2015—2017年酒泉市部分地区羊肉制品食源性病菌污染情况调查

为初步了解并分析酒泉市部分地区羊肉制品中食源性致病菌的污染情况,于2015—2017年对酒泉市5个县市随机采集羊肉制品827份,参照食品国家安全标准对采集的样品中沙门氏菌、金黄色葡萄球菌、大肠杆菌O157:H7、副溶血性孤菌和单核细胞增生李斯特菌污染情况进行了调查。结果显示:共有116份样品被检测出携带食源性致病菌,检出率14.03%,其中金黄色葡萄球菌74份(8.95%)、沙门氏菌23份(2.78%)、副溶血性孤菌12份(1.45%)、单核细胞增生李斯特菌7份(0.85%),没有检出大肠杆菌O157:H7;2015—2017年检出率分别为24.05%、12.09%和7.75%;不同羊肉制品中以油炸肉检出率最高(48.65%),生肉最低(5.67%)。说明酒泉市羊肉制品中食源性病菌污染较为严重,其中主要以沙门氏菌和金黄色葡萄球菌为主,给消费者健康造成潜在的威胁,相关部门需要提高食品安全监管力度。

Investigation of Foodborne Pathogens of Mutton Products in Jiuquan City from 2015 to 2017

To understand the prevalence of foodborne pathogens in mutton products from Jiuquan city,and provide basic datas for the prevention and control of foodborne diseases in mutton products.827 mutton products were collected randomly from five counties and cities in Jiuquan city from 2015 to 2017.The contamination of Salmonella,Staphylococcus aureus,Escherichia coli O157:H7,Solitary parahaemolytic bacteria and Listeria monocytogenes were investigated according to the national food safety standards.A total of 116 samples were detected with foodborne pathogens,the detection rate was 14.03%.Among them,74(8.95%)were Staphylococcus aureus,23(2.78%)were Salmonella,12(1.45%)were Parahaemolytic solitary bacteria and 7(0.85%)were Listeria monocytogenes;In addition,from 2015 to 2017,the detection rates were 24.05%,12.09%and 7.75%respectively;Among different mutton products,the detection rate of fried meat was the highest(48.65%)and raw meat was the lowest(5.67%).The prevalences of foodborne pathogens in mutton products in Jiuquan city is serious.Salmonella and Staphylococcus aureus are the main pathogens,which pose a potential threat to human health.The relevant departments should also improve food safety supervision.