|
|
 |  | 
Pathogen Modeling Program (PMP) Online
| | |
|
|
|
|
|
|
Growth Factors For Selected Bacteria
| | ORGANISM | TEMP °Ca | pHa | aWa | | | Salmonella spp. | 5.2 / 35-43 / 46.2 | 3.8 / 7.0-7.5 / 9.5 | 0.94 / 0.99 / >0.99 | | | Clostridium botulinum | | | | | | A & B | 10 - 50 | 4.7 - 9 | >0.93 | | | nonproteolytic B | 5 - ? | -b | NRc | | | E | 3.3 - 15-30 | -b | >0.965 | | | F | 4 - ? | -b | NRc | | | Staphylococcus aureus | 7 / 37 / 48 | 4.0 / 6.0-7.0 / 10 | 0.83(0.9) / 0.98 / >0.99 | | | Campylobacter jejuni | 32 / 42-43 / 45 | 4.9 / 6.5-7.5 / ca9 | >0.987 / 0.997 / - | | | Yersinia enterocolitica | -1.3 / 25-37 / 42 | 4.2 / 7.2 / 9.6 | - / - / 5% NaCl | | | Listeria monocytogenes | -0.4 / 37 / 45 | 4.39 / 7.0 / 9.4 | 0.92 / - / - | | | Vibrio cholerae O1 | 10 / 37 / 43 | 5.0 / 7.6 / 9.6 | 0.970 / 0.984 / 0.998 | | | V. cholerae non-O1 | -b | -b | -b | | | Vibrio parahaemolyticus | 5 / 37 / 43 | 4.8 / 7.8-8.6 / 11 | 0.940 / 0.981 / 0.996 | | | Clostridium perfringens | 4 / 43-47 / 50 | 5.5-5.8 / 7.2 / 8.0-9.0 | 0.97 / 0.95-0.96 / 0.93 | | | Bacillus cereus | 4 / 30-40 / 55 | 5.0 / 6.0-7.0 / 8.8 | 0.93 / - / - | | | Escherichia coli | ca7-8 / 35-40 / ca44-46 | 4.4 / 6-7 / 9.0 | 0.95 / 0.995 / - | | | Shigella sonnei | 6.1 / - / 47.1 | 4.9 / - / 9.34 | - / - / 5.18% NaCl | | | Shigella flexneri | 7.9 / - / 45.2 | 5.0 / - / 9.19 | - / - / 3.78% NaCl | |
a. minimum / optimum / maximum values.
b. The value, though unreported, is probably close to other species of the genus.
c. NR denotes that no reported value could be found, but for most vegetative cells, an aW of >0.95 would be expected. | Values taken from:
ICMSF(1996) Microorganisms in Foods 5: Characteristics of Microbial Pathogens, Roberts, T. A., Baird-Parker, A. C. and Tompkin, R. B. (eds.), Blackie Academic & Professional, London [ISBN 0 412 47350 X] | | Microbial Survival in the Environment, E. Mitscherlich and E.H. Marth (eds.), Springer-Verlag, Berlin and Heidelberg, 1984. [ISBN 3-540-13726-2 Springer-Verlag, Berlin, New York, Tokyo] [ISBN 0-387-13726-2 Springer-Verlag, Heidelberg, Berlin, Tokyo]. | | | |
|
|
|
|
|
|
|
|
|
|