Investigation on contamination of vibrio parahaemolyticus in different samples in Hangzhou
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Abstract
ObjectiveTo understand the contamination of vibrio parahaemolyticus in marine products,prepared foods and kitchen envionment and the vibrio parahaemolyticus carriors in cooks contacting prepared foods in Hangzhou,and provide scientific evidence for preventing and controlling vibrio parahaemolyticus food poisoning.MethodsSamples were analyzed according to Chinese national standard GB/T4789.7-2003.Results49 strains were detected among 431 marine pruducts,2 strains among 77 prepared foods,24 strains among 403 environmental swabs,and 1 strains among 300 cook faeces.The positive rates were 11.37%,2.60%,5.96% and 0.33% respectively.ConclusionVibrio parahaemolyticus existed to a certain extent in marine products,prepared foods and kitchen environment in Hangzhou,however the vibrio parahaemolyticus carriors rate in cooks contacting prepared foods in Hangzhou is amazingly low.
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