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175篇 您的检索式:作者名="Kumar B R P"
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1Antioxidant activities of Indigofera cassioides Rottl.Ex.DC.using various in vitro assay models显示文摘Objective:To evaluate the antioxidant potential of methanolic leaf extract of Indigofera cassioides(MEIC) using various in vilro antioxidant assay systems.Methods:Antioxidant and free radical scavenging activity of MEIC was assayed by using different in vitro models like ABTS, DPPH,nitric oxide,superoxide,hydrogen peroxide and hydroxyl radical.Reductive ability of the extract was tested by the complex formation with potassium ferricyanide.Further total phenol and flavonoid contents of the crude extract were also determined.Rutin and ascorbic acid were used as standards.Results:MEIC exhibited potent and concentration dependent free radical scavenging activity in all the tested models.Reductive ability was also found to increase with increase in MEIC concentration.Total phenol and flavonoid content determination showed that the extract is rich in phenols and flavonoids.Conclusions:All the results of the in vitro antioxidant assays reveal potent antioxidant and free radical scavenging activity of the leaves of Indigofera cassioides,equivalent to that of standard ascorbic acid and rutin.This potent antioxidant activity may be attributed to its high phenolic and flavonoid contents.R Senthil Kumar B Rajkapoor P Perumal 2012Asian Pacific Journal of Tropical Biomedicine2012,2,4:15
2Graft copolymerization of acrylonitrilc onto Cassia tora gum with eerie ammonium nitrate - nitricaeid as a redox initiator显示文摘Sharma B R Kumar V Soni P L 2003Journal of Applied Polymer Science2003,,1:1
3Solvent extraction of Hf(IV) from acidic chloride solutions using Cyanex 302显示文摘REDDY B R KUMAR J R RAJA K P REDDY A V 2004Minerals Engineering2004,17,:1
4Rigid nasal en- doscopy in the diagnosis and treatment of epistaxis 显示文摘Kumar M V V Prasad K U R Gowda P R B 2013J Clin Diagn Res2013,7,5:1
5Emergence of a new antibiotic resistance mechanism in India, Pakistan, and the UK: a molecular, biological, and epidemiological study 显示文摘Kumarasamy KK Toleman MA Walsh TR Bagaria J Butt F Balakrishnan R Chaudhary U Doumith M Giske CG Irfan S Krishnan P Kumar AV Maharjan S Mushtaq S Noorie T Paterson DL Pearson A Perry C Pike R Rao B Ray U Sarma JB Sharma M Sheridan E Thirunarayan MA Turton J Upadhyay S Warner M Welfare W Livermore DM Woodford N 2010Lancet Infect Dis2010,10,9:1
6Agroforestry as sequestration 显示文摘Nair P K R Kumar B M a strategyfor carbon Nair V D 2009Journal of Plant Nutrition and Soil Science2009,172,:1
7Mapping the effcacy of new designs for large scale sonochemical reactors显示文摘Kumar A Gogate P R Pandit A B 2007Ultrasonics Sonoshemistry2007,14,:1
8Optimization of Microwave T-junction Power- Divider Circuits 显示文摘KUMAR P B BRANNER G R RAZMA F G 1994Circuits and Systems1994,37,2:1
9Design of unequally spaced arrays for performance improvement显示文摘Kumar B P Branner G R 1999IEEE Transactions on Antennas and Propagation1999,47,3:1
10Molecular cloning and characterization of genes encoding Pennisetum glaucum ascorbate perpxidase and heat-shock factor:interlinking oxidative and heat-stress responses显示文摘REDDY R A KUMAR B REDDY P S 0,,15:1
11Design of unequallyspaced arrays for performance improvement显示文摘KUMAR B P BRANNER G R 1999IEEETransactions on Antennas and Propagation1999,47,3:1
12J Catal显示文摘Kumar S B Mirajkar S P Pais G C G Kumar P Kumar R 1995156:1631995,156,:1
13Experimental determination of permeability in the presence of hydrates and its effect on the dissociation characteristics of gas hydrates in porous media显示文摘Kumar A Maini B Bishnoi P R 2010Journal of Petroleum Science and Engineering2010,70,1:1
14Xenon purity analysis for exo-200 via mass spectrometry 显示文摘Dobi A Hall C Slutsky S Yen Y R Aharmin B Auger M Barbeau P S Benitez-Medina C Breidenbach M Cleveland B Conley R Cook J Cook S Counts I Craddock W Daniels T Davis C G Davis J Devoe R Dixit M Dolinski M J Donato K Fairbank Jr W Farine J Fierlinger P Franco D Giroux G Gornea R Graham K Gratta G Green C Hagemann C Hall K Hallman D Hargrove C Herrin S Hughes M Hodgson J Juget F Karelin A Kaufman L J Kuchenkov A Kumar K Leonard D S Lutter G Mackay D Maclellan R Marino M Mong B Montero Diez M Morgan P MUller A R Neilson R Odian A Oullivan K Piepke A Pocar A Prescott C Y Pushkin K Rivas A Rollin E Rowson P C Sabourov A Sinclair D Skarpaas K Stekhanov V Strickland V Swift M Twelker K Vuilleumier J L Vuilleumier J M Weber M Wichoski U Wodin J Wright J D Yang L 2012Nuclear Instruments and Methods in Physics Research Section A: Accelerators Spectrometers Detectors and Associated Equipment2012,675,:1
15Application of digital image magnification for surface rough- ness evaluation using machine vision显示文摘KUMAR R KULASHEKAR P DHANASEKAR B 2005International JournaI of Machine Tools and Manufacture2005,45,2:1
16Tree-ring chronologies from western Himalaya and their dendroclimatic potential显示文摘Borgaonkar H P Pant G B Kumar K R 1999IAWA Journal1999,20,:1
17Applica- tion of the asymmetric aminohydroxylation reaction for the syntheses of HIV-protease inhibitor, hydmxyethyl- ene dipeptide isostere and c-amino acid derivative 显示文摘Kondekar N B Kandula R S V Kumar P 2004Tetrahedron Lett2004,45,:1
18A mitogen-aetivated protein kinase gene, AhMPK3 of peanut: molecular cloning, genomic organization, and heterologous expression conferring resistance against Spodoptera litura in tobacco 显示文摘Kumar K R Srinivasan T Kirti P B 2009Mol Genet Genomics2009,282,1:1
19Toxic Impact of Organophosphorus Insecticides on Acetylcholinesterase Activity in the Silkworm, Bombyx mori L显示文摘B Surendra Nathl and R P Surendra Kumar 1999Ecotoxicology and Environmental Safety1999,42,2:1
20Y-junction carbon nanotubes显示文摘SATISH KUMAR B C THOMAS P J GOVINDARAJ A RAO C N R 2000Appl Phys Lett2000,77,:1
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