Pili are filamentous surface structures that play a key role in the adhesion, colonisation and biofilm formation of Gram-positive bacteria. These multiprotein appendages are assembled through a highly ...

Depiction of bacteriophage PP7 (orange) at the cell surface of Pseudomonas aeruginosa detaching the bacterium’s pilus (blue). The researchers identified protein structures and interactions using ...

A Dartmouth study finds that molecular hitchhikers living within bacteria can make their hosts extra resistant to medical treatment by corralling them into tightly packed groups.