The genus Neisseria is named after the German bacteriologist Albert Neisser, who in 1879 discovered its first example, Neisseria gonorrhoeae, the pathogen which causes the human …

Apr 29, 2025 · Neisseria species, a group of bacteria that includes both pathogenic and commensal strains, play roles in human health. While some cause diseases like gonorrhea …

Neisseria is a genus of gram-negative, oxidase-positive, aerobic diplococci 1,2 containing two pathogenic species of significant clinical relevance worldwide.

The genus Neisseria is comprised of Gram-negative, Betaproteobacteria species belonging to the family Neisseriaceae, order Neisseriales. To date, about 30 Neisseria species have been …

Apr 27, 2025 · Neisseria meningitidis was first discovered by Anton Weichselbaum in 1887 during his analysis of the cerebrospinal fluid (CSF) from a patient infected with meningitis. N …

Neisseria is Gram-negative coccus arranged in pairs with long axes parallel and is strictly a human parasite. Neisseria gonorrhoeae (gonococcus) and N. meningitidis (meningococcus) …

Neisseria meningitidis (Nm), also referred to as meningococci are fastidious, aerobic Gram-negative diplococci with adjacent sides flattened (lens-shape/half-moon-shaped). It is a …

Dec 30, 2024 · Neisseria species are non-motile, gram-negative diplococci most commonly isolated on modified Thayer-Martin (MTM) agar.

Few data outside of individual case reports are available on non-meningococcal, non-gonococcal species of Neisseria as causative agents of invasive disease. This review collates disease, …

The genus Neisseria contains the two Gram-negative cocci which are established human pathogens The genus also contains many commensal species, most of which are harmless …