in order to evaluate the effect of different mechanical treatments (application of sulphuric acid, boiling water and flooding) on seed dormancy breaking of licorice, an experiment was carried out in randomized complete block design in 2012. moreover, a factorial scheme in rcbd was performed to assess the application of giberalic acid and potassium nitrate treatment as well as stratification and...

Background. Licorice has long been used to treat many ailments including cardiovascular disorders in China. Recent studies have shown that the cardiac actions of licorice can be attributed to its active component, glycyrrhetinic acid (GA). However, the mechanism of action remains poorly understood. Aim. The effects of GA on the delayed rectifier potassium current (I K), the rapidly activating (...

The observation of the fate of free radicals coming from food after oral administration could be important in evaluating their reactivity in vivo. The aim of this study was to demonstrate that it is feasible to detect directly in vivo free radicals coming from food with the use of low frequency electron paramagnetic resonance (EPR) spectroscopy. Because polyphenols are easily oxidized into stab...

Abstract Stimulating root formation is the key to successful cutting propagation. Natural stimulators are eco-friendly, biodegradable and sustainable tools that prevent environment from pollution. Horticulturists have given role of sol-vents in natural extracts little attention. Therefore, aim this study was effect three extract solutions (aqueous, vinegary ethanol) for ten (humic, licorice roo...

Licorice is a commonly used traditional Chinese medicine and natural sweetening agent, rich in numerous bioactive compounds. Moreover, it one of the oldest most frequently employed folk medicines both eastern western countries. It prescribed for treatment asthma, fever, cough. However, with increasing demand licorice, its quality safety become important issue. The content licorice varies signif...

AIM The aim of this article is to present a review of over-the-counter (OTC) treatment strategies used for aphthous ulcerations and to provide results from the use of an herbal extract containing glycyrrhiza. BACKGROUND Aphthous ulceration, a disease of the intra-oral mucosa, is a common condition of unknown etiology that is often self-managed by OTC (no prescription required) medication. R...