Thermal resistance of Bacillus stearothermophilus spores in different heating systems containing some approved food additives

Letters in Applied Microbiology

Volumn 23, Issue 3, 1996, Pages 187-191

  Lopez M ^a   Mazas, M ^b   Gonzalez I ^b   Gonzalez J ^b   Bernardo, A ^b  

^a UNIVERSITY OF VIGO   (Spain)

^b UNIVERSITY OF LEÓN   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

BACTERIOLOGY; BENZOIC ACID; HEATING EQUIPMENT; SODIUM CHLORIDE; SPECIFIC HEAT;

BACILLUS STEAROTHERMOPHILUS; D VALUES; DECIMAL REDUCTION; DISTILLED WATER; HEATING SYSTEM; MOLARITY; POTASSIUM SORBATES; REDUCTION TIME; SODIUM BENZOATE; Z VALUE;

HEAT RESISTANCE;

FOOD ADDITIVE;

ARTICLE; BACTERIAL SPORE; CONTROLLED STUDY; GEOBACILLUS STEAROTHERMOPHILUS; HEAT TOLERANCE; NONHUMAN;

EID: 0029798459     PISSN: 02668254     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1472-765x.1996.tb00061.x     Document Type: Article

References (21)

1. Amaha, M. and Ordal, Z.J. (1957) Effect of divalent cations in the sporulation medium on the thermal death rate of Bacillus coagulans var. thermoacidurans. Journal of Bacteriology 74, 596-604.
2. Briggs, A. and Yazdany, S. (1970) Effect of sodium chloride on the heat and radiation resistance and on the recovery of heated or irradiated spores of the genus Bacillus. Journal of Applied Bacteriology 33, 621-632.
3. Brown, K.L. and Thorpe, R.H. (1978) The relationship between pH and the heat resistance and recovery of bacterial spores. Technical Memorandum, Campden Food Preservation Research Association, No. 204. Chipping Campden, UK.
4. Brown, K.L., Ayres, C.A., Gaze, J.E. and Newman, M.E. (1984) Thermal destruction of bacterial spores immobilized in food/alginate particles. Food Microbiology 1, 187-198.
5. Condón, S., Arrizubieta, M.J. and Sala, F.J. (1993) Microbial heat resistance determinations by the multipoints system with the thermoresistometer TR-SC. Improvement of this methodology. Journal of Microbiological Methods 18, 357-366.
6. Cook, A.M. and Brown, M.R.W. (1960) Preliminary studies on the heat resistance of bacterial spores on paper carriers. Journal of Pharmacy and Pharmacology 12, 116T-118T.
7. Cook, A.M. and Gilbert, R.J. (1968) Factors affecting the heat resistance of Bacillus stearothermophilus spores. II. The effect of sporulating conditions and nature of the heating medium. Journal of Food Technology 3, 295-302.
8. Cook, A.M. and Gilbert, R.J. (1969) The effect of sodium chloride on heat resistance and recovery of heated spores of Bacillus stearothermophilus. Journal of Applied Bacteriology 32, 96-102.
9. Davies, F.L., Underwood, H.M., Perkin, A.G. and Burton, H. (1977) Thermal death kinetics of Bacillus stearothermophilus spores at ultra high temperatures. I. Laboratory determination of temperature coefficients. Journal of Food Technology 12, 115-129.
10. Etoa, F.X. and Michiels, L. (1988) Heat induced resistance of Bacillus stearothermophilus spores. Letters in Applied of Microbiology 6, 43-45.
11. Gauthier, C.A., Smith, G.M. and Pflug, I.J. (1978) Effect of phosphate buffer concentration on the heat resistance of Bacillus stearothermophilus spores suspended in parenteral solutions. Applied and Environmental Microbiology 36, 457-464.
12. González, I., López, M., Bernardo, A., González, J. and Martin, R. (1991) Efectos del medio de recuperación sobre la respuesta al calor de Bacillus stearothermophilus. Anales de la Facultad de Veterinaria de León 37, 29-40.
13. Ibarz, P., Palop, A., Condón, S. and Sala, F.J. (1991) Adaptación de un contador automático de U.F.C. al recuento de placas densamente pobladas. XIII Congreso Nacional de Microbiologia. p. 159. Spain.
14. López, M., Mazas, M., González, I., Bernardo, A. and González, J. (1994a) Effect of pH and sodium chloride on the thermal resistance of Bacillus stearothermophilus spores. Microbiologie-Aliments-Nutrition 12, 317-322.
15. López, M., González, I., Mazas, M. and Bernardo, A. (1994b) Efecto del contenido en calcio del medío de subcultivo sobre la recuperación de los esporos de Bacillus stearothermophilus tratados por el calor. IX Congreso de Microbiología de los Alimentos. p. 77. Spain.
16. López, M., González, I., Condón, S. and Bernardo, A. (1996) Effect of pH heating medium on the thermal resistance of Bacillus stearothermophilus spores. International Journal of Food Microbiology 28, 405-410.
17. Mikolajcik, E.M. and Rajkowski, K.T. (1980) Simple technique to determine heat resistance of Bacillus stearothermophilus spores in fluid systems. Journal of Food Protection 43(10), 799-804.
18. Steel, R.G. and Torrie, J.H. (1960) Principles and Procedures of Statistics. pp. 67-87, 305-335. New York: McGraw-Hill.
19. Walker, H.W. (1964) Influence of buffers and pH on the thermal destruction of spores of Bacillus megaterium and Bacillus polymyxa. Journal of Food Science 29, 360-365.
20. Williams, O.B. and Hennessee, A.D. (1956) Studies on heat resistance. VII. The effect of phosphate on the apparent heat resistance of spores of Bacillus stearothermophilus. Food Research 21, 112-116.
21. Yildiz, F. and Westhoff, D.C. (1989) Sporulation and thermal resistance of Bacillus stearothermophilus spores in milk. Food Microbiology 6, 245-250.