AUTOMATIC CELLULASE ASSAY IN COMPUTER COUPLED PILOT FERMENTATION

被引:6
作者
LEISOLA, M
VIRKKUNEN, J
KARVONEN, E
MESKANEN, A
机构
[1] HELSINKI UNIV TECHNOL,DEPT ELECT ENGN,SF-02150 ESPOO 15,FINLAND
[2] TECH RES CTR FINLAND,BIOTECH LAB,SF-00121 HELSINKI 12,FINLAND
[3] RINTEKNO OY,SF-02620 ESPOO 62,FINLAND
关键词
D O I
10.1016/0141-0229(79)90109-1
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
Equipment for the automatic measurement of cellulase activity was connected to a computer-coupled pilot fermenter. The measurement was based on the use of dyed Avicel cellulose as substrate. An intermittent sampling device was used to take a sample from the fermenter at intervals of one hour. The computer was programmed to calculate the cellulase activity during fermentation. The measured activity values were corrected against a standard sample of known activity by means of a mathematical model for the calibration curve which was stored in the computer. On-line measurement of enzyme activity was successfully performed. © 1979.
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页码:117 / 121
页数:5
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