نتایج جستجو برای: وایول parthenium argentatum a gray
تعداد نتایج: 13439664 فیلتر نتایج به سال:
Heavy metals and dyes are major contributors in contamination of water streams. These contaminants enter into our eco- system, thus posing a significant threat to public health, ecological equilibrium and environment. Thus a combined discharge of these contaminants results in water pollution with high chemical oxygen demand, biological oxygen demand, color, particulate matter, suspended particl...
background and aim: tanacetum parthenium l. is herbaceous perennial medicinal plant belonging to the asteraceae family. feverfew is used as an analgesic, housing, fever-lowering, anti-rheumatism and migraines in traditional medicine. the most important active ingredient of the herb is essential oil. variation on genetic and environmental conditions play a major role in the growth, development, ...
پژوهش حاضر با هدف بررسی تنوع زیستی و بیوسیستماتیکی tanacetum parthenium و t. pinnatum با استفاده از روش تعیین زیستگاه ویژه (d.s.s) انجام شد. بر این اساس از بین لوکالیته های مورد بررسی، 7 زیستگاه ویژه برای گیاه t.parthenium و 7 زیستگاه ویژه برای گیاه t. pinnatum تعیین گردید. در این راستا، به همراه تاکسون-های مورد بررسی، گونه های همباش نیز در هر یک از زیستگاه های ویژه جمع آوری و شناسایی شدند. سپس...
Background and Aim: Furcal perforation has a great impact on prognosis of endodontic treatments, requiring immediate and proper intervention. Gray MTA is applied as material of choice in repairing perforations. The aim of this study was to evaluate the repair of mechanical furcal perforations, histologically using white MTA and Portland cement and compare them with gray MTA. Materials and Metho...
A proposal for the quality control of Tanacetum parthenium (feverfew) and its hydroalcoholic extract
In this study, we present a proposal for the physical and chemical quality control of the powder of the species T. parthenium (feverfew) and its hydroalcoholic extract obtained by percolation. The sesquiterpene lactone parthenolide, the main active compound of this plant, was quantifi ed by HPLC and its content was found to be 0.49% in the powder and 1.06% in the extract. The total content of f...
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