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Sexually Transmitted Diseases

ChlamydiaScreening Tests To Detect Chlamydia trachomatis and Neisseria gonorrhoeae Infections - 2002


Appendix F

Characteristics of Neisseria and Related Species of Human Origin*

  Acid from      
Species  Glucose Maltose Lactose Sucrose Fructose Reduction of nitrate Polysaccharide from sucrose Tributyrin hydrolysis
N. gonorrhoeae + - - - - - - -
N. meningitidis + + - - - - - -
N. lactamica + + + - - - - -
N. cinerae § - - - - - - - -
N. polysaccharea + + - - - - - -
N. subflava + + - V V - V -
N. sicca + + - + + - + -
N. mucosa + + - + + + + -
N. flavescens - - - - - - + -
N. elongata ** - - - - - - - -

Branhamella catarrhalis

- - - - - + - +
Kingella denitrificans + - - - - + - -

*N. gonorrhoeae contains a subspecies referred to as N. kochii; isolates of this subspecies exhibit characteristics of both N. gonorrhoeae and N. meningitidis but will be identified as N. gonorrhoeae by tests routinely used for the identification of Neisseria species.
 Symbols: +, strains typically positive but genetic mutants might be negative; -, negative; and V, strain-dependent.
§ Certain strains grow on selective media for isolation of N. gonorrhoeae.
 Includes biovars subflava, flava, and perflava. Neisseria subflava biovar perflava strains produce acid from sucrose and fructose and produce polysaccha-ride from sucrose; Neisseria subflava biovar flava strains produce acid from fructose; Neisseria subflava biovar flava and Neisseria subflava biovar subflava do not produce polysaccharide.
** Rod-shaped organism. Catalase test is weakly positive or negative compared with those of other Neisseria species (catalase positive). Results in this table are for N. elongata subspecies elongata. Strains of N. elongata subspecies glycolytica might produce a weak acid reaction from D-glucose, are catalase-positive, and do not reduce nitrate but do reduce nitrite. Strains of N. elongata subspecies nitroreducans (formerly CDC group M-6) might produce a weak acid reaction from D-glucose, are catalase-negative, and reduce nitrate and nitrite.