The essential oils of leaves and flowers of Peucedanum ruthenicum (M. Bieb.) Rochel (Umbelliferae) were prepared by hydrodistillation separately and analyzed by GC and GC-MS, and the composition of both essential oils were compared together. Sixteen and eleven compounds were identified in leaves and flowers essential oils representing 100% and 96.4% of total oils, respectively. Th...

background & aim: secondary metabolites with bioactive and functional properties in essence of aromatic plants can be useful for improvement of quality and persistence of food as natural preservative.  the aim of this study was to evaluate the in vitro antibacterial of essential oils of some of the medicinal plants collected from chaharmahal va bakhtiari province, iran. experimental: the e...

Antialgal activity of Zataria multiflora, Satureja khuzistanica and S. rechingeri were evaluated. These plant species are easily cultivable and their algicidal activity make them suitable candidate as biocontrol. This study aimed to identify effective algicidal compounds, practically new algicidal agents from essential oils of plants that could inhibit the growth of red tide microalgae. Prepare...

Background & Aim: In present study, some of the Iranian endemic medicinal plants were used to evaluate potential as well as therapeutic agent and immunostimulants in aquaculture. The essential oils of five species from leaves and inflorescence were used to determinate the effects on immune system in rainbow trout (Oncorhynchus mykiss). Experimental: The experimental in a comp...

background & aim: the use of herbs in traditional medicine to treatment of diseases and other purposes in the food industry and cosmetics has since long been considered.  considering that heracleum lasiopetalum, thymus carmanicus and myrtus communis have many health benefits therefore this research were performed to investigate the chemical composition of essential oils from these plants. e...

1 Brigita Hengl, DVM, Croatin Food Agency, I. F. Gundulića 36b, Osijek, Croatia 2 Marcela Šperanda, PhD, associated professor; Gordana Kralik, PhD, full professor; University of J. J. Strossmayer, Faculty of Agriculture in Osijek, Trg svetog Trojstva 3, Osijek, Croatia Summary Due to its antioxidant properties, ability to improve taste of feed, digestion function and to boost immune response, p...

The essential oils of branchlets and fruits of Juniperus excelsa subsp. excelsa and Juniperus excelsa subsp. polycarpos were examined for their antioxidant activity. The compositions of the essential oils were studied by GC and GC-MS. To evaluation the antioxidants activity of the volatile oils, pure components and positive controls at different concentrations, thin-layer chromatography (TLC) s...

this study was conducted to investigate the effects of different doses of salvia mirzayanii essential oils on gas production parameters, fermentation characteristics using gas production and dual flow continuous culture system. trearments in the gas production experiment was adding 0, 400, 800, 1200, 1600, 2000, 2400 and 4800 mg/l of salvia mirzayanii essential oils to the media. in the second ...

background and aims: one of the most common chronic diseases in the world is tooth decay. a variety of bacteria are involved in this disorder of which streptococcus mutants is the most common. essential oils are considered as new natural compounds for use in combating drug-resistant bacteria. this study was aimed to evaluate the antibacterial activity of some essential oils prepared from eucaly...

background & aim: in present study, some of the iranian endemic medicinal plants were used to evaluate potential as well as therapeutic agent and immunostimulants in aquaculture. the essential oils of five species from leaves and inflorescence were used to determinate the effects on immune system in rainbow trout (oncorhynchus mykiss). experimental: the experimental in a completely randomiz...