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Volumn 16, Issue 1, 2016, Pages

In vivo and in vitro evaluation of the effects of Urtica dioica and swimming activity on diabetic factors and pancreatic beta cells

Author keywords

Cholesterol; Diabetes; Insulin resistance; Pancreatic islet beta cells; Swimming exercise; TG; Urtica dioica

Indexed keywords

CHOLESTEROL; HIGH DENSITY LIPOPROTEIN; LOW DENSITY LIPOPROTEIN; METFORMIN; TRIACYLGLYCEROL; URTICA DIOICA EXTRACT; GLUCOSE; INSULIN; PLANT EXTRACT;

EID: 85008354827     PISSN: None     EISSN: 14726882     Source Type: Journal    
DOI: 10.1186/s12906-016-1064-6     Document Type: Article
Times cited : (32)

References (55)
  • 1
    • 0642345259 scopus 로고    scopus 로고
    • Intensive diabetes management: implications of the DCCT and UKPDS
    • Educators AAoD. Intensive diabetes management: implications of the DCCT and UKPDS. Diabetes Educ. 2002;28(5):735.
    • (2002) Diabetes Educ. , vol.28 , Issue.5 , pp. 735
  • 2
    • 0035846066 scopus 로고    scopus 로고
    • Insulin resistance syndrome and type 2 diabetes mellitus
    • Erkelens DW. Insulin resistance syndrome and type 2 diabetes mellitus. Am J Cardiol. 2001;88(7):38-42.
    • (2001) Am J Cardiol. , vol.88 , Issue.7 , pp. 38-42
    • Erkelens, D.W.1
  • 3
    • 39049102071 scopus 로고    scopus 로고
    • Short-term exercise improves ß-cell function and insulin resistance in older people with impaired glucose tolerance
    • Bloem CJ, Chang AM. Short-term exercise improves ß-cell function and insulin resistance in older people with impaired glucose tolerance. J Clin Endocrinol Metab. 2008;93(2):387-92.
    • (2008) J Clin Endocrinol Metab. , vol.93 , Issue.2 , pp. 387-392
    • Bloem, C.J.1    Chang, A.M.2
  • 4
    • 15744394674 scopus 로고    scopus 로고
    • Fructose, insulin resistance, and metabolic dyslipidemia
    • Basciano H, Federico L, Adeli K. Fructose, insulin resistance, and metabolic dyslipidemia. Nutr Metab. 2005;2(1):5.
    • (2005) Nutr Metab. , vol.2 , Issue.1 , pp. 5
    • Basciano, H.1    Federico, L.2    Adeli, K.3
  • 5
    • 0036118257 scopus 로고    scopus 로고
    • Impact of moderate aerobic exercise training on insulin sensitivity in type 2 diabetic men treated with oral hypoglycemic agents: is insulin sensitivity enhanced only in nonobese subjects?
    • Poirier P, Tremblay A, Broderick TL, Catellier C, Tancrede G, Nadeau A. Impact of moderate aerobic exercise training on insulin sensitivity in type 2 diabetic men treated with oral hypoglycemic agents: is insulin sensitivity enhanced only in nonobese subjects? Signature. 2002;8(2):65.
    • (2002) Signature. , vol.8 , Issue.2 , pp. 65
    • Poirier, P.1    Tremblay, A.2    Broderick, T.L.3    Catellier, C.4    Tancrede, G.5    Nadeau, A.6
  • 8
    • 0141988862 scopus 로고    scopus 로고
    • Importance of weight management in type 2 diabetes: review with meta-analysis of clinical studies
    • Anderson JW, Kendall CW, Jenkins DJ. Importance of weight management in type 2 diabetes: review with meta-analysis of clinical studies. J Am Coll Nutr. 2003;22(5):331-9.
    • (2003) J Am Coll Nutr. , vol.22 , Issue.5 , pp. 331-339
    • Anderson, J.W.1    Kendall, C.W.2    Jenkins, D.J.3
  • 9
    • 73749083481 scopus 로고    scopus 로고
    • Global estimates of the prevalence of diabetes for 2010 and 2030
    • Shaw JE, Sicree RA, Zimmet PZ. Global estimates of the prevalence of diabetes for 2010 and 2030. Diabetes Res Clin Pract. 2010;87(1):4-14.
