نتایج جستجو برای: essential oils heracleum persicum
تعداد نتایج: 376026 فیلتر نتایج به سال:
Background and purpose: Alpha-glucosidase inhibitors are used in treatment of type 2 diabetes because they decrease postprandial hyperglycemia. Consistent use of these drugs has undesirable side effects such as liver toxicity and gastrointestinal symptoms. The purpose of this study was to investigate the inhibitory effect of Ziziphus jujuba and Heracleum persicum on the activity of partial puri...
Acetone was investigated and found to be an appropriate alternative to Triton X-100 as a solvent of essential oils in bioassays aimed to investigate their effects on pinewood nematode (Bursaphelenchus xylophilus) mortality. Therefore it was used as dilution agent to screen the effectiveness of fifty two essential oils against this pest. Thirteen essential oils were highly effective, resulting i...
Background and Objective: Considering the increasing tendency of public towards green consumption and the dangers of artificial additives, this study aimed to assess antibacterial activity of essential oils of Cinnamomum zeylanicum, Mentha piperita L., Zataria multiflora Boiss and Thymus vulgaris against three important pathogenic and spoilage bacteria (Pseudomonas fluorescens, Erwin...
Extensive documentation on the antimicrobial properties of essential oils and their constituents has been carried out by several workers. Although the mechanism of action of a few essential oil components has been elucidated in many pioneering works in the past, detailed knowledge of most of the compounds and their mechanism of action is still lacking. This knowledge is particularly important f...
Heracleum siamicum Craib (Apiaceae) is an important herbal spices having a wide applications in flavoring processed foods. The flat-oval shaped fruit of H. siamicum Craib from North Thailand was hydrodistilled and chemical composition of the essential oil was analyzed by GC and GC-MS. The essential oil yield based on dried plant material was 1.25% and twenty-five compounds (corresponding to 97....
Background and Objectives: The chemical composition and antimicrobial activity of bitter orange (Citrus aurantium) leaf, ripe and unripe peel essential oils, cultivated in southwest of Iran, were investigated. Materials and Methods: The analysis of chemical composition of hydro-distilled essential oils was carried out by GC-MS. The disc diffusion and broth micro-dilution were used to assay t...
محل جمع آوری گیاه: منطقه دیزین فصل جمع آوری گیاه: تابستان اندام مورد استفاده: برگ تازه روش اسانس گیری: تقطیر با آب و بخار با دستگاه Kasier & Lang بازده اسانس: 1 درصد نسبت به وزن گیاه تازه ترکیبهای اصلی: ترانس-آنتول (61%)، بتا پی نن(7%)، ترانس-اوسیمن (4.7%)
background: autoxidation is considered to be the main route of edible oil deterioration, which produces undesirable odors and flavors (attributed to primary and secondary products of unsaturated fatty acids) during storage and heating. objective: antioxidant activities of zataria multiflora (zmeo) and bunium persicum (bpeo) essential oils (eos) in linseed oil (containing higher ω-3 in vegetable...
Background & Aim: Because of seed germination ability of medicinal plants seed is low and, generally exposed to problem. Priming is one of the techniques that help seeds to be germinated faster and uniformly. Experimental: A laboratory experiment was carried out on germination and growth improvement in Heracleum persicum Desf. by seed osmo-primming in Seed Technology Labora...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید