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首页> 外文期刊>Journal of Clinical Microbiology >Species distribution of coagulase-positive staphylococci in animals.
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Species distribution of coagulase-positive staphylococci in animals.

机译:动物体内凝固酶阳性葡萄球菌的种类分布。

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A total of 268 isolates of coagulase-positive staphylococci from a variety of animal species, including dogs, horses, cats, monkeys, goats, and cows, were assigned to species on the basis of the API Staph- Ident system (Analytab Products, Inc., Plainview , N.Y.). Of 195 isolates from dogs, 179 (91.8%) were Staphylococcus intermedius, as were 9 of 25 (36%) isolates from horses, 7 of 15 (46.6%) isolates from cats, and 4 of 6 (66.6%) isolates from goats. Only 1 of 10 isolates from monkeys and none of 7 isolates from cows were S. intermedius. Of the remaining 68 cultures, 63 were identified as Staphylococcus aureus and 5 as Staphylococcus hyicus. The latter identifications were rendered doubtful on the basis of conventional tests. Identification appeared to be more certain in the S. aureus sample than in the S. intermedius sample. Distribution of biotypes within the two bacterial species as represented by different API profile numbers and reactivity on test substrates showed no significant variations among the host species, except for the S. aureus biotypes in dogs. Both Staphylococcus species were represented about equally among samples from different tissues and lesions, apart from skin-related infections in dogs, which were associated exclusively with S. intermedius (P less than 0.01). Differences between S. aureus and S. intermedius in antimicrobial susceptibility patterns, prevalence of clumping factor, and occurrence of beta-toxin were found to be not significant.
机译:根据API Staph-Ident系统(Analytab Products,Inc.),将来自各种动物物种(包括狗,马,猫,猴子,山羊和牛)的268种凝结酶阳性葡萄球菌分离物共分配到物种中。,Plainview,NY)。在狗的195个分离株中,中间葡萄球菌179个(91.8%),马的25个分离株中有9个(36%),猫的15个分离株中有7个(46.6%),山羊的6个分离物中有4个(66.6%)。 。来自猴子的10个分离株中只有1个,来自母牛的7个分离株中没有一个是中间链球菌。在其余的68种培养物中,有63种被鉴定为金黄色葡萄球菌,有5种被鉴定为hyicus葡萄球菌。在常规测试的基础上,后一种识别方式令人怀疑。在金黄色葡萄球菌样品中的鉴定似乎比在中间链球菌样品中的鉴定更为确定。用不同的API谱号和测试底物上的反应性表示的两种细菌物种内的生物型分布,除狗中的金黄色葡萄球菌生物型外,在宿主物种之间未显示任何显着差异。两种葡萄球菌在来自不同组织和病变的样本中的表达大致相同,除了与皮肤相关的犬感染(只与中间链球菌相关)外(P小于0.01)。发现金黄色葡萄球菌和中间链球菌在抗菌药敏感性模式,聚集因子的发生率和β-毒素的发生率上差异不显着。

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