    • (2010) Diabetes Res Clin Pract. , vol.87 , Issue.1 , pp. 4-14
    • Shaw, J.E.1    Sicree, R.A.2    Zimmet, P.Z.3
  • 10
    • 73749086904 scopus 로고    scopus 로고
    • Mortality attributable to diabetes: estimates for the year
    • Roglic G, Unwin N. Mortality attributable to diabetes: estimates for the year Diabetes Res Clin Pract. 2010;87(1):15-9.
    • (2010) Diabetes Res Clin Pract. , vol.87 , Issue.1 , pp. 15-19
    • Roglic, G.1    Unwin, N.2
  • 11
    • 77954888291 scopus 로고    scopus 로고
    • Prevalence of chronic complications of type 2 diabetes mellitus in outpatients-a correstional hospital based survey in urban China.
    • Zhaolan L, Chaowei F, Weibing W, Biao X. Prevalence of chronic complications of type 2 diabetes mellitus in outpatients-a correstional hospital based survey in urban China. HQLO. 2010;8:62-71.
    • (2010) HQLO , vol.8 , pp. 62-71
    • Zhaolan, L.1    Chaowei, F.2    Weibing, W.3    Biao, X.4
  • 12
    • 44649108314 scopus 로고    scopus 로고
    • Challenges in diabetes care in India: sheer numbers, lack of awareness and inadequate control
    • Joshi SR, Das A, Vijay V, Mohan V. Challenges in diabetes care in India: sheer numbers, lack of awareness and inadequate control. J Assoc Physicians India. 2008;56:443-50.
    • (2008) J Assoc Physicians India , vol.56 , pp. 443-450
    • Joshi, S.R.1    Das, A.2    Vijay, V.3    Mohan, V.4
  • 13
    • 44949201430 scopus 로고    scopus 로고
    • Plant-derived natural product research aimed at new drug discovery
    • Itokawa H, Morris-Natschke SL, Akiyama T, Lee K-H. Plant-derived natural product research aimed at new drug discovery. J Nat Med. 2008;62(3):263-80.
    • (2008) J Nat Med. , vol.62 , Issue.3 , pp. 263-280
    • Itokawa, H.1    Morris-Natschke, S.L.2    Akiyama, T.3    Lee, K.-H.4
  • 14
    • 0023025947 scopus 로고
    • Effect of fenugreek seeds and leaves on blood glucose and serum insulin responses in human subjects
    • Sharma R. Effect of fenugreek seeds and leaves on blood glucose and serum insulin responses in human subjects. Nutr Res. 1986;6(12):1353-64.
    • (1986) Nutr Res. , vol.6 , Issue.12 , pp. 1353-1364
    • Sharma, R.1
  • 16
    • 6344237010 scopus 로고    scopus 로고
    • Can we reduce hypoglycaemia with insulin detemir
    • Mathieu C. Can we reduce hypoglycaemia with insulin detemir? Int J Obes. 2004;28:S35-40.
    • (2004) Int J Obes. , vol.28 , pp. S35-40
    • Mathieu, C.1
  • 17
    • 0343628014 scopus 로고    scopus 로고
    • Herbs, prayer, and insulin Use of medical and alternative treatments by a group of Mexican American diabetes patients.
    • Hunt LM, Arar NH, Akana LL. Herbs, prayer, and insulin. Use of medical and alternative treatments by a group of Mexican American diabetes patients. J Fam Pract. 2000;49(3):216-23.
    • (2000) J Fam Pract. , vol.49 , Issue.3 , pp. 216-223
    • Hunt, L.M.1    Arar, N.H.2    Akana, L.L.3
  • 18
    • 84958568314 scopus 로고    scopus 로고
    • Evaluation of Trigonella foenum-graecum extract in combination with swimming exercise compared to glibenclamide consumption on type 2 Diabetic rodents.
    • Arshadi S, Azarbayjani MA, Hajaghaalipor F, Yusof A, Peeri M, Bakhtiyari S, et al. Evaluation of Trigonella foenum-graecum extract in combination with swimming exercise compared to glibenclamide consumption on type 2 Diabetic rodents. Food Nutr Res. 2015;59.
