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f Live and Dead OF CLINICAL MICROBIOLOGY, July 2022, p. 3169– 3175 Primer Sequence (5’3’) size (bp) 16S195(s) CAGTATTTACCGCATGGTAGATAT 294 16S489(as2) GTAAGATACCGTCAAGTGAGAA cps2Js GTTGAGTCCTTATACACCTGTT 459 cps2Jas CAGAAAATTCATATTGTCCACC CI 6s GTTGAGTCCTTATACACCTGTTACTCAGTGCCGCAGCTAACGCATT 620 CI 7as CAGAAAATTCATATTGTCCACCCGACTTCACCCCAATCATCTATCC ? Multiplex PCR Assays for Simultaneous Detection of Six Major Serotypes and Two VirulenceAssociated Phenotypes of Streptococcus suis in Tonsillar Specimens from Pigs. JOURNAL OF CLINICAL MICROBIOLOGY, Aug. 2022, p. 2922–2929 ? The cps Genes of Streptococcus suis Serotypes 1, 2, and 9: Development of Rapid SerotypeSpecific PCR Assays. JOURNAL OF CLINICAL MICROBIOLOGY, Oct. 1999, p. 3146–3152 Use of Ribotyping and Hemolysin Activity To Identify Highly Virulent Streptococcus suis Type 2 Isolates?. JOURNAL OF CLINICA MICROBIOLOGY, Jan. 1998, p. 15– 19 檢測(cè)要點(diǎn) ? 傳代培養(yǎng)后細(xì)菌形態(tài)不典型 ,多為革蘭氏陰性球桿菌 ,不成鏈 ,因此剛分離到的細(xì)菌形態(tài)觀察十分重要 ? 鏈球菌的生化特性變化較大,鏈球菌屬內(nèi)的各種鏈球菌的生化相近,因此,按照伯杰氏細(xì)菌鑒定手冊(cè)難以對(duì)菌株進(jìn)行菌種鑒定 檢測(cè)要點(diǎn) ? 由于豬鏈球菌是新近發(fā)現(xiàn)的菌種,一些微生物自動(dòng)鑒定系統(tǒng)沒有該菌種的相關(guān)數(shù)據(jù)。98年用 MAS300微生物自動(dòng)生化分析儀,曾將 2型豬鏈球菌誤判為血鏈球菌 ? 用 API 20 strep生化系統(tǒng)能很好地對(duì)分離株進(jìn)行菌種鑒定 ?PCR也是有效和快速的檢測(cè)方法 謝謝!