IDENTIFICATION OF LEUCONOSTOC-OENOS FROM SOUTH-AFRICAN FORTIFIED WINES BY NUMERICAL-ANALYSIS OF TOTAL SOLUBLE CELL PROTEIN-PATTERNS AND DNA-DNA HYBRIDIZATIONS

被引:12
作者
DICKS, LMT [1 ]
LOUBSER, PA [1 ]
AUGUSTYN, OPH [1 ]
机构
[1] NIETVOORBIJ INST VITICULTURE & OENOL,STELLENBOSCH,SOUTH AFRICA
来源
JOURNAL OF APPLIED BACTERIOLOGY | 1995年 / 79卷 / 01期
关键词
D O I
10.1111/j.1365-2672.1995.tb03122.x
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Eight ethanol-tolerant (17% v/v) strains of Leuconostoc were isolated from South African fortified wines which underwent spoilage in the bottle. The levels of genotypic relatedness of these strains to Leuconostoc oenos, Leuconostoc lactis, Leuconostoc argentinum, Leuconostoc mesenteroides subsp. mesenteroides, Leuconostoc mesenteroides subsp. dextranicum and Leuconostoc paramesenteroides (recently reclassified as Weissella paramesenteroides) were determined by performing numerical analysis of total soluble cell protein patterns and DNA-DNA hybridizations. The fortified wine strains grouped at r greater than or equal to 0.90 into one cluster with the reference strains of Leuc. oenos and shared a DNA homology of 82-95% with the type strains of Leuc. oenos (NCFB 1674(T)). The fortified wine strains were genotypically unrelated to the non-acidophilic Leuconostoc spp.
引用
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页码:43 / 48
页数:6
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