Detecting bacterial spores in soup manufacturing
10 September 2009 | By A.C.M van Zuijlen & S.J.C.M Oomes, Unilever R&D; P. Vos, Check-Points B.V. and S. Brul, University of Amsterdam
Spores from mesophilic aerobic sporeforming bacteria (Bacillus) are sometimes able to survive the thermal process of commercial sterile products and sporadically cause spoilage or food poisoning. Because of an increasing demand for more fresh products, ideally the processing temperatures should be tailored to inactivate the actual spore load rather than…