blood transfusion centers are under considerable pressure to produce platelet concentrates with a shelf life limit of 3 to 5 days. many approaches have been investigated experimentally to produce new hemostatically active platelet products that are capable of long term storage. in this article infusible platelet membrane will be explained as a platelet substitute versus conventional liquid-stor...

BACKGROUND This study aimed to explore issues that might impact on the acceptability and feasibility of offering smokers nicotine containing products either to quit nicotine use altogether by using as a short term means of quitting cigarettes or as a longer term substitute. METHOD Two small pilot studies, one in the UK (n = 34) involving face to face contact and direct provision of the produc...

this study aims to estimate the function of copper consumption using the johansen approach in time series data, between 1991-2011 in iran. the literature review of specialized consumption and demand functions shows factors influencing the consumption of copper including copper price variables, aluminum price as a substitute commodity, oil price as a complementary commodity, and industrializatio...

The onslaught of COVID 19 forced the closures schools, but upon their gradual reopening need for high quality substitute school teachers was at an all-time high. Although many districts were in well before pandemic struck, this disease illuminated fact that across nation short supply. In economic environment where other jobs may offer higher pay, more benefits, less stress, and professional res...

We study the effect of product market competition on the alignment of incentives between management and shareholders in public U.S. firms. We find that competition reduces agency conflicts. Firms in less competitive industries are less efficient than firms in more competitive industries and the Sarbanes Oxley regulation, aimed at mitigating agency conflicts, improved efficiency mainly in the le...

This study aims to estimate the function of copper consumption using the Johansen approach in time series data, between 1991-2011 in Iran. The literature review of specialized consumption and demand functions shows factors influencing the consumption of copper including copper price variables, aluminum price as a substitute commodity, oil price as a complementary commodity, and industrializatio...

Objective: The study examined 1) whether the benefits of mothers’ and fathers’ accepting relationships with their adolescents on diabetic control were due to parental monitoring and 2) how parents together may provide sufficient acceptance and monitoring for diabetes management. Research Design and Methods: Adolescents aged 10-14 with type 1 diabetes (n = 185) and their mothers (n=185) and fath...

Major organizations such as Cummins, Philips HealthCare, Hewlett Packard, and others have successfully applied these techniques. The software product line strategy is a blend of business and technical actions that lets an organization satisfy a wide range of customers, gain leverage with suppliers, meet the threats of substitute products, and deter other companies seeking to enter the market. T...

This paper studies the key problems of mining enterprises activity, which is mainly based on monofunctionality. A synergistic approach described, a constituent basis for perspective performance coal mines. The possibilities profile reorientation mine operation as an enterprise obtaining natural gas substitute are analysed. design peculiarities laboratory setup studying gasification processes (c...