The Krauter Lab probes the relationship between human microbial populations and human development and disease. They combine genetic analyses, environmental assessments and high-throughput DNA sequence ...

Swapping a single amino acid in a simple bacterial protein changes its structure and function, revealing the effects of complex gene evolution, finds a new study. The study -- conducted using E. coli ...

Biologists from ETH Zurich have discovered speargun- like molecular injection systems in two types of bacteria and have described their structure for the first time. The special nanomachines are used ...