Heme is a suggested limiting factor in peroxidase production by Aspergillus spp., which are well-known suitable hosts for heterologous protein production. In this study, the role of genes coding for coproporphyrinogen III oxidase (hemF) and ferrochelatase (hemH) was analyzed by means of deletion and …

This paper addresses one important mechanism through which the EU tries to improve the operation of its labour markets: the opening up of national borders for free worker movement within the EU. Free worker movement is a fundamental EU right; but EU enlargement begged the question of how and when to …

Airline ground operations are subject to the conflicting demands of short turn-around times and safety requirements. They involve multiple parties, but are less regulated than airborne processes. Not surprisingly, more than a quarter of all aircraft incidents occur on the ground. These incidents lead …