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中国精品科技期刊2020
蓝承露,胡怡林,王曼,等. 生鲜肉中奇异变形杆菌的流行及其耐药性分析[J]. 食品工业科技,2023,44(13):257−263. doi: 10.13386/j.issn1002-0306.2022100028.
引用本文: 蓝承露,胡怡林,王曼,等. 生鲜肉中奇异变形杆菌的流行及其耐药性分析[J]. 食品工业科技,2023,44(13):257−263. doi: 10.13386/j.issn1002-0306.2022100028.
LAN Chenglu, HU Yilin, WANG Man, et al. Prevalence and Antibiotics Resistance of Proteus mirabilis in Raw Meat[J]. Science and Technology of Food Industry, 2023, 44(13): 257−263. (in Chinese with English abstract). doi: 10.13386/j.issn1002-0306.2022100028.
Citation: LAN Chenglu, HU Yilin, WANG Man, et al. Prevalence and Antibiotics Resistance of Proteus mirabilis in Raw Meat[J]. Science and Technology of Food Industry, 2023, 44(13): 257−263. (in Chinese with English abstract). doi: 10.13386/j.issn1002-0306.2022100028.

生鲜肉中奇异变形杆菌的流行及其耐药性分析

Prevalence and Antibiotics Resistance of Proteus mirabilis in Raw Meat

  • 摘要: 为了解奇异变形杆菌(Proteus mirabilisP. mirabilis)在生鲜畜禽肉中的污染情况和耐药性水平,研究分别采了集5个市场的猪肉、鸡肉和鸭肉样品,对样品中的P. mirabilis进行分离鉴定。采用纸片扩散法对分离的P. mirabilis菌株进行21种抗生素的药敏实验。结果表明:579份鲜肉样品中共检出490株P. mirabilis,3种肉中猪肉、鸡肉与鸭肉P. mirabilis的污染率分别为65.61%、78.95%和67.90%。其中,市场5的鸡肉污染率最高,为82.00%。所有市场P. mirabilis分离株对红霉素的耐药率最高,各市场均高于97.85%,其次依次是甲氧苄氨嘧啶、强力霉素、壮观霉素、四环素、链霉素、复方新诺明和庆大霉素,均为50.00%以上。490株P. mirabilis多重耐药现象严重,多重耐药率为100.00%。对所有8类抗生素均具有泛耐药性的P. mirabilis菌株占14.90%。本研究中5个市场的鲜肉受P. mirabilis污染严重且污染的P. mirabilis菌株具有普遍的多重耐药现象,应对该区P. mirabilis的污染情况及耐药性进行持续监测,以期为食物中毒的防控和临床用药的选择提供更多参考。

     

    Abstract: To understand the contamination and antibiotic resistance of Proteus mirabilis in raw meat, a total of 579 samples of pork, chicken, and duck meats were collected from 5 markets, and P. mirabilis in the samples was isolated and identified. The susceptibility to 21 antibiotics of the P. mirabilis isolated in this study was tested by the disk diffusion method. A total of 490 P. mirabilis in those 579 samples were isolated and identified. The contamination rates of P. mirabilis in pork, chicken, and duck meats were 65.61%, 78.95%, and 67.90%, respectively. Market 5 had the highest contamination rate (82.00%) among the chicken samples. The antibiotic resistance rates of all P. mirabilis isolates to erythromycin was the highest, which was higher than 97.85% in all markets, followed by trimethoprim (78.00%~93.68%), doxycycline (73.12%~79.82%), spectinomycin (65.26%~88.17%), tetracycline (64.52%~79.95%), streptomycin (60.55%~86.02%), trimethoprim-sulfameth (52.29%~87.10%), and gentamicin (51.61%~76.15%), all of which were more than 50.00%. The multiple-drug resistance of 490 strains of P. mirabilis was severe with a rate of 100.00%. P. mirabilis strains with pan drug-resistance to all 8 classes of antibiotics accounted for 14.90%. In conclusion, the fresh meats from 5 markets were seriously contaminated by P. mirabilis, and all the isolates had multiple-drug resistance. The contamination and antibiotic resistance of P. mirabilis in this area should be continuously monitored in order to provide more information for the prevention and control of food poisoning and the selection of clinical medication.

     

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