The results of Klee and Richards (1) are in disagreement with the conclusions of Anfmsen et al. (2-4) that concentrated urea has no effect on the activity of bovine pancreatic ribonuclease. The possibility exists that differences in enzymatic activity might be also caused by alteration of the substrate rather than of the enzyme upon treatment with these agents. In examining the effect of condit...

the present research aims to investigate and rank which affect and re affected by employees’ psychological empowerment in order to help organizations and their employees to be more committed to their jobs by accessing resources and feeling control and ownership and use initiative in their works in order to do works well so that their effectiveness and efficiency within organization will be impr...

This study suggests that individuals’ technology adoption decisions in the context of online collaboration tools are based on individual-level assessments of the technology, as well as on group-level attributes of the team with which one needs to work. Thus, a multilevel model of online collaboration technology adoption is proposed and tested, using hierarchical linear modeling techniques appli...

This paper reports an experiment that investigates how identifiability and perceived co-workers’ effort affect a team member’s performance in virtual team collaboration. The results indicate that identifiability by itself does not affect group performance. On the other hand, receiving information about co-workers’ performance increase group performance regardless of the perceived level of co-wo...

Today globally distributed software development has become the norm for many organizations and the popularity of implementing such an approach continues to increase. In these circumstances a strategy often employed is the use of virtual software development teams. Due to the collaborative nature of software development this has proved a difficult and complex endeavor. Research has identified di...

the aim of this study was identification of important factors and their effects on mortality of lori-bakhtiari lambs from birth to weaning. the data set used for statistical analysis were collected from 4991 lambs born between 1370 and 1384 in flock at lori-bakhtiari sheep breeding station. data was modeled using logistic regression. mortality variable as dependent and ewe weight at mating, ewe...

objectives: the high number of cerebral palsy, the severe disability of this disorder, depression in disabilities, and long lasting effects of the child`s disability on the family especially mothers are the common issues. the purpose of this study was investigating the level of depression in mothers with cerebral palsy children and its related factors. methods: this caused comparative study was...

Virtual team represents an organizational form which can revolutionize the workplace and provide organizations with unprecedented levels of flexibility and responsiveness. Since nineties, virtual teams have been subjected to exhaustive research, mostly focused on the causal relationship between single or multiple constructs and the success variables of virtual teams, such as performance and sat...