نتایج جستجو برای: rare and valuable resources
تعداد نتایج: 16892617 فیلتر نتایج به سال:
Background: The current pandemic disease, COVID-19, is making fear and affecting the quality of life in 2020. The mentioned disease can spread human to human, especially by asymptomatic carriers. Healthcare providers and surgeons are at the risk of conferring with COVID-19. Surgical history in pandemic situations is rare. Case Presentation: In this regard, the present study designed for sugges...
Background: providing human resources is one of the most important factors to achieve the organization goals. Human resources are the most valuable aspect in production and service delivery. Staff shortages and excesses can be effective in reducing quality of services.This study aimed at assessing the hospitals' human resources condition from 2001 to 2014. Materials and Methods: This review ...
Dapsone first came into medicine as an antibacterial agent but was found to be less effective than other sulfonamides. Likewise its activity against tuberculosis was disappointing. Nevertheless, it has been the main stay in the treatment of leprosy. It also has some action against malaria and other parasites. Nowadays, after leprosy, dapsone has proved as a valuable drug in the treatment of a w...
Freezing stress affects the geographic distribution, growth, and development of potato, resulting in yield loss. Solanum malmeanum, a diploid wild species with strong freezing tolerance, was fused sensitive dihaploid S. tuberosum by somatic hybridization. In our study, 980 calli were obtained, 248 differentiated shoots obtained from calli. Parental-specific SSR markers used to analyse chromosom...
Currently, there is an increasing industrial demand for rare earth elements (REE) as these are now integral to the manufacture of many carbon-neutral technologies. The depleting REE ores and mining costs prompting us consider alternative sources valuable metals, particularly from waste streams. Although concentrations in most resources lower than current ores, some including marine sediments, c...
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