毒力 基因 | GenBank 序列号 | 引物序列(5′ ~ 3′) | 产物长 度(bp) |
Fla | FlaF | TCCAACCGTYTGACCTC | 608 |
FlaR | GMYTGGTTGCRATGGT | ||
Elastase | ElaF | ACACGGTCAAGGAGATCAAC | 513 |
ElaR | CGCTGGTGTTGGCCAGCAGG | ||
hlyA | hlyAF | GGCCGGTGGCCCGAAGATACGGG | 597 |
hlyAR | GGCGGCGCCGGACGAGACGGG | ||
ast | astF | TCTCCATGCTTCCCTTCCACT | 260 |
astR | GTGTAGGGATTGAAGAAGCCG | ||
act | actF | AGAAGGTGACCACCAAGAACA | 232 |
actR | AACTGACATCGGCCTTGAACTC | ||
Ascf-G | ASCF-GF | ATGAGGTCATCTGCTCGCGC | 900 |
ASCF-GR | GGAGCACAACCATGGCTGAT |

Citation: Yonglu Wang, Zhenzhou Huang, Li Wang, Rong Wang, Hang Dai, Hongyan Cai, Xiaoli Du and Duochun Wang. Analysis on molecular characteristics and drug resistance of Aeromonas from environmental Sources in Ma'anshan, Anhui[J]. Disease Surveillance. DOI: 10.3784/j.issn.1003-9961.2019.09.008

2017年安徽省马鞍山市环境来源气单胞菌的分子特征和耐药分析
English
Molecular characteristics and drug resistance of Aeromonas from environmental Sources in Ma'anshan, Anhui
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Key words:
- Aeromonas /
- Molecular characteristic /
- Drug sensitivity
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[1]
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表 1 气单胞菌毒力基因检测引物
Table 1. Primers used for detection of virulence genes of Aeromonas
表 2 不同样本中气单胞菌检出情况
Table 2. Detection of Aeromonas in different samples
样品名称 样品数(份) 分离阳性数(份) 阳性率(%) 农村生活用水 127 35 27.6 食物中毒样品 82 10 12.2 海水产品 100 9 9.0 游泳池水 121 7 5.8 城区生活用水 278 5 1.8 包装食品 161 0 0.0 合计 869 66 7.6 表 3 不同样品中气单胞菌的种类分布
Table 3. Species distribution of Aeromonas in different samples
样品名称 维氏气单胞菌(株) 嗜水气单胞菌(株) 简氏气单胞菌(株) 水生气单胞菌(株) 豚鼠气单胞菌(株) 疱氏气单胞菌(株) 舒氏气单胞菌(株) 总计(株) 农村生活用水 18 4 9 3 0 0 1 35 食物中毒样品 3 1 2 0 4 0 0 10 海水产品 0 2 0 5 2 0 0 9 游泳池水 1 5 1 0 0 0 0 7 城区生活用水 2 1 1 0 0 1 0 5 合计 24 13 13 8 6 1 1 66 表 4 66株气单胞菌毒力基因检测情况
Table 4. Detections of virulence genes of Aeromonas strains
毒力
基因维氏气单胞菌(n=24) 嗜水气单胞菌(n=13) 简氏气单胞菌(n=13) 水生气单胞菌(n=8) 豚鼠气单胞菌(n=6) 合计 检出数(株) 检出率(%) 检出数(株) 检出率(%) 检出数(株) 检出率(%) 检出数(株) 检出率(%) 检出数(株) 检出率(%) 检出数(株) 检出率(%) Fla 13 54.2 6 46.2 5 38.5 5 62.5 5 83.3 34 53.1 act 12 50.0 9 69.2 6 46.2 3 37.5 4 66.7 34 53.1 Elastase 6 25.0 8 61.5 7 53.8 4 50.0 3 50.0 28 43.8 hlyA 8 33.3 6 46.2 4 30.8 4 50.0 2 33.3 24 37.5 Ast 9 37.5 6 46.3 4 30.8 3 37.5 3 50.0 23 35.9 Ascf-G 6 25.0 6 46.4 3 23.1 2 25.0 2 33.3 18 28.1 表 5 66株气单胞菌菌的药敏结果情况
Table 5. Drug susceptibility results of Aeromonas strains
药物名称 敏感 中度敏感 耐药 菌株数量(株) 敏感率(%) 菌株数量(株) 敏感率(%) 菌株数量(株) 耐药率(%) 氨苄西林 1 1.5 3 4.5 62 94.0 氨苄西林/舒巴坦 3 4.5 3 4.5 60 90.9 头孢唑啉 33 50.0 18 27.3 15 22.7 头孢替坦 66 100.0 0 0.0 0 0.0 头孢他啶 64 97.0 0 0.0 2 3.0 头孢曲松 65 98.5 0 0.0 1 1.5 氨曲南 64 96.7 0 0.0 2 3.3 亚胺培南 66 100.0 0 0.0 0 0.0 阿米卡星 65 98.5 1 1.5 0 0.0 庆大霉素 66 100.0 0 0.0 0 0.0 妥布霉素 65 98.5 1 1.5 0 0.0 环丙沙星 66 100.0 0 0.0 0 0.0 左旋氧氟沙星 66 100.0 0 0.0 0 0.0 呋喃妥因 66 100.0 0 0.0 0 0.0 甲氨苄啶/磺胺甲恶唑 65 98.5 0 0.0 1 1.5 哌拉西林/他唑巴坦 66 100.0 0 0.0 0 0.0 -