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625篇 您的检索式:作者名="Kumar V D"
    题名 作者 年代 出处 被引量
1Evaluating the effectiveness of marine actinobacterial extract and its mediated titanium dioxide nanoparticles in the degradation of azo dyes显示文摘Aim of the present study was to synthesize titanium dioxide nanoparticles(TiO2 NPs) from marine actinobacteria and to develop an eco-friendly azo-dye degradation method. A total of five actinobacterial isolates were isolated from Chennai marine sediments, Tamilnadu, India and analyzed for the synthesis of TiO2 NPs using titanium hydroxide. Among these, the isolate PSV 3 showed positive results for the synthesis of TiO2 NPs, which was confirmed by UV analysis. Further characterization of the synthesized TiO2 NPs was done using XRD, AFM and FT-IR analysis. Actinobacterial crude extract and synthesized TiO2 NPs was found efficient in degrading azo dye such as Acid Red 79(AR-79) and Acid Red 80(AR-80). Degradation percentage was found to be 81% for AR-79, 83% for AR-80 using actinobacterial crude extract and 84% for AR-79, 85% for AR-80 using TiO2 NPs. Immobilized actinobacterial cells showed 88% for AR-79 and 81% for AR-80, dye degrading capacity. Degraded components were characterized by FT-IR and GC-MS analysis. The phytotoxicity test with 500 μg/mL of untreated dye showed remarkable phenotypic as well as cellular damage to Tagetes erecta plant. Comparatively no such damage was observed on plants by degraded dye components. In biotoxicity assay, treated dyes showed less toxic effect as compared to the untreated dyes.S Priyaragini S Veena D Swetha L Karthik G Kumar K V Bhaskara Rao 2014Journal of Environmental Sciences2014,26,4:4
2IL 28 B genotype is not useful for predicting treatment outcome in A sian chronic hepatitis B patients treated with pegylated interferon‐α显示文摘Jacinta A Holmes Tin Nguyen Dilip Ratnam Neel M Heerasing Jane V Tehan Sara Bonanzinga Anouk Dev Sally Bell Stephen Pianko Robert Chen Kumar Visvanathan Rachel Hammond David Iser Ferry Rusli William Sievert Paul V Desmond D Scott Bowden Alexander J Thomps 2013J Gastroenterol Hepatol2013,,5:2
3A comparison of seven soil P tests for plant species with different external P requirements grown on soils containing rock phosphate and superphosphate residues 显示文摘KUMAR V GILKES R J BOLLAND M D A 1993Fertiliser Research1993,33,:1
4Preparation,characterization,and tabletting properties of a new cellulose-based pharmaceutical aid显示文摘KUMAR V DE-LA-LUZ-REUS-MEDINA M YANG D 2002Int J Pharm2002,235,12:1
5Efficient and convenient polyethylene glyeol(PEG)-mediated synthesis of spiro-oxindoles显示文摘Meshram H M Kumar D A Prasad B R V 2010Helvetica Chimica ACTA2010,93,4:1
6Study of occupational stress among railway engine pilots显示文摘KUMAR D SINGH J V KHARWAR P S 2011Indian J Occup Environ Med2011,15,1:1
7HIPI and HIPlr stabilize receptor tyrosine kinases and bind 3-phosphoinositides via epsin N-terminal homology domains显示文摘Hyun T S Rao D S Saint-Dic D Michael L E Kumar P D Bradley S V Mizukami I F 0,,14:1
8Performance of Kenics static mixer over a wide range of Reynolds number 显示文摘Kumar V Vaibhav Shirke Nigam K D P 2008Chem Eng J2008,139,2:1
9High-performance liquid chromatographic analysis of ampho-tericin B in rat plasma using α-naphthol as an internal standard显示文摘ITALIA J L SINGH D KUMAR M N V R 2009Anal Chim Acta2009,634,1:1
10A u- nified framework for contactless hand verification 显示文摘KANHANGAD V KUMAR A ZHANG D 2011IEEE Transactions on Information Forensics and Security2011,6,3:1
11Optimiza- tion of asymmetric spur gear drives to improve the bending load capacity显示文摘Kumar V S Muni D V Muthuveerappan G 2008Mechanism and Machine Theory2008,43,7:1
12Segmented flow synthesis of Ag nanoparticles in spiral microreactor :Role of continuous and disperzsed phase显示文摘Ravi Kumar D V Prasad B L V Kulkami A A 2012Chemical Engineering Journal2012,192,:1
13Trajectory generation and control for precise aggressive maneuvers with quadrotors显示文摘Mellinger D Michael N Kumar V 0,,:1
14Con-tactless and pose invariant biometric identification u- sing hand surface 显示文摘KANHANGAD V KUMAR A ZHANG D 2011IEEE Transactions on Image Processing2011,20,5:1
15Agroforestry 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
16A Box-Behnken design approach for the production ofxylanase by Aspergillus candidus under solid state fermentation and its application in saccharification of agro residues and Parthenium hysterophorus L显示文摘GARAI D KUMAR V 2013Industrial Crops and Products2013,44,1:1
17Preparation, characterization, and tabletting properties of a new cellulosebased pharmaceutical aid 显示文摘Kumar V de la Luz Reus-Medina M Yang D 2002Int J Pharm2002,235,12:1
18Synthesis and in vivo evaluation of a novel 5-HT1A receptor agonist radioligand 2-( 4-( 4-(2-methoxyphenyl) piperazin-1-yl) butyl )-4-methyl-1, 2, 4-triazine-3, 5 ( 2H, 4H)dione in nonhuman primates 显示文摘Kumar J S D Prabhakaran J Majo V J 2007Eur J Nucl Med2007,34,7:1
19Investigation of ring resonators in photonic crystal circuits显示文摘KUMAR V D SRINIVAS T SELVARAJAN A 2004Photonics and Nanostructures-Fundamentals and Applications2004,2,3:1
20Evaluation of bio- distribution by local versus systemic administration of ^99mTc-labeled pamidronate显示文摘Kumar D Kumar V Little DG 2006J Orthop Sci2006,11,5:1
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