Neisseria meningitides has a round shape, therefore it’s called coccus, which under microscope has kidney bean shape, and due to the fact that most of the time it joins to form pairs, it’s called Diplococcus. In the structure of this bacterium, we can see three layers, an outer and an inner membrane, and between them a peptidoglycan layer, therefore, this is a gram-negative bacteria. Neisseria meningitides is also a non-endospore species and though its piliated, it is non-motile. It is non-acid fast, and encapsulated. Transmission of the Neisseria meningitides is often person to person and by sneeze. Continue reading...