Tincture of the dry herb has been used for ages in Uyghur folk medicine to treat heart disease, blood pressure, angina, tracheitis, atherosclerosis, neuralgia, migraine, and headache and toothache. 3 Since the 1970s, 246 compounds, including terpenoids,steroids, flavonoids, alkaloids, lignans, phenols, coumarins, and cyanogenicglucosides, have been identified from the genus Dracocephalum, and t...

introduction dragonhead (dracocephalum moldavica l.) is an annual herbaceous aromatic plant and belongs to lamiaceae family. it is native to south of siberia and himalayan hillsides. the essential oil content shows great variation due to plant origin. the main constituents of dragonhead essential oil have been reported as geranial, geranyl acetate, neral and geraniol. using organic manures and ...

The increasing commercial production and the broad usage of engineered nanoparticles (ENPs) have led to concerns over the potential adverse impacts of these ENPs on biota in natural environments. Silver nanoparticles (AgNPs) are one of the most important and widely used ENPs which enter natural ecosystems. In this study we examined the effects of AgNPs on growth and some physiological parameter...

Natural substances extracted from plants have recently been considered as potential sunscreen resources because of their ultraviolet ray absorption in the UVA region and their antioxidant activity. In the present study, the UV protective effects of ethyl acetate extracts of some common medicinal plants, which have flavonoids and other phenolics as the most important components, were evaluated u...

natural substances extracted from plants have recently been considered as potential sunscreen resources because of their ultraviolet ray absorption in the uva region and their antioxidant activity. in the present study, the uv protective effects of ethyl acetate extracts of some common medicinal plants, which have flavonoids and other phenolics as the most important components, were evaluated u...

Natural substances extracted from plants have recently been considered as potential sunscreen resources because of their ultraviolet ray absorption in the UVA region and their antioxidant activity. In the present study, the UV protective effects of ethyl acetate extracts of some common medicinal plants, which have flavonoids and other phenolics as the most important components, were evaluated u...