Objective:To investigate the role of leaf extract of Limonia acidissima L.(Rutaceae) as a biocontrol agent against the larval form of Culex quinquefasciatus,and characterization of bioactive component responsible for ...Objective:To investigate the role of leaf extract of Limonia acidissima L.(Rutaceae) as a biocontrol agent against the larval form of Culex quinquefasciatus,and characterization of bioactive component responsible for larvicidal activity.Methods:Larval mortality of mosquito species was observed after 24,48 and 72 hours of exposure to different concentrations of aqueous extract,solvent extract and subsequently bioaclive compound.The bioaclive compound was subjected to IR and GC-MS analysis.Results:Mortality rale al 3%concentration of crude extract were highest(90%) amongsl all concentrations tested and subsequently highest(95%) mortality was achieved in chloroform:methanol extract at 100 ppm concentrations.IR and GC-MS analysis of bioaclive compound revealed the presence of steroid compound which may act as larvicide. Conclusions:The chloroform:methanol extract of mature leaves of Limonia acidissima was found to exhibit considerable mosquito larvicidal activity against Culex quinquefasciatus.展开更多
Nanomaterials with countless potential applications in the Natural Science and Clinical Pharmaceutics have offered the prospects of developing new nanomaterials.The analysis of green TiO_(2) nanoparticles synthesized ...Nanomaterials with countless potential applications in the Natural Science and Clinical Pharmaceutics have offered the prospects of developing new nanomaterials.The analysis of green TiO_(2) nanoparticles synthesized with Limonia acidissima(L.acidissima)aqueous peel extract was described in this study.The green fabricated TiO_(2) nanoparticles were characterized by UV-vis spectrum,XRD,FT-IR,and FE-SEM with EDX.Green TiO_(2) nanoparticles exhibited excellent antimicrobial and photodegradation activities.Further it has demonstrated the release of reactive oxygen species(ROS)and proven mitochondrial membrane potential in a dosage manner of 0-100μg/mL.The statistics were also examined with P values<0.05 selected significant high accuracy of the effects.The planned approach envisages the TiO_(2) nanoparticles as a function of L.acidissima aqueous extracts with a wide range of multidisciplinary applications.展开更多
文摘Objective:To investigate the role of leaf extract of Limonia acidissima L.(Rutaceae) as a biocontrol agent against the larval form of Culex quinquefasciatus,and characterization of bioactive component responsible for larvicidal activity.Methods:Larval mortality of mosquito species was observed after 24,48 and 72 hours of exposure to different concentrations of aqueous extract,solvent extract and subsequently bioaclive compound.The bioaclive compound was subjected to IR and GC-MS analysis.Results:Mortality rale al 3%concentration of crude extract were highest(90%) amongsl all concentrations tested and subsequently highest(95%) mortality was achieved in chloroform:methanol extract at 100 ppm concentrations.IR and GC-MS analysis of bioaclive compound revealed the presence of steroid compound which may act as larvicide. Conclusions:The chloroform:methanol extract of mature leaves of Limonia acidissima was found to exhibit considerable mosquito larvicidal activity against Culex quinquefasciatus.
基金The authors are grateful to the DST-SERB(No.SB/YS/LS-109/2014)DST-FIST(No.SR/FST/College-222/2014)for providing financial assistant in this project.We sincerely express our thanks to the management of A.V.V.M.Sri Pushpam College(Autonomous),Poondi,for providing us necessary facilities and support to carry out this work.
文摘Nanomaterials with countless potential applications in the Natural Science and Clinical Pharmaceutics have offered the prospects of developing new nanomaterials.The analysis of green TiO_(2) nanoparticles synthesized with Limonia acidissima(L.acidissima)aqueous peel extract was described in this study.The green fabricated TiO_(2) nanoparticles were characterized by UV-vis spectrum,XRD,FT-IR,and FE-SEM with EDX.Green TiO_(2) nanoparticles exhibited excellent antimicrobial and photodegradation activities.Further it has demonstrated the release of reactive oxygen species(ROS)and proven mitochondrial membrane potential in a dosage manner of 0-100μg/mL.The statistics were also examined with P values<0.05 selected significant high accuracy of the effects.The planned approach envisages the TiO_(2) nanoparticles as a function of L.acidissima aqueous extracts with a wide range of multidisciplinary applications.
