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Taxonomy
Morphology
Growth conditions
Biochemical characters
Ecology
Pathogenicity
References
Bacteria =>Firmicutes =>Bacilli =>Bacillales => Planococcaceae => Sporosarcina => Sporosarcina psychrophila (Nakamura 1984)
Yoon et al. 2001
Historical synonyms: Bacillus psychrophilus (Larkin and Stokes, 1967) Nakamura 1984
Yoon et al. 2001
Historical synonyms: Bacillus psychrophilus (Larkin and Stokes, 1967) Nakamura 1984
0.8-0.9/1.8-4.5 µm, Gram positive rods; variable motility; peritrichous flagella.
Spores: spherical, subterminal or terminal, sometimes swelling the sporangium.
Spores: spherical, subterminal or terminal, sometimes swelling the sporangium.
-maximum temperature 25-30 ºC; minimum temperature 0-3 ºC
-no growth in anaerobic agar
-growth in 5% NaCl (variable)
-no growth in 10% NaCl
-no growth at 5.7 pH
-no growth in anaerobic agar
-growth in 5% NaCl (variable)
-no growth in 10% NaCl
-no growth at 5.7 pH
Isolated from soil, river water.
Unknown (none).
- 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. - Gordon E.R., Haynes W.C., Pang C.H.-N., 1973.The Genus Bacillus, Agriculture Handbook No. 427, Agriculture Research
Service USDA, Washington D.C. - Yoon J.H., Lee K.C., Weiss N., Kho Y.H., Kang K.H. & Park Y.H.: Sporosarcina aquimarina sp. nov., a bacterium isolated from
seawater in Korea, and transfer of Bacillus globisporus (Larkin and Stokes 1967), Bacillus psychrophilus (Nakamura 1984)
and Bacillus pasteurii (Chester 1898) to the genus Sporosarcina as Sporosarcina globispora comb. nov., Sporosarcina
psychrophila comb. nov. and Sporosarcina pasteurii comb. nov., and emended description of the genus Sporosarcina. Int. J.
Syst. Evol. Microbiol., 2001, 51, 1079-1086.
Acid production from glucose is positive and negative from arabinose.
Acid production from xylose & mannitol is variable.
Starch hydrolysis, reduction of nitrate to nitrite, decomposition of urea & catalase
positive.
Voges-Proskauer, resistance to lysozyme, citrate utilization, indole, deamination of
phenylalanine & decomposition of tyrosine are negative.
Decomposition of casein is variable.
Acid production from xylose & mannitol is variable.
Starch hydrolysis, reduction of nitrate to nitrite, decomposition of urea & catalase
positive.
Voges-Proskauer, resistance to lysozyme, citrate utilization, indole, deamination of
phenylalanine & decomposition of tyrosine are negative.
Decomposition of casein is variable.
(c) Costin Stoica
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