This communication deals with the fact that after negative staining the ultrastructure of the amyloid fibril can be resolved to filaments, laterally aggregated in varying numbers, in a manner that ...

If the peptidoglycan layer is thin, it's classified as gram negative. A gram-positive bacillus doesn't have an outer cell wall beyond the peptidoglycan membrane. This makes it more absorbent.

We report here the observation of a periplasmic space in the Gram-positive Streptococcus pneumoniae by cryo-electron microscopy of vitreous sections ... Fenel from the IBS for performing the negative ...

Data presented in this useful report suggest a potentially new model for chemotaxis regulation in the gram-negative bacterium P. putida. Data supporting interactions between CheA and the ...