The system employs darkfield microscopy to capture high ... using bacterial samples containing both Gram-positive and Gram-negative bacteria (Listeria innocua and Escherichia coli).
It is an outer-membrane protein widely distributed in Gram-negative bacteria, and functions ... outer-membrane permeability barrier, and electron microscopy revealed an internal accumulation ...
Biochemists from the National University of Singapore (NUS) have discovered a new subclass of trifunctional enzymes in gram-positive ... cryo-electron microscopy (cryoEM) structural ...