Relationship of Scedosporium prolificans with Petriella confirmed by partial LSU rDNA sequences

被引:31
作者
Issakainen, J
Jalava, J
Saari, J
Campbell, CK
机构
[1] Univ Turku, Cent Hosp, Mycol Lab, FIN-20520 Turku, Finland
[2] Turku Univ, Dept Med Microbiol, FIN-20520 Turku, Finland
[3] Publ Hlth Lab Serv, Mycol Reference Lab, Bristol, Avon, England
来源
MYCOLOGICAL RESEARCH | 1999年 / 103卷
关键词
D O I
10.1017/S0953756299008333
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Genetic relationships of twenty strains of Scedosporium, Petriella and Pseudallescheria were studied by sequencing a 370 bp part of the gene which encodes the large subunit ribosomal RNA (LSU rDNA). This study confirms and specifies earlier results from the small subunit ribosomal RNA gene (SSU rDNA). It was confirmed that the pathogenic Scedosporium prolificans is closely related to Petriella, as is Graphium tectonae. Petriella setifera, which includes clinically isolated Scedosporium strains, can be divided into several groups inside the same genus. The main part of Pseudallescheria is clearly distinguished from Petriella. Pseudallescheria is heterogeneous, however: Ps. africana is referred to Petriella and Ps. fimeti is more closely related to Microascus.
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收藏
页码:1179 / 1184
页数:6
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