نتایج جستجو برای: essences essential oils

تعداد نتایج: 375677  

Journal: :novelty in biomedicine 0
farhang aliakbari national institute of genetic engineering and biotechnology, tehran, iran. semnan university of medical sciences, semnan, iran. seyedeh felour mazhar azad islamic university, north tehran branch. tehran, iran. rouhollah karami-osboo shiraz university of medical sciences, shiraz, iran. parvin shariati national institute of genetic engineering and biotechnology, tehran, iran. dina morshedi national institute of genetic engineering and biotechnology, tehran, iran. davoud farajzadeh azarbaijan shahid madani university, tabriz, iran.

background: essential oils and their major constituents are useful sources of antimicrobial compounds. there are a few reports on the decontamination and antimicrobial activity of essential oils towards shigella spp. m aterials and methods: in this study, the antimicrobial and decontamination potentials of essential oils at different concentrations, belonging to plants such as thymus vulgaris, ...

2017
Ilhem Labed-Zouad Maria Ferhat Mehmet Öztürk Ismail Abaza Said Nadeem Ahmed Kabouche Zahia Kabouche

Chemical composition and in vitro antioxidant and anticholinesterase activities of essential oils obtained from leaves and flowers of Pistacia atlantica were studied. GC/GC-MS analyses of the essential oils afforded twenty-two compounds from flower oil and thirty from leaf oil. The antioxidant activity of the essential oils was determined using -carotene-linoleic acid, DPPH • and ABTS • -scav...

2015
Mounir Tilaoui Hassan Ait Mouse Abdeslam Jaafari Abdelmajid Zyad Rajesh Agarwal

PURPOSE Carrying out the chemical composition and antiproliferative effects against cancer cells from different biological parts of Artemisia herba alba. METHODS Essential oils were studied by gas chromatography coupled to mass spectrometry (GC-MS) and their antitumoral activity was tested against P815 mastocytoma and BSR kidney carcinoma cell lines; also, in order to evaluate the effect on n...

Journal: :گیاه پزشکی 0

effects of mentha arvensis l. and mentha pulegium l. essential oils were investigated against oviposition deterrence, egg hatching and adults' mortality of callosobruchus maculatus f. essential oils were obtained by dry leaves that were subjected to hydrodistilation using a modified clevenger-type apparatus. all experiments were conducted at 25±1ºc, 65±5 % r.h. in the dark condition with 5...

Journal: :Frontiers in veterinary science 2015
Corliss A. O’Bryan Sean J. Pendleton Philip G. Crandall Steven C. Ricke

The antimicrobial activity of essential oils and their components has been recognized for several years. Essential oils are produced as secondary metabolites by many plants and can be distilled from all different portions of plants. The recent emergence of bacteria resistant to multiple antibiotics has spurred research into the use of essential oils as alternatives. Recent research has demonstr...

2013
Julien Sfeir Corinne Lefrançois Dominique Baudoux Séverine Derbré Patricia Licznar

Streptococcus pyogenes plays an important role in the pathogenesis of tonsillitis. The present study was conducted to evaluate the in vitro antibacterial activities of 18 essential oils chemotypes from aromatic medicinal plants against S. pyogenes. Antibacterial activity of essential oils was investigated using disc diffusion method. Minimum Inhibitory Concentration of essential oils showing an...

Journal: :Journal of medicinal food 2016
Vaclav Vetvicka Jana Vetvickova

Thymus species are popular spices and contain volatile oils as main chemical constituents. Recently, plant-derived essential oils are gaining significant attention due to their significant biological activities. Seven different thymus-derived essential oils were compared in our study. First, we focused on their chemical composition, which was followed up by testing their effects on phagocytosis...

2017
Taghreed A. Ibrahim Atef A. El-Hela Hala M. El-Hefnawy Areej M. Al-Taweel Shagufta Perveen

Family Cupressaceae is the largest coniferous plant family. Essential oils of many species belonging to family Cupressaceae are known to have several biological activities specially antimicrobial activity. The essential oils from aerial parts of Calocedrus decurrens Torr., Cupressus sempervirens stricta L. and Tetraclinis articulata (Vahl) Mast. were prepared by hydrodistillation. The chemical ...

2017
Andrew Tresidder

Modern medicine focuses on the hardware systems of the physical body (the hardware body) and has not accepted the concept of ‘software being’. However, making this shift enables a larger view of health, illness and pathology, enabling additional approaches to help patients get better. Historical thinking actually supports this step in thinking – as long as narrow attitudes that block ‘out of th...

تقی زاده, محسن, حسامی, سپیده, حیدریان, زهرا, خاتمی, مهدی, خانعلی زاده, احمد, شرافتی چالشتری, رضا, صاحب جمعی, پگاه,

Background and purpose: Today, the use of natural preservatives in increasing meat products shelf life has gained much attention. In this study, we aimed at evaluating the effects of eucalyptus and cuminum essential oils on microbial quality of Oncorhynchus mykiss. Materials and methods: In an experimental study the eucalyptus and cuminum essential oils were prepared and their antibacterial ...

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