Culture is widely believed to play an important role in the international aviation system. Given the many factors, including the infrastructure of aviation, that affect aviation safety, the role of culture remains uncertain. It is accepted that culture must exert some influence on the patterns of behavior enacted by flight crews on the flight deck, but different views of culture produce differe...

Serum is commonly used as a supplement to cell culture media. It provides a broad spectrum of macromolecules, carrier proteins for lipoid substances and trace elements, attachment and spreading factors, low molecular weight nutrients, and hormones and growth factors. The most widely used animal serum supplement is fetal bovine serum, FBS. Since serum in general is an ill-defined component in ce...