AQUABACTER-SPIRITENSIS, GEN-NOV, SP-NOV AN AEROBIC, GAS-VACUOLATE AQUATIC BACTERIUM

被引:10
作者
IRGENS, RL
KERSTERS, K
SEGERS, P
GILLIS, M
STALEY, JT
机构
[1] LAB MICROBIOL & MICROBIELE GENET,B-9000 GHENT,BELGIUM
[2] UNIV WASHINGTON,DEPT MICROBIOL,SEATTLE,WA 98195
关键词
AQUABACTER; AQUATIC BACTERIUM; GAS VACUOLES;
D O I
10.1007/BF00248607
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
A gram-negative, rod-shaped, gas-vacuolate, aerobic, heterotrophic bacterium was isolated from Spirit Lake, Washington. It was further characterized by phase-contrast and electron microscopy and phenotypic tests. The isolate does not utilize carbohydrates. Deoxyribonucleic acid-ribosomal ribonucleic acid (rRNA) hybridizations showed that this bacterium is a member of rRNA superfamily IV where it occupies a separate position on the Azorhizobium caulinodans rRNA sub-branch which, is part of an rRNA cluster containing also the Beijerinckia, the Bradyrhizobium japonicum and the Rhodopseudomonas palustris sub-branches. Its relationship to other gas-vacuolated genera within rRNA superfamily IV is discussed. A new genus Aquabacter with one species Aquabacter spiritensis is proposed. The type strain is strain SPL-1 (= ATCC 43981 = LMG 8611).
引用
收藏
页码:137 / 142
页数:6
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