the in vitro antioxidant and antimicrobial activities of the essential oil and methanolic extract of achillea sieheana staf. (asteraceae) were investigated in this study. the chemical composition of the essential oil isolated by hydro-distillation from the aerial parts of a. sieheana was analyzed by gc–ms. camphor (43.36%), artemisia ketone (25.95%), 1.8-cineole (6.29%) and camphene (4.77%) wer...

dorema aucheri boiss. (apiaceae) is an endemic plant growing in iran. this plant is used as food and its extracts are recommended for the treatment of a wide range of diseases. to conduct this study, leaf, stem, and flower of d. aucheri were collected from near yasouje, iran. antioxidant and antimicrobialeffects of methanol extracts were measured. further, total phenolic,flavonoid, anthocyanin,...

background: essential oils of medicinal plants such as chamomile are very complex natural mixtures which can contain compounds at quite different concentrations and some of their components have antioxidant and antimicrobial activities in foodstuff. objective: the antioxidant and antimicrobial effects of chamomile essential oil in cake preparation were evaluated during 75 days of storage. metho...

new sulfonamide and amide derivatives containing coumarin moieties; oxo-2h-chromen-sulfamoylphenylacetamides and oxo-2h-chromen-arylacetamides were synthesized starting from diverse 2-chloroacetamide derivatives and a wide range of coumarins. the structures of the obtained compounds were elucidated by ir and nmr spectra and also analytical elemental analysis. in the next step, the above mention...

methanol 70% extract of bauhinia racemosa aerial parts was tested for antimicrobial activity against different bacterial and fungal strains and for antioxidant activity and also total content of polyphenols with phytochemical analysis of the extract was determined. the results have showed that the extract has a significant antimicrobial activity, it inhibited the growth of bacillus subtilis and...

objective(s): mindium laevigatum is an endemic plant of iran and turkey and is widely used as blood purifier, antiasthma and antidyspnea in traditional medicine. chemical composition of volatile materials of the plant and its antioxidant, antimicrobial and cytotoxic activities were reported in this study. materials and methods: simultaneous distillation-extraction (sde) and gc-mass-fid analysis...

background: applications of natural ingredients not only increase the shelf life of food but also omit the problems of synthetic preservatives compounds. objective: cinnamon verum essential oil (cveo 0.05, 0.1, 0.15%) and echinacea purpurea extract (epe 0.25, 0.5, 0.75%) were added to kolompe (a traditional cookie in kerman-iran) and their antioxidant and antimicrobial effects were compared wit...

 Background: Essential oils of medicinal plants such as chamomile are very complex natural mixtures which can contain compounds at quite different concentrations and some of their components have antioxidant and antimicrobial activities in foodstuff. Objective: The antioxidant and antimicrobial effects of chamomile essential oil in cake preparation were evaluated during 75 days of storag...

the aim of this study was to extract phenolic compounds from olive leaves of cronaiky, roghani and mishen varieties by maceration and microwave-assisted extraction (mae) methods. our result revealed that effect of extraction method and variety was statistically significant (p<0.05) and mae-produced extracts have more total phenolics and antioxidant activity than traditional ones. the highest ph...