نتایج جستجو برای: natural medium
تعداد نتایج: 708224 فیلتر نتایج به سال:
background: there is a growing demand for mass production of shikalkin (a natural pigment consisted of shikonin and alkannin) due to its increasing applications in cosmetics, pharmaceutical and nutrition industries. the root of iranian arnebia euchroma produces shikalkin. the promising capability of this plant for shikalkin production has already been demonstrated in cell culture studies. objec...
dendrobium chrysanthum (orchidaceae) is highly valued in the ornamental industry and has important medicinal properties used in the preparation of herbal medicines in different parts of the world. however, this orchid species is getting depleted from its natural habitats due to unsystematic collections. therefore, in the present study, an efficient mass propagation protocol through direct shoot...
Objective: Glioblastoma multiforme (GBM) is the deadliest type of primary brain tumors, and the survival of patients is estimated to be only about one year. This study, for the first time, investigated the cytotoxic effects of auraptene on U87 GBM cell line.<b...
We study the effect of homogenization on flame propagation in periodic excitable media, when the width of the flame is much smaller than the characteristic size of the heterogeneities.
The study of double-diffusive convection has received considerable attention during the last several decades since this occurs in a wide range of natural settings. The origins of these studies can be traced to oceanography when hot salty water lies over cold fresh water of a higher density resulting in double-diffusive instabilities known as “salt-fingers,” Stern (35; 36). Typical technological...
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