Investigation on Contamination Status and Antibiotic Resistance of Salmonella in Prepared Chicken Product Sold in Weifang
Objective:To investigate the contamination and antibiotic resistance of Salmonella in prepared chicken product for the purpose of food risk assessment and safety standard revision.Method:In 2023,35 samples of prepared chicken sold in Weifang were collected.Salmonella was isolated and identified according to GB 4789.4-2016,and drug resistance monitoring was carried out by micro-broth method.Result:Salmonella was detected in 11 of 35 prepared chicken product samples,the total detection rate was 31.4%.Antibiotic resistant test showed that Salmonella in prepared chicken product was resistant to a variety of antibiotics,with the highest resistance to ampicillin,streptomycin and cefazolin,with 93.3%,73.3%and 73.3%,respectively.Conclusion:There is Salmonella contamination in the prepared chicken product sold in Weifang city,and the isolates were resistant to a variety of antibiotics.
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