Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2007 by Universidad Católica de Valparaíso -- Chile
Vol. 9 No. 1, Issue of January 15, 2006
 

Table 1. Mannanase activity zone and colony growth of parental and mutant Aspergillus niger strains (First selection).

Aspergillus niger strains

Colony diameter

(cm)

Zone of activity

(cm)

Zone/colony diameter

UAM-GS1

1.0 0.01

1.3 0.005

1.30 0.001

GS1-S047

0.9 0.01

1.4 0.001

1.56 0.002

GS1- S048

0.6 0.01

1.0 0.001

1.67 0.001

GS1-S059

1.0 0.01

1.8 0.011

1.80 0.010

GS1-S064

1.0 0.01

1.4 0.011

1.40 0.001

GS1-S067

1.0 0.01

1.7 0.012

1.70 0.001

 

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