Gene regulation: Can we stomach it?

About 50 percent of the world's population carry Helicobacter pylori (H. pylori) in their gastrointestinal tract - 30 percent of the German population are infected. Besides cancer, these bacteria are linked to other chronic diseases such as cardiovascular disease. The decoding of the H. pylori genome in 1997 revealed this pathogen to possess surprisingly few genes for transcriptional regulators, sparking a number of crucial questions: Where do the genes of Helicobacter start, and how are these switched on and off? Have all genes been discovered already?...

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