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Taxonomy
Morphology
Growth conditions
Biochemical characters
Ecology
Pathogenicity
References
Bacteria => Firmicutes => Bacilli => Bacillales => Bacillaceae => Paenibacillus => Paenibacillus macerans (Schardinger 1905) Ash
et al. 1994.
Hystorical synonyms: Bacillus macerans (Schardinger 1905), Aerobacillus macerans (Schardinger 1905) Donker 1926, Zymobacillus
macerans (Schardinger 1905) Kluyver and van Niel 1936, Bactrillum macerans (Schardinger 1905) Pribram 1933, Bacillus
acetoethylicum Northrop et al. 1919, B. betanigrificans Cameron et al. 1936, B. soli Alarie and Gray 1947, Aerobacillus schuylkilliensis
Eisenberg 1942, B. vagans Alarie and Gray 1947.
et al. 1994.
Hystorical synonyms: Bacillus macerans (Schardinger 1905), Aerobacillus macerans (Schardinger 1905) Donker 1926, Zymobacillus
macerans (Schardinger 1905) Kluyver and van Niel 1936, Bactrillum macerans (Schardinger 1905) Pribram 1933, Bacillus
acetoethylicum Northrop et al. 1919, B. betanigrificans Cameron et al. 1936, B. soli Alarie and Gray 1947, Aerobacillus schuylkilliensis
Eisenberg 1942, B. vagans Alarie and Gray 1947.
2,5-5,0 / 0,5-0,7 μm, motile, peritrichous flagella. Gram-positive, Gram-variable or Gram negative rods.
Ellipsoidal, terminal or subterminal spores, swelling the sporangia. No capsule present.
Ellipsoidal, terminal or subterminal spores, swelling the sporangia. No capsule present.
Aerobic, facultatively anaerobic. Growth temperature from 5-20 ºC to 40-50 ºC.
Colonies on nutrient agar are thin , round to spreading. On glucose agar may be
more opaque; not mucoid. Growth at pH 5,7; no growth in 5% NaCl.
Colonies on nutrient agar are thin , round to spreading. On glucose agar may be
more opaque; not mucoid. Growth at pH 5,7; no growth in 5% NaCl.
Spores relatively scarce in soil. Multiplication in plant materials at elevated
temperatures.
temperatures.
Isolated from bovine abortus. Accidentally human pathogen (bacteremia, septicaemia).
- Bîlbîie V., Pozsgi N., 1985, Bacteriologie Medicală, vol.ll, Ed. Medicală, Bucureşti.
- Gordon R.E., Haynes W.C., Pang C.H. (1973) – The genus Bacillus . Agriculture Handbook No. 427, U.S.D.A., Washington D.C.
- Buchanan R.E., Gibbons N.E., Cowan S.T., Holt J.G., Liston J., Murray R.G.E., Niven C.F., Ravin A.W., Stanier R.W. ( 1974) –
Bergey’s Manual of Determinative Bacteriology, Eight Edition, The Williams & Wilkins Company, Baltimore. - Buiuc D., Negut M. , 1999. Tratat de Microbiologie Clinica, Editura Medicala, Bucuresti.
- Euzeby J.P., List of Prokaryotic names with Standing in Nomenclature-Genus Paenibacillus. www.bacterio.cict.
fr/p/paenibacillus.html - Euzeby J.P.:Dictionnaire de Bacteriologie Veterinaire.www.bacterio.cict.fr/bactdico/pp/paenibacillus.html.
Acid and gas produced from glucose, arabinose, xylose and mannitol.
Catalase, starch hydrolysis, gelatin liquefaction, reduction of nitrate to nitrite - positive.
Voges-Proskauer, indole, decomposition of casein – negative.
Utilization of citrate as a source of carbon – variable
Catalase, starch hydrolysis, gelatin liquefaction, reduction of nitrate to nitrite - positive.
Voges-Proskauer, indole, decomposition of casein – negative.
Utilization of citrate as a source of carbon – variable
(c) Costin Stoica
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