نتایج جستجو برای: lemongrass

تعداد نتایج: 528  

2013
Frédéric Baldacchino Coline Tramut Ali Salem Emmanuel Liénard Emilie Delétré Michel Franc Thibaud Martin Gérard Duvallet Pierre Jay-Robert

Lemongrass oil (Cymbopogon citratus) is an effective repellent against mosquitoes (Diptera: Culicidae) and house flies (Diptera: Muscidae). In this study, its effectiveness was assessed on stable flies (Diptera: Muscidae) in laboratory conditions. First, we demonstrated that lemongrass oil is an active substance for antennal olfactory receptor cells of Stomoxys calcitrans as indicated by a sign...

Journal: :Asian Pacific journal of tropical biomedicine 2011
Azima Laili Hanifah Siti Hazar Awang Ho Tze Ming Suhaili Zainal Abidin Maizatul Hashima Omar

OBJECTIVE To examine the acaricidal effects of the essential oil of Cymbopogon citratus leaf extract (lemongrass) and ethanolic Azadirachta indica leaf extract (neem) against house dust mites Dermatophagoides farinae (D. farinae) and Dermatophagoides pteronyssinus (D. pteronyssinus). METHODS Twenty-five adults mites were placed onto treated filter paper that is soaked with plant extract and b...

2016
Ioannis L. Liakos Alexandru Mihai Grumezescu Alina Maria Holban Iordache Florin Francesca D’Autilia Riccardo Carzino Paolo Bianchini Athanassia Athanassiou

Polylactic acid was combined with lemongrass essential oil (EO) to produce functional nanocapsules (NCs). The obtained polylactic acid nanoparticles showed antimicrobial activity both with and without the presence of lemongrass oil; however, the presence of EO improved the activity of the NCs. The presence of lemongrass assisted the formation of well-separated NCs and also provided enhanced ant...

Journal: :Letters in applied microbiology 2003
P A Paranagama K H T Abeysekera K Abeywickrama L Nugaliyadde

AIMS To develop a natural fungicide against aflatoxigenic fungi, to protect stored rice, using the essential oil of lemongrass. METHODS AND RESULTS Aspergillus flavus Link. was isolated from stored rice and identified as an aflatoxigenic strain. Lemongrass oil was tested against A. flavus and the test oil was fungistatic and fungicidal against the test pathogen at 0.6 and 1.0 mg ml(-1), respe...

Journal: :Plant physiology 1977
H M Herath D P Ormrod

Carbon dioxide compensation values of mature leaves from 10 selections of citronella (Cymbopogon nardus [L.] Rendle) grown at 32/27 or 27/21 C day/night temperatures and three strains of lemongrass (Cymbopogon citratus [D.C.] Stapf. and Cymbopogon flexuosus [D.C.] Stapf.) grown at 8- or 15-hour photoperiods were measured in a controlled environment at 25 C. All leaves had low compensation value...

Background: Lemongrass (Cymbopogon citratus) is an aromatic herb; rich source of citric, vitamin C, and phenolic compounds used as natural antioxidant and antibacterial agents in food processing. This study aimed to evaluate the effect of lemongrass extract on the quality properties of chicken burger during frozen storage. Methods: Lemongrass extract was prepared with three levels (0.5, 1.0, a...

Journal: :PloS one 2015
Blake L Joyce Valtcho D Zheljazkov Robert Sykes Charles L Cantrell Choo Hamilton David G J Mann Miguel Rodriguez Jonathan R Mielenz Tess Astatkie C Neal Stewart

Cymbopogon flexuosus, lemongrass, and C. martinii, palmarosa, are perennial grasses grown to produce essential oils for the fragrance industry. The objectives of this study were (1) to evaluate biomass and oil yields as a function of nitrogen and sulfur fertilization, and (2) to characterize their utility for lignocellulosic ethanol compared to Panicum virgatum (switchgrass). Mean biomass yield...

Journal: :Applied and environmental microbiology 2014
Damian H Gilling Masaaki Kitajima Jason R Torrey Kelly R Bright

Numerous plant compounds have antibacterial or antiviral properties; however, limited research has been conducted with nonenveloped viruses. The efficacies of allspice oil, lemongrass oil, and citral were evaluated against the nonenveloped murine norovirus (MNV), a human norovirus surrogate. The antiviral mechanisms of action were also examined using an RNase I protection assay, a host cell bin...

2012

Diseases such as diabetes mellitus and gout are among the chronic diseases affecting worldwide population. Investigation is required to find the alternative approaches to treat these chronic diseases, such as plant based medicine. In this study, lemongrass (Cymbopogan citratus) was chosen and examined on the basis of their usage in traditional medicines throughout Southeast Asia. GCMS analysis ...

2015

Clove buds and lemongrass leaves were collected from three different locations of India and the essential oil was separated by hydrodistillation procedure. The essential oils were studied for its variation in physical properties and chemical composition. Chemical analysis by GC-MS evidenced that the main components of clove oil (CLV) were eugenol (78.5-87.7%) and caryophyllene (12.3-20.2%) and ...

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