquone and proguanil or dihydroartemisinin against drug-resistant strains of Plasmodium falciparum. Antimicrob Agents Chemother 48: 4097-4102.
    • (2004) Antimicrob Agents Chemother , vol.48 , pp. 4097-4102
    • Fivelman, Q.L.1    Adagu, I.S.2    Warhurst, D.C.3
  • 34
    • 0027966096 scopus 로고
    • Studies on curcumin and curcuminoids: XXV. Inhibition of primaquine-induced lysis of human red blood cells by curcumin
    • Tønnesen HH, Kristensen S, Grinberg LN, (1994) Studies on curcumin and curcuminoids: XXV. Inhibition of primaquine-induced lysis of human red blood cells by curcumin. International Journal of Pharmaceutics 110: 161-167.
    • (1994) International Journal of Pharmaceutics , vol.110 , pp. 161-167
    • Tønnesen, H.H.1    Kristensen, S.2    Grinberg, L.N.3
  • 35
    • 0037392709 scopus 로고    scopus 로고
    • Effects of the antimitotic natural product dolastatin 10, and related peptides, on the human malarial parasite Plasmodium falciparum
    • Fennell BJ, Carolan S, Pettit GR, Bell A, (2003) Effects of the antimitotic natural product dolastatin 10, and related peptides, on the human malarial parasite Plasmodium falciparum. J Antimicrob Chemother 51: 833-841.
    • (2003) J Antimicrob Chemother , vol.51 , pp. 833-841
    • Fennell, B.J.1    Carolan, S.2    Pettit, G.R.3    Bell, A.4
  • 36
    • 63449134429 scopus 로고    scopus 로고
    • Identification of rhoptry trafficking determinants and evidence for a novel sorting mechanism in the malaria parasite plasmodium falciparum
    • Richard D, Kats LM, Langer C, Black CG, Mitri K, et al. (2009) Identification of rhoptry trafficking determinants and evidence for a novel sorting mechanism in the malaria parasite plasmodium falciparum. PLoS Pathogens 5.
    • (2009) PLoS Pathogens , vol.5
    • Richard, D.1    Kats, L.M.2    Langer, C.3    Black, C.G.4    Mitri, K.5
  • 37
    • 0042622380 scopus 로고    scopus 로고
    • SWISS-MODEL: An automated protein homology-modeling server
    • Schwede T, Kopp J, Guex N, Peitsch MC, (2003) SWISS-MODEL: An automated protein homology-modeling server. Nucleic Acids Res 31: 3381-3385.
    • (2003) Nucleic Acids Res , vol.31 , pp. 3381-3385
    • Schwede, T.1    Kopp, J.2    Guex, N.3    Peitsch, M.C.4
  • 38
    • 3242877198 scopus 로고    scopus 로고
    • COLORADO3D, a web server for the visual analysis of protein structures
    • Sasin JM, Bujnicki JM, (2004) COLORADO3D, a web server for the visual analysis of protein structures. Nucleic Acids Res 32: W586-589.
    • (2004) Nucleic Acids Res , vol.32
    • Sasin, J.M.1    Bujnicki, J.M.2
  • 40
    • 33947429094 scopus 로고    scopus 로고
    • NMR study of the solution structure of curcumin
    • Payton F, Sandusky P, Alworth WL, (2007) NMR study of the solution structure of curcumin. J Nat Prod 70: 143-146.
    • (2007) J Nat Prod , vol.70 , pp. 143-146
    • Payton, F.1    Sandusky, P.2    Alworth, W.L.3
  • 43
    • 0016598341 scopus 로고
    • Biological Model Systems for the Testing of the Toxicity of Biomaterials
    • Autian J, (1975) Biological Model Systems for the Testing of the Toxicity of Biomaterials. pp. 181-203.
    • (1975) , pp. 181-203
    • Autian, J.1
  • 44
    • 0031816298 scopus 로고    scopus 로고
    • Microtubule inhibitors as potential antimalarial agents
    • Bell A, (1998) Microtubule inhibitors as potential antimalarial agents. Parasitol Today 14: 234-240.
    • (1998) Parasitol Today , vol.14 , pp. 234-240
    • Bell, A.1
  • 45
    • 34948847580 scopus 로고    scopus 로고
    • Multiple antibiotics exert delayed effects against the Plasmodium falciparum apicoplast
    • Dahl EL, Rosenthal PJ, (2007) Multiple antibiotics exert delayed effects against the Plasmodium falciparum apicoplast. Antimicrobial Agents and Chemotherapy 51: 3485-3490.
    • (2007) Antimicrobial Agents and Chemotherapy , vol.51 , pp. 3485-3490
    • Dahl, E.L.1    Rosenthal, P.J.2
  • 46
  • 47
    • 33847266418 scopus 로고    scopus 로고
    • The effects of anti-bacterials on the malaria parasite Plasmodium falciparum
    • Goodman CD, Su V, McFadden GI, (2007) The effects of anti-bacterials on the malaria parasite Plasmodium falciparum. Mol Biochem Parasitol 152: 181-191.
