Breast MR Imaging for Equivocal Mammographic Findings: Help or Hindrance?

Pathogen Security-Help or Hindrance?

Events over the past 15 years have resulted in the promulgation of regulations in the United States to enhance biosecurity by restricting the access to pathogens and toxins (i.e., biological select agents and toxins [BSATs]), which pose a severe threat to human being, animal, or plant health or to animal or plant products, to qualified institutions, laboratories, and scientists. These regulatio...

Experimental models: help or hindrance.

Although many potential therapeutics have improved motor and cognitive function in animal models of experimental stroke, very few have been found to have similar beneficial effects in clinical trials. In this review, we examine the advantages and disadvantages of the currently available rodent models in the development of cellular therapies for stroke and how they have been applied. The lack of...

Business Mentoring: Help or hindrance?

In recent decades, mentoring has been identiŽ ed as an important learning activity in a variety of contexts such as business corporations, schools, universities and hospitals. In this review of 151 articles relating to business mentoring, an endeavour has been made to clarify the positive and negative outcomes of mentoring programs for mentors, mentees and business organisations. Although there...

Computer Support for Creativity: Help or Hindrance?

breast hamartoma: mammographic findings