    • (2015) Food Nutr Res. , pp. 59
    • Arshadi, S.1    Azarbayjani, M.A.2    Hajaghaalipor, F.3    Yusof, A.4    Peeri, M.5    Bakhtiyari, S.6
  • 19
    • 0024459216 scopus 로고
    • Glycaemic effects of traditional European plant treatments for diabetes Studies in normal and streptozotocin diabetic mice.
    • Swanston-Flatt SK, Day C, Flatt PR, Gould B, Bailey C. Glycaemic effects of traditional European plant treatments for diabetes. Studies in normal and streptozotocin diabetic mice. Diabetes Res. 1989;10(2):69-73.
    • (1989) Diabetes Res. , vol.10 , Issue.2 , pp. 69-73
    • Swanston-Flatt, S.K.1    Day, C.2    Flatt, P.R.3    Gould, B.4    Bailey, C.5
  • 22
    • 18744381584 scopus 로고    scopus 로고
    • Aqueous extract of Urtica dioica makes significant inhibition on adenosine deaminase activity in prostate tissue from patients with prostate cancer
    • Durak I, Biri H, Devrim E, Sözen S, Avci A. Aqueous extract of Urtica dioica makes significant inhibition on adenosine deaminase activity in prostate tissue from patients with prostate cancer. Cancer Biol Ther. 2004;3(9):855-7.
    • (2004) Cancer Biol Ther. , vol.3 , Issue.9 , pp. 855-857
    • Durak, I.1    Biri, H.2    Devrim, E.3    Sözen, S.4    Avci, A.5
  • 23
    • 0842273878 scopus 로고    scopus 로고
    • Use of electrogenerated bromine for estimating the total antioxidant capacity of plant raw materials and plant-based medicinal preparations
    • Abdullin I, Turova E, Gaisina GK, Budnikov G. Use of electrogenerated bromine for estimating the total antioxidant capacity of plant raw materials and plant-based medicinal preparations. J Anal Chem. 2002;57(6):557-60.
    • (2002) J Anal Chem. , vol.57 , Issue.6 , pp. 557-560
    • Abdullin, I.1    Turova, E.2    Gaisina, G.K.3    Budnikov, G.4
  • 24
    • 60549083532 scopus 로고    scopus 로고
    • Antifungal activity of nettle (Urtica dioica L.), colocynth (Citrullus colocynthis L.) Schrad), oleander (Nerium oleander L.) and konar (Ziziphus spina-christi L.) extracts on plants pathogenic fungi.
    • Hadizadeh I, Peivastegan B, Kolahi M. Antifungal activity of nettle (Urtica dioica L.), colocynth (Citrullus colocynthis L. Schrad), oleander (Nerium oleander L.) and konar (Ziziphus spina-christi L.) extracts on plants pathogenic fungi. Pak J Biol Sci. 2009;12(1):58-63.
    • (2009) Pak J Biol Sci. , vol.12 , Issue.1 , pp. 58-63
    • Hadizadeh, I.1    Peivastegan, B.2    Kolahi, M.3
  • 25
    • 84906962638 scopus 로고    scopus 로고
    • Bioassay guided isolation and identification of anti-inflammatory and anti-microbial compounds from Urtica dioica L
    • Dar SA, Yousuf A, Ganai FA, Sharma P, Kumar N, Singh R. Bioassay guided isolation and identification of anti-inflammatory and anti-microbial compounds from Urtica dioica L. (Urticaceae) leaves. Afr J Biotechnol. 2012;11(65):12910-20.
    • (2012) (Urticaceae) leaves. Afr J Biotechnol. , vol.11 , Issue.65 , pp. 12910-12920
    • Dar, S.A.1    Yousuf, A.2    Ganai, F.A.3    Sharma, P.4    Kumar, N.5    Singh, R.6
  • 26
    • 84876523391 scopus 로고    scopus 로고
    • In vitro evaluations of cytotoxicity of eight antidiabetic medicinal plants and their effect on GLUT4 translocation
    • 549345.
    • Kadan S, Saad B, Sasson Y, Zaid H. In vitro evaluations of cytotoxicity of eight antidiabetic medicinal plants and their effect on GLUT4 translocation. Evid Based Complement Alternat Med. 2013;549345(10):28.
