Genotypic Diversity of Mutans Streptococci in Brazilian Nursery Children Suggests Horizontal Transmission

Genotypic Diversity of Mutans Streptococci in Brazilian Nursery Children Suggests Horizontal Transmission
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巴西幼儿中变形链球菌的基因型多样性表明水平传播

DOI:
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发表时间:
2001
影响因子:
9.4
通讯作者:
Daniel J. Smith
Daniel J. Smith
中科院分区:
医学2区
文献类型:
--
作者:
R. MATTOS;Yihong Li;P. Caufield;M. Duncan;Daniel J. Smith

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摘要从巴西学龄前儿童中分离出变形链球菌,采用随机引物聚合酶链式反应和限制性片段长度多态性分析方法进行基因分型。在24名有两到五个变形链球菌分离株的儿童中,29%携带两种或两种以上的基因型。在一家托儿所的儿童中发现了匹配的变形链球菌基因型别,这表明是水平传播的。
ABSTRACT Streptococcus mutans strains were isolated from cohorts of Brazilian nursery school children and genotyped by arbitrarily primed PCR and restriction fragment length polymorphism analysis. Of 24 children with two to five S. mutans isolates, 29% carried two or more genotypes. The presence of matching genotypes of S. mutans among children attending one nursery suggests horizontal transmission.
唾液免疫球蛋白 A 抗体与初始变形链球菌感染的关联。
DOI: 10.1111/j.1399-302x.1998.tb00708.x
发表时间: 1998
影响因子: --
作者:
Smith,DJ;King,WF;Akita,H;Taubman,MA
通讯作者: Taubman,MA