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 The study was carried out on live bivalve molluscs available on Polish market. Microbiological tests were performed for the presence of <italic>Salmonella </italic>sp., <italic>Vibrio parahaemolyticus</italic>, spore-forming anaerobe bacteria, and coagulase-positive <italic>Staphylococcus</italic> sp., and for the enumeration of <italic>Escherichia coli</italic>. ELISA was used for the determination of marine biotoxins, paralytic shellfish poisoning (PSP), amnesic shellfish poisoning (ASP), and diarrhoeic shellfish poisoning (DSP). Microbiological examinations were performed according to ISO and Polish Standards. <italic>Salmonella </italic>sp. was not detected in any sample tested. Coagulase-positive staphylococci were identified in 9.0% of the samples. <italic>V. parahaemolyticus </italic>was isolated from 17.0% of mussels. Shellfish were highly contaminated by anaerobes, which were isolated from 68.0% of the samples. The number of <italic>E. coli </italic>ranged from &lt;2.0 x 101 up to >1.8 x 104 MPN/100 g. The majority of mussels were free from the marine biotoxins tested or contained them bellow the permitted level. The analysis of microbiological and toxicological status of raw bivalve molluscs available on Polish market indicates that they are generally safe for the consumers.
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The study was carried out on live bivalve molluscs available on Polish market. Microbiological tests were performed for the presence of Salmonella sp., Vibrio parahaemolyticus, spore-forming anaerobe bacteria, and coagulase-positive Staphylococcus sp., and for the enumeration of Escherichia coli. ELISA was used for the determination of marine biotoxins, paralytic shellfish poisoning (PSP), amnesic shellfish poisoning (ASP), and diarrhoeic shellfish poisoning (DSP). Microbiological examinations were performed according to ISO and Polish Standards. Salmonella sp. was not detected in any sample tested. Coagulase-positive staphylococci were identified in 9.0% of the samples. V. parahaemolyticus was isolated from 17.0% of mussels. Shellfish were highly contaminated by anaerobes, which were isolated from 68.0% of the samples. The number of E. coli ranged from <2.0 x 101 up to >1.8 x 104 MPN/100 g. The majority of mussels were free from the marine biotoxins tested or contained them bellow the permitted level. The analysis of microbiological and toxicological status of raw bivalve molluscs available on Polish market indicates that they are generally safe for the consumers.

Microbiological and Marine Biotoxins Contamination of Raw Bivalve Molluscs Commercially Available in Poland

Department of Hygiene of Food of Animal Origin

Journal of Veterinary Research

The study was carried out on live bivalve molluscs available on Polish market. Microbiological tests were performed for the presence of Salmonella sp., Vibrio parahaemolyticus, spore-forming anaerobe bacteria, and coagulase-positive Staphylococcus sp., and for the enumeration of Escherichia coli. ELISA was used for the determination of marine biotoxins, paralytic shellfish poisoning (PSP), amnesic shellfish poisoning (ASP), and diarrhoeic shellfish poisoning (DSP). Microbiological examinations were performed according to ISO and Polish Standards. Salmonella sp. was not detected in any sample tested. Coagulase-positive staphylococci were identified in 9.0% of the samples. V. parahaemolyticus was isolated from 17.0% of mussels. Shellfish were highly contaminated by anaerobes, which were isolated from 68.0% of the samples. The number of E. coli ranged from 1.8 x 104 MPN/100 g. The majority of mussels were free from the marine biotoxins tested or contained them bellow the permitted level. The analysis of microbiological and toxicological status of raw bivalve molluscs available on Polish market indicates that they are generally safe for the consumers.

The study was carried out on live bivalve molluscs available on Polish market. Microbiological tests were performed for the presence of Salmonella sp., Vibrio...

Microbiological and Marine Biotoxins Contamination of Raw Bivalve Molluscs Commercially Available in Poland

Publié en ligne: 17 janv. 2013

Pages: 563 - 568

DOI: https://doi.org/10.2478/v10213-012-0099-9

Mots clés
raw bivalve molluscs, microbiological contamination, marine biotoxins

This content is open access.

Microbiological and Marine Biotoxins Contamination of Raw Bivalve Molluscs Commercially Available in Poland

Publié en ligne: 17 janv. 2013

Pages: 563 - 568

DOI: https://doi.org/10.2478/v10213-012-0099-9

Mots clésraw bivalve molluscs, microbiological contamination, marine biotoxins

This content is open access.

Mots clés
raw bivalve molluscs, microbiological contamination, marine biotoxins