TABLE 2.
Supplemental tests that permit differentiation between Neisseria gonorrhoeae and related species
| Acid from | ||||||||
|---|---|---|---|---|---|---|---|---|
| Species | Glucose | Maltose | Sucrose | Fructose | Lactose | Nitrate reduction | Polysaccharide from sucrose | Superoxol |
| Neisseria gonorrhoeae | +* | –† | – | – | – | – | – | Strong (4+) positive ‘explosive |
| Neisseria meningitidis | + | + | – | – | – | – | – | Weak (2+) positive |
| Kingella denitrificans | + | – | – | – | – | + | – | – |
| Neisseria cinerea | – | – | – | – | – | – | – | Weak (2+) positive |
| Neisseria subflava biovar subflava | + | + | – | – | – | – | – | Weak (2+) positive |
| Neisseria subflava biovar flava | + | + | – | + | – | – | – | Weak (2+) positive |
| Neisseria subflava biovar perflava | + | + | + | + | – | – | + | Weak (2+) positive |
| Neisseria sicca | + | + | + | + | – | – | + | Weak (2+) positive |
| Neisseria mucosa | + | + | + | + | – | + | + | Weak (2+) positive |
| Neisseria flavescens | – | – | – | – | – | – | + | Weak (2+) positive |
*
+ most strains positive;
†
– most strains negative. Data from reference 5