    • (2007) Mol Biochem Parasitol , vol.152 , pp. 181-191
    • Goodman, C.D.1    Su, V.2    McFadden, G.I.3
  • 49
    • 17544366715 scopus 로고    scopus 로고
    • Localization of the vinblastine-binding site on β-tubulin
    • Rai SS, Wolff J, (1996) Localization of the vinblastine-binding site on β-tubulin. Journal of Biological Chemistry 271: 14707-14711.
    • (1996) Journal of Biological Chemistry , vol.271 , pp. 14707-14711
    • Rai, S.S.1    Wolff, J.2
  • 52
    • 0018186529 scopus 로고
    • Kinetics and mechanism of colchicine binding to Tubulin: Evidence for ligand-induced conformational change
    • Garland DL, (1978) Kinetics and mechanism of colchicine binding to Tubulin: Evidence for ligand-induced conformational change. Biochemistry 17: 4266-4272.
    • (1978) Biochemistry , vol.17 , pp. 4266-4272
    • Garland, D.L.1
  • 53
    • 34948847580 scopus 로고    scopus 로고
    • Multiple antibiotics exert delayed effects against the Plasmodium falciparum apicoplast
    • Dahl EL, Rosenthal PJ, (2007) Multiple antibiotics exert delayed effects against the Plasmodium falciparum apicoplast. Antimicrob Agents Chemother 51: 3485-3490.
    • (2007) Antimicrob Agents Chemother , vol.51 , pp. 3485-3490
    • Dahl, E.L.1    Rosenthal, P.J.2
  • 54
    • 33748707031 scopus 로고    scopus 로고
    • Tetracyclines specifically target the apicoplast of the malaria parasite Plasmodium falciparum
    • Dahl EL, Shock JL, Shenai BR, Gut J, DeRisi JL, et al. (2006) Tetracyclines specifically target the apicoplast of the malaria parasite Plasmodium falciparum. Antimicrob Agents Chemother 50: 3124-3131.
    • (2006) Antimicrob Agents Chemother , vol.50 , pp. 3124-3131
    • Dahl, E.L.1    Shock, J.L.2    Shenai, B.R.3    Gut, J.4    DeRisi, J.L.5
  • 55
    • 0034739849 scopus 로고    scopus 로고
    • The plastid of Toxoplasma gondii is divided by association with the centrosomes
    • Striepen B, Crawford MJ, Shaw MK, Tilney LG, Seeber F, et al. (2000) The plastid of Toxoplasma gondii is divided by association with the centrosomes. J Cell Biol 151: 1423-1434.
    • (2000) J Cell Biol , vol.151 , pp. 1423-1434
    • Striepen, B.1    Crawford, M.J.2    Shaw, M.K.3    Tilney, L.G.4    Seeber, F.5
  • 57
    • 0025274047 scopus 로고
    • Kinetic analysis of tubulin exchange at microtubule ends at low vinblastine concentrations
    • Jordan MA, Wilson L, (1990) Kinetic analysis of tubulin exchange at microtubule ends at low vinblastine concentrations. Biochemistry® 29: 2730-2739.
    • (1990) Biochemistry® , vol.29 , pp. 2730-2739
    • Jordan, M.A.1    Wilson, L.2
  • 58
    • 34548413078 scopus 로고    scopus 로고
    • Microtubule inhibitors as a potential treatment for malaria
    • Kappes B, Rohrbach P, (2007) Microtubule inhibitors as a potential treatment for malaria. Future Microbiol 2: 409-423.
    • (2007) Future Microbiol , vol.2 , pp. 409-423
    • Kappes, B.1    Rohrbach, P.2
  • 59
    • 0032031023 scopus 로고    scopus 로고
    • Host cell and malarial targets for docetaxel (Taxotere) during the erythrocytic development of Plasmodium falciparum
    • Sinou V, Boulard Y, Grellier P, Schrevel J, (1998) Host cell and malarial targets for docetaxel (Taxotere) during the erythrocytic development of Plasmodium falciparum. J Eukaryot Microbiol 45: 171-183.
    • (1998) J Eukaryot Microbiol , vol.45 , pp. 171-183
    • Sinou, V.1    Boulard, Y.2    Grellier, P.3    Schrevel, J.4
  • 60
    • 0030058630 scopus 로고    scopus 로고
    • In vitro and in vivo inhibition of erythrocytic development of malarial parasites by docetaxel
    • Sinou V, Grellier P, Schrevel J, (1996) In vitro and in vivo inhibition of erythrocytic development of malarial parasites by docetaxel. Antimicrob Agents Chemother 40: 358-361.
    • (1996) Antimicrob Agents Chemother , vol.40 , pp. 358-361
    • Sinou, V.1    Grellier, P.2    Schrevel, J.3


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