    • (2013) Evid Based Complement Alternat Med. , Issue.10 , pp. 28
    • Kadan, S.1    Saad, B.2    Sasson, Y.3    Zaid, H.4
  • 27
    • 79957843164 scopus 로고    scopus 로고
    • A systematic review of efficacy and safety of Urtica dioica in the treatment of diabetes
    • Mehri A, Hasani-Ranjbar S, Larijani B, Abdollahi M. A systematic review of efficacy and safety of Urtica dioica in the treatment of diabetes. Int J Pharmacol. 2011;7(2):161-70.
    • (2011) Int J Pharmacol. , vol.7 , Issue.2 , pp. 161-170
    • Mehri, A.1    Hasani-Ranjbar, S.2    Larijani, B.3    Abdollahi, M.4
  • 28
    • 0028312437 scopus 로고
    • Search for the antiprostatic principle of stinging nettle (Urtica dioica) roots
    • Wagner H, Willer F, Samtleben R, Boos G. Search for the antiprostatic principle of stinging nettle (Urtica dioica) roots. Phytomedicine. 1994;1(3):213-24.
    • (1994) Phytomedicine. , vol.1 , Issue.3 , pp. 213-224
    • Wagner, H.1    Willer, F.2    Samtleben, R.3    Boos, G.4
  • 29
    • 84861017847 scopus 로고    scopus 로고
    • Phenolic compounds analysis of root, stalk, and leaves of nettle.
    • Otles S, Yalcin B. Phenolic compounds analysis of root, stalk, and leaves of nettle. Sci World J. 2012;2012.
    • (2012) Sci World J. , pp. 2012
    • Otles, S.1    Yalcin, B.2
  • 30
    • 0037295936 scopus 로고    scopus 로고
    • Hypoglycemic activity of Urtica pilulifera in streptozotocin-diabetic rats
    • Kavalali G, Tuncel H, Göksel S, Hatemi H. Hypoglycemic activity of Urtica pilulifera in streptozotocin-diabetic rats. J Ethnopharmacol. 2003;84(2):241-5.
    • (2003) J Ethnopharmacol. , vol.84 , Issue.2 , pp. 241-245
    • Kavalali, G.1    Tuncel, H.2    Göksel, S.3    Hatemi, H.4
  • 31
    • 36649023499 scopus 로고    scopus 로고
    • Efficacy and safety of a combination of Sabal and Urtica extract in lower urinary tract symptoms-long-term follow-up of a placebo-controlled, double-blind, multicenter trial
    • Lopatkin N, Sivkov A, Schläfke S, Funk P, Medvedev A, Engelmann U. Efficacy and safety of a combination of Sabal and Urtica extract in lower urinary tract symptoms-long-term follow-up of a placebo-controlled, double-blind, multicenter trial. Int Urol Nephrol. 2007;39(4):1137-46.
    • (2007) Int Urol Nephrol. , vol.39 , Issue.4 , pp. 1137-1146
    • Lopatkin, N.1    Sivkov, A.2    Schläfke, S.3    Funk, P.4    Medvedev, A.5    Engelmann, U.6
  • 32
    • 0028903781 scopus 로고
    • Expression of lectin, interleukin-2 and histopathologic blood group binding sites in prostate cancer and its correlation with integrated optical density and syntactic structure analysis
    • Kayser K, Bubenzer J, Kayser G, Eichhorn S, Zemlyanukhina TV, Bovin NV, Andre S, Koopmann J, Gabius H-J. Expression of lectin, interleukin-2 and histopathologic blood group binding sites in prostate cancer and its correlation with integrated optical density and syntactic structure analysis. Anal Quant Cytol Histol. 1995;17(2):135-42.
    • (1995) Anal Quant Cytol Histol. , vol.17 , Issue.2 , pp. 135-142
    • Kayser, K.1    Bubenzer, J.2    Kayser, G.3    Eichhorn, S.4    Zemlyanukhina, T.V.5    Bovin, N.V.6    Andre, S.7    Koopmann, J.8    Gabius, H-J.9
  • 34
    • 33746447698 scopus 로고    scopus 로고
    • Physical activity/exercise and type 2 diabetes a consensus statement from the American diabetes Association
    • Sigal RJ, Kenny GP, Wasserman DH, Castaneda-Sceppa C, White RD. Physical activity/exercise and type 2 diabetes a consensus statement from the American diabetes Association. Diabetes Care. 2006;29(6):1433-8.
