نتایج جستجو برای: essential oils

تعداد نتایج: 375278  

2013
Stephanie de Rapper Guy Kamatou Alvaro Viljoen Sandy van Vuuren

The antimicrobial activity of Lavandula angustifolia essential oil was assessed in combination with 45 other oils to establish possible interactive properties. The composition of the selected essential oils was confirmed using GC-MS with a flame ionization detector. The microdilution minimum inhibitory concentration (MIC) assay was undertaken, whereby the fractional inhibitory concentration (ΣF...

A Asghari Marjanlo, M Heydari, M Javan Nik Khah, Sh Shoeibi, Y Mostofi,

Background: Essential oils are very complex mixtures of compounds with variety of biological properties Objective: In the present study, the effect of Cumin (Cuminum cyminum), Sage (Salvia officinalis), Basil (Ocimum basilicum) essential oil at 250, 500, 750 and 1000 µL.L-1 and Thyme essential oil at 30, 60, 120, 250µL.L-1 on growth of Botrytis cinerea was investigated in in vitro condition. ...

2009
M. H. Lodhia K. R. Bhatt V. S. Thaker

Essential oils extracted from flower petals of palmarosa (Cymbopogon martini), evening primrose (Primula rosea), lavender (Lavandula angustifolia) and tuberose (Polianthus tuberosa) were tested for their antibacterial activities against gram-positive and gram-negative bacteria. Different concentrations of each essential oil ranging from 10-100% were tested. Both gram-positive and gram-negative ...

2015
Moustafa A. El-Shenawy Hoda H. Baghdadi Lobna S. El-Hosseiny

The antibacterial activity of essential oils hydrodistilled from local anise, coriander, cumin, marjoram, rosemary and thyme were screened against a group of food-borne pathogens comprising Staphylococcus aureus, Listeria monocytogenes, Escherichia coli, Escherichia coli O157:H7, Salmonella Typhimurium and Bacillus cereus. All the tested bacterial strains displayed varying degrees of susceptibi...

2016
Aghil Sharifzadeh Hojjatollah Shokri

OBJECTIVE The purpose of this study was to assay the antifungal activity of selected essential oils obtained from plants against both fluconazole (FLU)-resistant and FLU-susceptible C. albicans strains isolated from HIV positive patients with oropharyngeal candidiasis (OPC). MATERIALS AND METHODS The essential oils were obtained by hydrodistillation method from Myrtus communis (My. communis),...

Journal: :American journal of critical care : an official publication, American Association of Critical-Care Nurses 2008
Margo A Halm

With therapeutic properties based on their chemical composition, essential oils—extracts from herbs, flowers, and other plant materials—have been used to treat symptoms and diseases for thousands of years. However, the term aromatherapy was not used until French chemist Gattefosse published a text in 1936. Clinical aromatherapy is defined as the use of essential oils for therapeutic purposes th...

2014
Yusuke Matsuzaki Yasuaki Kakinoki Mari Nakamura Tatsuji Nishihara Toshiyuki Tsujisawa

Oral candidiasis causes pain in oral cavity or tongue. Antifungal drugs are commonly used for the treatment of candidiasis, however, there could be several problems such as side effects, drug resistance, or contraindication to concomitant use with drugs already taken. The development of substituting antimicrobial agents, which could be used internally or as gargling agents, is expected. Some es...

2014
Debashis Roy

Aim: Present study was conducted to examine the modulatory effect of different essential oils on rumen fermentation pattern in vitro using wheat straw based diet (concentrate: wheat straw 50:50). Materials and Methods: Four essential oils i.e. cinnamon, garlic, oregano and rosemary oils were tested at concentration of 0, 30, 300 and 600 mg/litre (ppm) of total culture fluid using in vitro gas p...

Journal: :Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2002
Masahiro Mori Norikazu Ikeda Yoshiko Kato Miki Minamino Kazuhito Watabe

Essential oils on the market were analyzed using GC-MS and the main ingredients of each essential oil were quantified. Analysis of the essential oil of Lavandula officinalis (lavender oil) showed that each sample had a different ratio of the contents of main ingredients, such as linalool, linalyl acetate, and camphor. In addition, some commercial lavender oils were analyzed by GC-MS for compari...

Journal: :journal of crop protection 2014
masumeh ziaee

bioassays were conducted to assess the contact toxicity of two plant essential oils against adults of sitophilus granarius (l.) and tribolium confusum jacquelin du val. essential oils were extracted from seeds of carum copticum l. and cuminum cyminum l. contact toxicity was assessed by topical application and adult mortality was counted 1, 2, 6 and 24 h after exposure. bioassays were carried ou...

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