the inventive step requirement which purportly secure the growth ofinnovation and resulting industrial and economic development, despite ofcontaining some benefits, always faced with the challenges that in somecases ,such challenges are in opposition with the bases of patents system andindicates that ,patents system do not beneficial always. analysis of saidchallenges studied upon the economica...

Recent terrorist attacks demonstrated that even sophisticated terrorists capable of planning and executing multiple, coordinated attacks continue to rely on traditional weapons rather than risk the uncertainty of chemical, biological, radiological or nuclear (CBRN) weapons. While some terrorist organizations have the motivations and capabilities to conduct large attacks worldwide, we have not y...

The term "toxin weapon" has been used to describe poisons, classically of natural origin but increasingly accessible by modern synthetic methods, which are suitable for delivery on a battlefield in a form that causes death or severe incapacitation at relatively low concentrations (reviewed in ref. I). Several of the most important toxin weapons are proteins, and these molecules are the focus of...

although passing the method of embryo donation to sterile spouses act in 2003 was a positive step toward regularizing one of assisted reproduction methods, but it may be criticized due to some vagueness in its content, lack of sanction, and referring many essential issues to bylaw.  one of the most important problems of this act is that it does not clarity parentage and the legal effects of emb...

Introduction Weapons tracing is a set of methods used to identify weapons and ammunition and track their origins. It has an established role in criminal investigations, where it is typically used not only to prove a firearm-related offence, but also to uncover the source of illicit supplies to criminals. By contrast, weapons tracing in conflict and post-conflict situations—for example, by peace...

In laboratory animals and in human, centrally penetrant ghrelin receptor agonists, given systemically or orally, cause defecation. Animal studies show that the effect is due to activation of ghrelin receptors in the spinal lumbosacral defecation centers. However, it is not known whether there is a physiological role of ghrelin or the ghrelin receptor in the control of defecation. Using immunohi...

introduction. with constant changes in health care it is imperative that nursing education programs themselves act as agents of change. nursing education has the responsibility to produce nursing professionals and expert practitioners to shape the nursing practice not merely respond to changes in the practice environment. it must prepare nurses who can participate as full partners in health car...