DEVELOPMENT AND OPTIMIZATION OF A DEFINED MEDIUM FOR AEROBIC GROWTH OF BACILLUS-STEAROTHERMOPHILUS LLD-15

被引:25
作者
AMARTEY, SA [1 ]
LEAK, DJ [1 ]
HARTLEY, BS [1 ]
机构
[1] IMPERIAL COLL SCI TECHNOL & MED,CTR BIOTECHNOL,LONDON SW7 2AZ,ENGLAND
关键词
D O I
10.1007/BF01086315
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
Methionine, biotin, nicotinic acid and thiamine were found to be absolute requirements for growth of Bacillus stearothermophilus strain LLD-15, an L-lactate dehydrogenase mutant, at 70-degrees-C. A defined medium for aerobic growth did not support anaerobic growth. Physiological and subsequent taxonomic studies showed that strain LLD-15 is not a derivative of B. stearothermophilus NCA 1503 as originally thought, but bears some similarity to B. caldotenax.
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页码:621 / 626
页数:6
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