B.cereus

bompuz bompuz at hotmail.com
Tue Mar 30 04:21:57 EST 1999


>3. is it possible to find any vegetative forms of B.cereus in
egg-and-brandy
>liqueur after the eggs had a warm treatment of 30 minutes at 50-60 degree
>Celsius.

When Plate Count Agar is used to enumerate Bacillus spp., the samples are
heated at 80°C for 20 min. prior to plating. Both vegetative cells and
spores survive this treatment so I suppose it's possible to find vegetative
forms of Bacillus after the heat treatment you mentioned.

Angelika Florvaag
Researcher
Department of Food Science
P.O.Box 5036
N-1432 Ås, Norway
Phone: + 47 64 94 85 42
Fax: + 47 64 94 37 89






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