Development of bacterial contamination during production of yeast extracts

Applied and Environmental Microbiology

Volumn 65, Issue 7, 1999, Pages 3261-3263

  Barrette, Julie ^a   Champagne, Claude P ^b   Goulet, Jacques ^a  

^a UNIVERSITÉ LAVAL   (Canada)

^b FOOD RESEARCH AND DEVELOPMENT CENTRE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ACETIC ACID ETHYL ESTER; CHITOSAN;

ARTICLE; AUTOLYSIS; BACILLUS; BACTERIUM CONTAMINATION; LACTOCOCCUS; LEUCONOSTOC; NONHUMAN; PH; SACCHAROMYCES CEREVISIAE;

AEROCOCCUS; BACILLI; BACILLUS; BACTERIA (MICROORGANISMS); LACTOCOCCUS; LEUCONOSTOC; SACCHAROMYCES CEREVISIAE;

EID: 0032975232     PISSN: 00992240     EISSN: None     Source Type: Journal    
DOI: 10.1128/aem.65.7.3261-3263.1999     Document Type: Article

References (19)

1. Arnold, W. N., ed. 1981. Yeast cell envelopes: biochemistry, biophysics, and ultrastructure, p. 129-137. CRC Press Reprints, Blaker Wood.
2. Baldwin, C., and C. W. Robinson. 1990. Disruption of Saccharomyces cerevisiae using enzymatic lysis combined with high-pressure homogenization. Biotechnol. Tech. 4:329-334.
3. Barrette, J. 1997. Production d'extraits de levures biostimulants destinés à la prolifération de lactocoques. M.S. thesis. Université Laval, Québec, Québec, Canada.
4. Breddam, K., and T. Beenfeldt. 1991. Acceleration of yeast autolysis by chemical methods for production of intracellular enzymes. Appl. Microbiol. Biotechnol. 35:323-329.
5. Chao, K. C., E. F. McCarthy, and G. A. McConaghy. 1980. Yeast autolysis process. U.S. patent 4,218,481.
6. Doyon, G., G. Gaudreau, D. St.-Gelais, Y. Beaulieu, and C. J. Randail. 1991. Simultaneous HPLC determination of organic acids, sugars and alcohols. Can. Inst. Food Sci. Technol. J. 24:87-94.
7. Hough, J. S., and I. S. Maddox. 1970. Yeast autolysis. Process Biochem. 5:50-52.
8. Jenson, I. 1998. Bread and baker's yeast, p. 172-198. In B. J. B. Wood (ed.), Microbiology of fermented foods, 2nd ed., vol. 1. Blakie Academic & Professional, London, England.
9. Lurton, L., J.-P. Segain, and M. Feuillat. 1989. Étude de la protéolyse au cours de l'autolyse de levures en milieu acide. Sci. Aliments 9:111-124.
10. Origane, A., and T. Sato. 1993. Production of yeast extract. U.S. patent 5,188,852.
11. Peppler, H. J. 1982. Yeast extracts. Econ. Microbiol. 7:293-312.
12. Reed, G., and T. W. Nagodawithana. 1991. Yeast-derived products, p. 369-412. In V. N. Reinhold (ed.), Yeast technology, 2nd ed. AVI, New York, N.Y.
13. Slaughter, J. C., and T. Nomura. 1992. Autocatalytic degradation of proteins in extracts of a brewing strain of Saccharomyces cerevisiae. The role of endopeptidases and exopeptidases. Appl. Microbiol. Biotechnol. 37:638-642.
14. Speck, M. L. 1984. Compendium of methods for the microbiological examination of foods, 2nd ed. American Public Health Association, Washington D.C.
15. Sudarshan, N. R., D. G. Hoover, and D. Knorr. 1992. Antibacterial action of chitosan. Food Biotechnol. 6:257-272.
16. Sugimoto, H. 1974. Synergistic effect of ethanol and sodium chloride on autolysis of baker's yeast for preparing food-grade yeast extracts. J. Food Sci. 39:939-942.
17. Viljoen, B. C., and J. F. R. Lues. 1993. The microbial populations associated with post-fermented dough and compressed baker's yeast. Food Microbiol. 10:379-386.
18. Vosti, D. C., and M. A. Joslyn. 1954. Autolysis of baker's yeast. Appl. Microbiol. 2:70-78.
19. Wang, G.-H. 1992. Inhibition and inactivation of five species of foodborne pathogens by chitosan. J. Food Prot. 55:916-919.