The type VI secretion system (T6SS) is a multiprotein machine that uses a spring-like
mechanism to inject effectors into target cells. The injection apparatus is composed of a …

The bacterial type VI secretion system (T6SS) is a protein secretion apparatus widely
distributed in Gram-negative bacterial species. Many bacterial pathogens employ T6SS to …

To support their growth in a competitive environment and cause pathogenesis, bacteria
have evolved a broad repertoire of macromolecular machineries to deliver specific effectors …

Contractile injection systems (CISs) are cell-puncturing nanodevices that share ancestry
with contractile tail bacteriophages. Photorhabdus virulence cassette (PVC) represents one …

Interference competition among bacteria requires a highly specialized, narrow-spectrum
weaponry when targeting closely-related competitors while sparing individuals from the …

Highlights•Viruses and their components are repeatedly exapted for diverse host
functions.•Virus components are often exapted to function in antiviral defense.•Defective …

Contractile injection systems are multiprotein complexes that use a spring-like mechanism to
deliver effectors into target cells. In addition to using a conserved mechanism, these …

Porcine extra-intestinal pathogenic Escherichia coli (ExPEC) causes great economic losses
to the pig industry and poses a serious threat to public health worldwide. Some secreted …

The type VI secretion system (T6SS) is a multiprotein weapon evolved by Gram-negative
bacteria to deliver effectors into eukaryotic cells or bacterial rivals. The T6SS uses a …

The type VI secretion system (T6SS) is a weapon for delivering effectors into target cells that
is widespread in Gram-negative bacteria. The T6SS is a highly versatile machine, as it can …