The compostion of the oils from flower and leaf of Achillea mellifolium L. subsp. mellifolium were collected during the flowering priod from Lar area to Damavand montain, altitude 3400 m in July 2003. The essential oils obtained by different methods of distillation (steam distillation and hydro-distillation), the percentage of oils for flower and leaf by steam distillation were 0.2 and 0.05% an...

in this research the essential oils (eos) of kelussia odoratissima and teucrium polium were extracted by hydrodistillation. extracted essential oils constituents were analyzed by gas chromatograph (gc) and gc/mass spectrometry and the essential oils constituents identified according to retention time and mass spectrum. then minimum inhibitory concentration (mic) and minimum bactericidal concent...

Background & Aim: Tanacetum is a member of Asteraceae family and its twelve species such as Tanacetum walteri are endemic to Iran. In this investigation, chemical compounds and antimicrobial activity of essential oils of Tanacetum turcomanicum (Krash.) and Tanacetum walteri (C.Winkl.) were studied. Experimental: The pla...

The genus Hypericum is one of the most important medicinal plants that contain 17 species in Iran, three of them are endemics. This paper reports the essential oil composition of six Hypericum species from Iran. The essential oil analysis of a number of the studied plants has already been reported but their report from Iran may be valuable for scientists.  Samples collected between June and Aug...

The use of antibiotics in agriculture is limited when compared to their applications in human and veterinary medicine. On the other hand, the use of antimicrobials in agriculture contributes to the drug resistance of human pathogens and has stimulated the search for new antibiotics from natural products. Essential oils have been shown to exert several biological activities including antibacteri...

Background & Aim: White horehound (Marrubium vulgare L.) is a perennial medicinal plant of the family Lamiaceae. The aim of this study was to identify of the chemical components of white horehound collected from Isfahan.  Experimental: The aerial parts of M. vulgare were collected from (Kamu Mountain) Isfahan province central of Iran, during 2014. The essential oils of sample...

The compostion of the oils from flower and leaf of Achillea mellifolium L. subsp. mellifolium were collected during the flowering priod from Lar area to Damavand montain, altitude 3400 m in July 2003. The essential oils obtained by different methods of distillation (steam distillation and hydro-distillation), the percentage of oils for flower and leaf by steam distillation were 0.2 and 0.05% an...

  Background : Pseudomonas aeruginosa is one of important opportunistic pathogen, that cases serious infections . It produces many virulence factors, and this bacterium usually is resistance against antimicrobial agents.   Objective :The aim of this study was evaluate the effects of sub-MICs of essential oils of Mentha spicata and Cumminum cyminum on alginate production, biofilm formation, swim...