plant essential oils are natural products extracted from plants and because of their antimicrobial properties can be used as natural additives in foods. they are also useful for decontamination of food-borne pathogens and can be a safe additive in foods. the antimicrobial activities of essential oils belonging to saturiea hortensis, thymus vulgaris, mentha polegium, cuminum cyminum, lavandula o...

the objective of the present study was to investigate the effect of different doses of some 7 natural semi-arid medicinal plants’ essential oils on in vitro ruminal digestion and fermentation patterns of a mid-forage (alfalfa hay: concentrates, 1:1) diet. treatments consisted of either basal diet alone (control) or added with 35, 70, 140 or 280 µl l-1 of coriander, oregano, caraway, cumin, cinn...

in order to study the influence of compost and biofertilizer on yield and essential oil of dill (anethum graveolens l.), an experiment was conducted as factorial experiment in the base of randomized complete blocks design with eight treatments and three replications at research field of agriculture company of ran in firouzkuh of iran in 2012. the factors were compost in four levels (0, 5, 10 an...

the essential oils of zataria multiflora (labiatae) from four regions of iran were investigated by glc and gc-ms methods. the main constituents were carvacrol, thymol, linalool and p-cymene. the percentage of the constituents (in dry and wet plant) of different regions have been compared. antibacterial and antifungal effects of these essential oils have been studied. the essential oil with high...

background & aim: the lamiaceae family is one of the largest and most distinctive families of flowering plants, with about 220 genera and almost 4000 species worldwide. the genus stachys is one of the largest representative genera of the lamiaceae family and includes about 300 species, in the subtropical and tropical regions of both hemispheres. in iran this genus is represented by 34 speci...

background & aim: myrtle (myrtus communis l.), is an important medicinal plant that is used for pharmacological uses and conservation of environments (for example preventing the soil erosion) regards to its specific condition habitat.experimental: in this research, phytochemical variations of the essential oils from different populations of myrtle collected from fars (saydan, cheshme-ali, a...

conclusions the excellent antimicrobial activities of the tested eos might be due to their major phenolic or alcoholic monoterpenes with known antimicrobial activities. hence, these eos can be possibly used as an antimicrobial agent in treatment and control of oral pathogens. results the tested eos inhibited the growth of examined oral pathogens at concentrations of 0.015-16 µl/ml. among the ex...

objectives: mentha longifolia l. (lamiaceae) is an annual herb that is used in the iranian traditional medicine for treating stomach and intestinal disorders. the purpose of this study was to determine the protective effect of m. longifolia on experimental diarrhea in a rat model. materials and methods: the antidiarrheal activity of essential oil of m. longifolia (20-80 mg/kg) was investigated ...

this study was designed to examine bioactive compounds of the thyme-enriched corn oil and to determine the antioxidant activity of its methanolic extract. volatile compounds composition was investigated by gas chromatography-mass spectrometry (gc-ms), whereas phenolic compounds analysis was performed by reversed-phase high-performance liquid chromatography (rp-hplc). antioxidant activities of t...

background & aim: ziziphora clinopodioides lam (kakuty-e-kohi) is an aromatic and medicinal plant belonging to the family labiaceae. the essential from this species contains pulegune that having effects such as sedative, stomach tonic, to treat colds, depression, diarrhea, cough, migraine, fever, and antiseptic. this study aimed to identify the chemical composition of essential oil ziziphor...