Antioxidant activity and free radical-scavenging capacity of Gynura divaricata leaf extracts at different temperatures

Pharmacognosy Magazine

Volumn 7, Issue 25, 2011, Pages 40-45

  Wan, Chunpeng ^a   Yu, Yanying ^a   Zhou, Shouran ^b   Liu, Wei ^a   Tian, Shuge ^c   Cao, Shuwen ^a  

^a NANCHANG UNIVERSITY   (China)

^b JIANGXI UNIVERSITY OF TRADITIONAL CHINESE MEDICINE   (China)

^c Xinjiang Key Laboratory of Famous Prescription and Science of Formulas   (China)

Author keywords

Antioxidant activity; extraction temperature; Gynura divaricata; total flavonoid content; total phenolic content

Indexed keywords

1,1 DIPHENYL 2 PICRYLHYDRAZYL; 2,2' AZINOBIS(3 ETHYLBENZOTHIAZOLINE 6 SULFONIC ACID); ALUMINUM CHLORIDE; FLAVONOID; GALLIC ACID; GYNURA DIVARICATA LEAF EXTRACT; PHENOL DERIVATIVE; PLANT EXTRACT; QUERCETIN; TROLOX C; UNCLASSIFIED DRUG;

ANTIOXIDANT ACTIVITY; ARTICLE; COLORIMETRY; CONTROLLED STUDY; EXTRACTION; GYNURA DIVARICATA; MEDICINAL PLANT; NONHUMAN; PLANT LEAF; TEMPERATURE;

EID: 79251587141     PISSN: 09731296     EISSN: None     Source Type: Journal    
DOI: 10.4103/0973-1296.75900     Document Type: Article

References (29)

1. Riley Pa. Free-radicals in biology-oxidative stress and the effects of ionizing-radiation. Int J Radiat Biol 1994;65:27-33.
2. Willcox JK, Ash SL, Catignani GL. Antioxidants and prevention of chronic disease. Crit Rev Food Sci Nutr 2004;44:275-95.
3. Moon JK, Shibamoto T. Antioxidant assays for plant and food components. J Agric Food Chem 2009;57:1655-66.
4. Marete EN, Jacquier JC, O'riordan D. Effects of extraction temperature on the phenolic and parthenolide contents, and colour of aqueous feverfew (Tanacetum parthenium) extracts. Food Chem 2009;117:226-31.
5. Heck CI, Schmalko M, De Mejia EG. Effect of growing and drying conditions on the phenolic composition of Mate teas (Ilex paraguariensis). J Agric Food Chem 2008;56:8394-403.
6. Chen L, Li H, Song H, Zhang G. A new cerebroside from Gynura divaricata. Fitoterapia 2009;80:517-20.
7. Jiang MH, Hu JZ, Qiu WG, Qian Q, Tan M, Wu K, et al. Hypoglycemic and anti-anoxia effect of polysaccharides and favonoids in Gynura divaricata (L.) DC. China J Hosp Pharm 2009;29:1074-6.
8. Zhang XF, Tan BK. Effects of an ethanolic extract of Gynura procumbens on serum glucose, cholesterol and triglyceride levels in normal and streptozotocin-induced diabetic rats. Singapore Med J 2000;41:9-13.
9. Chen L, Wang JJ, Song HT, Zhang GG, Qin LP. New cytotoxic cerebroside from Gynura divaricata. Chin Chem Lett 2009;20:1091-3.
10. Chen SC, Hong LL, Chang CY, Chen CJ, Hsu MH, Huang YC, et al. Antiproliferative constituents from Gynura divaricata subsp. formosana. Chin Pharm J 2003;55:109-19.
11. Chen L, Wang JJ, Zhang GG, Song HT, Qin LP. A new cerebroside from Gynura divaricata. Nat Prod Res 2009;23:1330-6.
12. Roeder E, Eckert A, Wiedenfeld H. Pyrrolizidine alkaloids from Gynura divaricata. Planta Med 1996;62:386.
13. Akowuah GA, Mariam A, Chin JH. The effect of extraction temperature on total phenols and antioxidant activity of Gynura procumbens leaf. Pharmacogn Mag 2009;4:81-5.
14. Gutierrez RM, Navarro YT. Antioxidant and hepatoprotective effects of the methanol extract of the leaves of Satureja macrostema. Pharmacogn Mag 2010;6:125-31.
15. Basniwal PK, Suthar M, Rathore GS, Gupta R, Kumar V, Pareek A, et al. In-vitro antioxidant activity of hot aqueous extract of Helicteres isora Linn.fruits. Nat Prod Radiance 2009;8:483-7.
16. Sajjad KM, Khanam S, Deepak M, Shivananda BG. Antioxidant activity of a new diarylheptanoid from Zingiberofficinale. Pharmacogn Mag 2006;2:254-7.
17. Patel A, Patel A, Patel A, Patel NM. Determination of polyphenols and free radical scavenging activity of Tephrosia purpurea Linn. leaves (Leguminosae). Pharmacogn Res 2010;2, 152-8.
18. Zheleva-Dimitrova D, Nedialkov P, Kitanov G. Radical scavenging and antioxidant activities of methanolic extracts from Hypericum species growing in Bulgaria. Pharmacogn mag 2010;6:74-8.
19. Re R, Pellegrini N, Proteggente A, Pannala A, Yang M, Rice-Evans C. Antioxidant activity applying an improved ABTS radical cation decolorization assay. Free Radic Biol Med 1999;26:1231-7.
20. Prieto P, Pineda M, Aguilar M. Spectrophotometric quantitation of antioxidant capacity through the formation of a phosphomolybdenum complex: Specific application to the determination of vitamin E. Anal Biochem 1999;269:337-41.
21. Prasad KN, Yang B, Yang SY, Chen YL, Zhao MM, Ashraf M, et al. Identification of phenolic compounds and appraisal of antioxidant and antityrosinase activities from litchi (Litchi sinensis Sonn.) seeds. Food Chem 2009;116:1-7.
22. Zhao HF, Fan W, Dong JJ, Lu J, Chen J, Shan LJ, et al. Evaluation of antioxidant activities and total phenolic contents of typical malting barley varieties. Food Chem 2008;107:296-304.
23. Rosidah, Yam MF, Sadikun A, Asmawi MZ. Antioxidant potential of Gynura procumbens. Pharm Biol 2008;46:616-25.
24. Akowuah GA, Sadikun A, Mariam A. Flavonoid identification and hypoglycemic studies of the butanol fraction from Gynura procumbens. Pharm Biol 2002;40:405-10.
25. Durling NE, Catchpole OJ, Grey JB, Webby RF, Mitchell KA, Foo LY, et al. Extraction of phenolics and essential oil from dried sage (Salvia officinalis) using ethanol-water mixtures. Food Chem 2007;101:1417-24.
26. Silva EM, Rogez H, Larondelle Y. Optimization of extraction of phenolics from Inga edulis leaves using response surface methodology. Sep. Purif Technol 2007;55:381-7.
27. Al-farsi, Lee CY. Optimization of phenolics and dietary fibre extraction from date seeds. Food Chem 2008;108:977-85.
28. Wang J, Sun BG, Cao YP, Tian YA, Li XH. Optimisation of ultrasound-assisted extraction of phenolic compounds from wheat bran. Food Chem 2008;106:804-10.
29. Zhang ZS, Li D, Wang LJ, Ozkan N, Chen XD, Mao ZH, et al. Optimization of ethanol-water extraction of lignans from flaxseed. Sep. Purif Technol 2007;57:17-24.