    • (2006) Diabetes Care. , vol.29 , Issue.6 , pp. 1433-1438
    • Sigal, R.J.1    Kenny, G.P.2    Wasserman, D.H.3    Castaneda-Sceppa, C.4    White, R.D.5
  • 35
    • 0024442552 scopus 로고
    • Physical fitness and all-cause mortality: a prospective study of healthy men and women
    • Blair SN, Kohl HW, Paffenbarger RS, Clark DG, Cooper KH, Gibbons LW. Physical fitness and all-cause mortality: a prospective study of healthy men and women. Jama. 1989;262(17):2395-401.
    • (1989) Jama. , vol.262 , Issue.17 , pp. 2395-2401
    • Blair, S.N.1    Kohl, H.W.2    Paffenbarger, R.S.3    Clark, D.G.4    Cooper, K.H.5    Gibbons, L.W.6
  • 37
    • 0023065689 scopus 로고
    • The insulin-like effect of muscle contraction.
    • Ivy JL. The insulin-like effect of muscle contraction. Exerc Sport Sci Rev. 1986;15:29-51.
    • (1986) Exerc Sport Sci Rev. , vol.15 , pp. 29-51
    • Ivy, J.L.1
  • 38
    • 24044537627 scopus 로고    scopus 로고
    • Skeletal muscle glucose uptake during exercise: how is it regulated?
    • Rose AJ, Richter EA. Skeletal muscle glucose uptake during exercise: how is it regulated? Physiology. 2005;20(4):260-70.
    • (2005) Physiology. , vol.20 , Issue.4 , pp. 260-270
    • Rose, A.J.1    Richter, E.A.2
  • 39
    • 85008323226 scopus 로고    scopus 로고
    • Studying the effects aqueous extract of Urtica dioica and swimming training on the histochemical properties of liver in diabetic rats.
    • Salmani M, Aalizadeh A, Moghimi S, Tarverdizadeh B, Akbarzadeh S, Ashtiyani SC, Azarbayjani MA: Studying the effects aqueous extract of Urtica dioica and swimming training on the histochemical properties of liver in diabetic rats. J Chem Pharma Res 2015;7(1)645-660.
    • (2015) J Chem Pharma Res , vol.7 , Issue.1 , pp. 645-660
    • Salmani, M.1    Aalizadeh, A.2    Moghimi, S.3    Tarverdizadeh, B.4    Akbarzadeh, S.5    Ashtiyani, S.C.6    Azarbayjani, M.A7
  • 40
    • 84925362204 scopus 로고    scopus 로고
    • Nymphayol increases glucosestimulated insulin secretion by RIN-5 F cells and GLUT4-mediated insulin sensitization in type 2 diabetic rat liver.
    • Subash-Babu P, Ignacimuthu S, Alshatwi A. Nymphayol increases glucosestimulated insulin secretion by RIN-5 F cells and GLUT4-mediated insulin sensitization in type 2 diabetic rat liver. Chem Biol Interact. 2015;226:72-81.
    • (2015) Chem Biol Interact , vol.226 , pp. 72-81
    • Subash-Babu, P.1    Ignacimuthu, S.2    Alshatwi, A.3
  • 44
    • 0034456568 scopus 로고    scopus 로고
    • Quantitative insulin sensitivity check index: a simple, accurate method for assessing insulin sensitivity in humans
    • Katz A, Nambi SS, Mather K, Baron AD, Follmann DA, Sullivan G, Quon MJ. Quantitative insulin sensitivity check index: a simple, accurate method for assessing insulin sensitivity in humans. J Clin Endocrinol Metab. 2000;85(7):2402-10.
    • (2000) J Clin Endocrinol Metab. , vol.85 , Issue.7 , pp. 2402-2410
    • Katz, A.1    Nambi, S.S.2    Mather, K.3    Baron, A.D.4    Follmann, D.A.5    Sullivan, G.6    Quon, M.J.7
  • 45
    • 0015348189 scopus 로고
    • Estimation of the concentration of low-density lipoprotein cholesterol in plasma, without use of the preparative ultracentrifuge
    • Friedewald WT, Levy RI, Fredrickson DS. Estimation of the concentration of low-density lipoprotein cholesterol in plasma, without use of the preparative ultracentrifuge. Clin Chem. 1972;18(6):499-502.
