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Updated: Apr 6, 2026

Preparation of High-Quality Fermented Fish Product
Published on: August 23, 2019
Effect of added autochthonous yeasts on the volatile compounds of dry-cured hams
Nicoletta Simoncini1, Anna Pinna1, Tania Toscani1
1Stazione Sperimentale per l'Industria delle Conserve Alimentari, V.le F. Tanara, 31/A, 43100 Parma, Italy.
Abstract:
Three yeast strains belonging to Debaryomyces and Hyphopichia spp., isolated from dry-cured hams and previously tested for biocontrol activity against toxigenic Penicillium nordicum, were investigated for ability in colonising ham surface. Hams were twice yeast-inoculated onto the unskinned muscle surface during ripening and processed up to full maturation in two manufacturing plants. The yeast strains and the manufacturing plants differed (P < 0.05) in surface populations, volatile compounds and sensory descriptors of matured hams. Sensory scores for each of the yeast-inoculated groups were higher or similar to the non-inoculated ones (controls). Debaryomyces strains were regarded as those most fit to colonise the ham surface under the ecological conditions of dry-curing rooms, hence to qualify as biocontrol agents against the growth of undesired mould and preserve the typical sensory properties of dry-cured hams.
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Fermentation
Fermentation is a type of metabolic process that occurs in the absence of oxygen, where organic molecules such as glucose are broken down to produce energy. During this process, the...