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

 

Supported by UNESCO / MIRCEN network