    • (1972) Clin Chem. , vol.18 , Issue.6 , pp. 499-502
    • Friedewald, W.T.1    Levy, R.I.2    Fredrickson, D.S.3
  • 46
    • 84978849456 scopus 로고    scopus 로고
    • Antihyperglycemic and antihyperlipidemic activity of Urtica dioica on type 2 diabetic model rats
    • Das M, Sarma B, Rokeya B, Parial R, Nahar N, Mosihuzzaman M, Khan A, Ali L. Antihyperglycemic and antihyperlipidemic activity of Urtica dioica on type 2 diabetic model rats. J Diabetol. 2011;2(2):1-6.
    • (2011) J Diabetol. , vol.2 , Issue.2 , pp. 1-6
    • Das, M.1    Sarma, B.2    Rokeya, B.3    Parial, R.4    Nahar, N.5    Mosihuzzaman, M.6    Khan, A.7    Ali, L.8
  • 48
    • 33749662699 scopus 로고    scopus 로고
    • Chronic effect of the hydroalcoholic extract of Urtica dioica on regeneration of ß-cells of hyperglycemic rats
    • Golalipour M, Khori V, Ghafari S, GharraviAnneh M. Chronic effect of the hydroalcoholic extract of Urtica dioica on regeneration of ß-cells of hyperglycemic rats. Pak J Biol Sci. 2006;9(8):1482-5.
    • (2006) Pak J Biol Sci. , vol.9 , Issue.8 , pp. 1482-1485
    • Golalipour, M.1    Khori, V.2    Ghafari, S.3    GharraviAnneh, M.4
  • 49
    • 33745010798 scopus 로고    scopus 로고
    • Study of the hypoglycemic activity of the hydroalcoholic extract of urtica dioica in normal and diabetic ratss
    • FATHI AF, Garjani A, Maleki N, RANJ DS. Study of the hypoglycemic activity of the hydroalcoholic extract of urtica dioica in normal and diabetic ratss. Pharm Sci. 2005;2(65):6.
    • (2005) Pharm Sci. , vol.2 , Issue.65 , pp. 6
    • Fathi, A.F.1    Garjani, A.2    Maleki, N.3    Ranj, D.S.4
  • 50
    • 77953888493 scopus 로고    scopus 로고
    • Insulin mimetics in Urtica dioica: structural and computational analyses of Urtica dioica extracts
    • Domola MS, Vu V, Robson-Doucette CA, Sweeney G, Wheeler MB. Insulin mimetics in Urtica dioica: structural and computational analyses of Urtica dioica extracts. Phytother Res. 2010;24(S2):S175-82.
    • (2010) Phytother Res. , vol.24 S2 , pp. S175-S182
    • Domola, M.S.1    Vu, V.2    Robson-Doucette, C.A.3    Sweeney, G.4    Wheeler, M.B.5
  • 52
    • 1042279540 scopus 로고    scopus 로고
    • Physical activity/exercise and diabetes.
    • Association AD. Physical activity/exercise and diabetes. Diabetes Care. 2004;27:S58.
    • (2004) Diabetes Care , vol.27 , pp. S58
    • Association, A.D.1
  • 54
    • 52949108022 scopus 로고    scopus 로고
    • Exercise interval training: an improved stimulus for improving the physiology of pre-diabetes
    • Earnest CP. Exercise interval training: an improved stimulus for improving the physiology of pre-diabetes. Med Hypotheses. 2008;71(5):752-61.
    • (2008) Med Hypotheses. , vol.71 , Issue.5 , pp. 752-761
    • Earnest, C.P.1
  • 55
    • 33748419329 scopus 로고    scopus 로고
    • Antihypercholesterolaemic and antioxidant activity assessment of some plants used as remedy in Turkish folk medicine
    • Avci G, Kupeli E, Eryavuz A, Yesilada E, Kucukkurt I. Antihypercholesterolaemic and antioxidant activity assessment of some plants used as remedy in Turkish folk medicine. J Ethnopharmacol. 2006;107(3):418-23.
    • (2006) J Ethnopharmacol. , vol.107 , Issue.3 , pp. 418-423
    • Avci, G.1    Kupeli, E.2    Eryavuz, A.3    Yesilada, E.4    Kucukkurt, I.5


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