Human Diseases and Bacterial Pathogens

Bacteria can be found in almost every ecological niche on the planet. While most of them are harmless to humans, some of them can cause diseases; these bacteria are known as pathogenic bacteria. They have evolved sophisticated multi-protein secretion systems to interact with their environment. The proteins secreted by pathogenic bacteria into the cells of their host are termed bacterial effectors. The secretion systems play a significant role in bacterial competitiveness and the pathogenesis …