为研究内蒙古及上海部分地区金黄色葡萄球菌流行病学特征,对两个地区的分离株进行生化鉴定、16S r RNA鉴定,并对鉴定为金黄色葡萄球菌等分离株进行药敏试验及RAPD随机扩增多态性分型。结果表明:内蒙古及上海部分地区的分离菌中有91株被...为研究内蒙古及上海部分地区金黄色葡萄球菌流行病学特征,对两个地区的分离株进行生化鉴定、16S r RNA鉴定,并对鉴定为金黄色葡萄球菌等分离株进行药敏试验及RAPD随机扩增多态性分型。结果表明:内蒙古及上海部分地区的分离菌中有91株被鉴定为金黄色葡萄球菌;药敏试验结果显示两个地区分离的金黄色葡萄球菌均有较严重的多重耐药现象,且上海地区分离菌的耐药情况比内蒙古地区严重,但两个地区的分离菌均对喹诺酮类抗生素高度敏感;RAPD结果显示菌株共分为12个基因型,其中1型5株(5.5%),2型6株(6.6%),3型15株(16.5%),4型10株(11.0%),5型13株(14.3%),6型、9型和12型各2株(2.2%),7型8株(8.8%),8型24株(26.4%),10型3株(3.3%),11型仅1株(1.1%),8型菌株占总菌株数的26.4%,为主要流行的优势菌群。地域环境可能是影响病原菌耐药及基因型分布差异的重要原因。展开更多
Biomass charcoal has positive effects on reducing soil nutrient loss, increasing fertilizer utilization, reducing organic pollution and pesti-cide residues, inhibiting pollutant enrichment, and reducing bioavailabilit...Biomass charcoal has positive effects on reducing soil nutrient loss, increasing fertilizer utilization, reducing organic pollution and pesti-cide residues, inhibiting pollutant enrichment, and reducing bioavailability of pollutants. In this paper, the concept and effect of biomass charcoal were reviewed; the research situation of phenolic pollutants in soil was described; and the research progress on restoration of soil phenolic acid pol-lution by biomass charcoal application was summarized.展开更多
文摘为研究内蒙古及上海部分地区金黄色葡萄球菌流行病学特征,对两个地区的分离株进行生化鉴定、16S r RNA鉴定,并对鉴定为金黄色葡萄球菌等分离株进行药敏试验及RAPD随机扩增多态性分型。结果表明:内蒙古及上海部分地区的分离菌中有91株被鉴定为金黄色葡萄球菌;药敏试验结果显示两个地区分离的金黄色葡萄球菌均有较严重的多重耐药现象,且上海地区分离菌的耐药情况比内蒙古地区严重,但两个地区的分离菌均对喹诺酮类抗生素高度敏感;RAPD结果显示菌株共分为12个基因型,其中1型5株(5.5%),2型6株(6.6%),3型15株(16.5%),4型10株(11.0%),5型13株(14.3%),6型、9型和12型各2株(2.2%),7型8株(8.8%),8型24株(26.4%),10型3株(3.3%),11型仅1株(1.1%),8型菌株占总菌株数的26.4%,为主要流行的优势菌群。地域环境可能是影响病原菌耐药及基因型分布差异的重要原因。
基金Supported by High-level Talents Project of Lishui City(2016RC09)Science and Technology Innovation Activity and New Talent Plan of College Students in Zhejiang Province(2017R464001)
文摘Biomass charcoal has positive effects on reducing soil nutrient loss, increasing fertilizer utilization, reducing organic pollution and pesti-cide residues, inhibiting pollutant enrichment, and reducing bioavailability of pollutants. In this paper, the concept and effect of biomass charcoal were reviewed; the research situation of phenolic pollutants in soil was described; and the research progress on restoration of soil phenolic acid pol-lution by biomass charcoal application was summarized.
