Pfeifer wand

Pfeifer coli bacillus Pfeiffer; synonym: wand of Pfeifer-Afanasyeva, wand influenza, Haemophilus influenzae, Bact. influenzae) is conditionally pathogenic bacterium found on the mucous membrane of the respiratory tract of healthy people and having etiological role in the emergence of angina, bronchitis, pneumonia as a complication of measles and influenza), otitis, meningitis (mainly in children), nasopharyngitis and others In a pure culture of the wand of Pfeifer dedicated Plaferon (R. Pfeiffer) in 1892, Belongs to a group of Haemophilus (genus Haemophilus), which can only grow on nutrient media with blood, rabbit, pigeon, or a person.
Wand of Pfeifer - very small wand (0,2-0,SH,5-2 MK); polymorphic; stationary; the dispute does not form; capsule have some strains in the S-form. Wand of Pfeifer gram, badly painted aniline dyes, better - carbolic-fuchsin (paint of Pfeifer). At colouring mainly identified pole sticks. Aerobe, but may behave and how the optional gone anaerobic. Optimum temperature of growth 37C, minimum 25-27°, maximum 43 degrees.
Wand of Pfeifer - auxotroph on those in the blood thermostable X-factor (gelatin) and thermolabile V-factor (identical to vitamin C). Wand of Pfeifer ferments glucose and poorly dextrose with the formation of acid, restores nitrate to nitrite forming indol. Dies within 30 minutes at temperature 55 degrees, under the action of sunlight and drying. Disinfectants (1% solution of phenol, or 0.5% solution of mercuric chloride) kill PP instantly. 6 serological types p. P. designated as a, b, c, d, e, f. For laboratory diagnosis prepare smears of pus, sputum or centrifugate cerebrospinal fluid.