to produce embryogenic callus and somatic embryos, tendril explants were collected and cultured in ms medium supplemented with various concentrations of hormones. after one month most of explants produced callus. the highest percent of embryogenic callus obtained in ms medium supplemented with 4.5 µm bap and 1µm 2,4-d. production of somatic embryos was depended on genotype and medium. yaghouti ...

clarithromycin (clm) is a member of macrolide family with broad spectrum antibiotic activity. it is practically insoluble in water and its poor solubility is ph dependent. in this study, series of nanosuspensions containing clm and stabilizer such as hpmc, nacmc, polysorbate 80, poloxamer 188 and polyvinyl alcohol in various ratios were prepared using sonoprecipitation method. briefly, clm was ...

the aim of this investigation was to assess the in vitro interaction of two antifungal agents, econazole-nitrate and chelerythrine, against ten fluconazole-resistant clinical isolates and one atcc type strain 10231 of candida albicans. the checkerboard microdilution method was performed according to the recommendations of the national committee for clinical laboratory standards, and the results...

abstract. vegetation of each region is one of the most important phenomena of nature and is the best guide to judge about the ecological sciences of that region because the plants are resistant organisms that have endured the long term conditions of all kinds of environmental conditions for a long period of time and have adapted with environmental stresses. therefore floristical investigation o...