深圳市东门菜肉市场单核细胞增生李斯特氏菌污染状况分析

目的通过对深圳市东门菜肉市场单核细胞增生李斯特氏菌污染状况的调查,加大对冷藏食品中威胁人类健康单核细胞增生李斯特氏菌的重视。方法根据中华人民共和国国家标准食品卫生微生物学检验总则单核细胞增生李斯特氏菌检验(GB4789.30-2003)、荧光PCR法。结果对所采的50份样品用国标方法和荧光PCR法均检出3株单核细胞增生李斯特氏菌。结论深圳市东门菜肉市场存在着单核细胞增生李斯特氏菌污染,本次调查的污染率为6%,建议管理部门和卫生部门加大卫生监督力度,预防单核细胞增生李斯特氏菌食物中毒的发生。

Investigation of Listeria Monocytogenes Contamination Status at Dongmen Supermarket In Shenzhen

Objective To investigate the Listeria monocytogenes contamination status.Methods Both the routine method(GB4789.30-2003) and real-time PCR were used to detect Listeria monocytogenes in food samples.Results Fifty samples were examined and 3 positive samples were discovered by both methods.Conclusion The Listeria monocytogenes contamination exists at Dongmen supermarket in Shenzhen and the contamination rate is 6%.The food hygienic supervision institute should pay more attention to sanitation measures to avoiding Listeria monocytogenes food poisoning.