These multicellular clusters bring the two types of cells into close contact ... the study demonstrates that it is not just the presence of flagella, but their ability to rotate, that is critical.

The export ring forms at the base of the flagellum and anchors the subsequent formation of ... “Insight into structural remodeling of the FlhA ring responsible for bacterial flagellar type III protein ...

These multicellular clusters bring the two types of cells into close contact ... the study demonstrates that it is not just the presence of flagella, but their ability to rotate, that is critical.