نتایج جستجو برای: echinacea angustifolia
تعداد نتایج: 2870 فیلتر نتایج به سال:
The common cold, or upper respiratory tract infection, is one of the leading reasons for physician visits. Generally caused by viruses, the common cold is treated symptomatically. Antibiotics are not effective in children or adults. In children, there is a potential for harm and no benefits with over-the-counter cough and cold medications; therefore, they should not be used in children younger ...
Purpose: This study attempted to investigate the antioxidant and anti-inflammatory effects of <i>Echinacea angustifolia</i> extract.Methods: For analysis radical scavenging activities, DPPH, ABTS FRAP were performed. To analyze properties, in addition, polyphenol flavonoid concentrations measured. In cell-based assays, cytotoxicity assays performed, using RAW 264.7.Results: The resu...
The Inhibitory Effect of Echinacea purpurea and Echinacea pallida on BT-549 and Natural Killer Cells
Background: Echinacea is a plant that has been widely used for its’ medicinal properties, which include antioxidant properties, immune-stimulant, and antiinflammatory properties. In this study, the effects of extracts of Echinacea pallida, Echinacea purpurea as well as the standard components of Echinacea were observed on a breast cancer cell line (BT-549). Also the effects of extracts of Echin...
Echinacea is a perennial plant that used for its phytotherapeutic potential. crops are often affected by invasive weeds. One of the most effective strategies in weed control use chemicals such as herbicides. However, herbicides also affect physiological and morphological processes Echinacea. For this reason, aim study was to determine effects different dosages (0, 250, 500, 750, 1000, 1250 g ha...
Commercial producers of herbaceous ornamentals have reported that long-day plants sometimes flower under short-day conditions when the photosynthetic daily light integral (DLI) is high, but little research-based information available to support phenomenon. We grew seedlings tickseed (Coreopsis grandiflora), echinacea (Echinacea × hybrida), lavender (Lavandula angustifolia), lobelia (Lobelia spe...
سرخارگل، یکی از گیاهان دارویی و با ارزش و از منابع مهم اسید شیکوریک است. در این پژوهش کالوس زایی، باززایی غیرمستقیم و ریشه زایی ساقه چه در گونه echinacea angustifolia dc. بررسی گردید. در دو آزمایش جداگانه، اثرات نوع ریزنمونه (برگ، دمبرگ و ریشه) و غلظت ماده تنظیم کننده رشد naa (5/0، 1 و 5/1 میلی گرم در لیتر) بر میزان کالوس زایی و نیز اثرات نوع ریزنمونه (برگ، دمبرگ و ریشه) و غلظت ماده تنظیم کننده...
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