Table 3: Total exoproteinase activity of R. solani grown on medium without and with yeast extract.

SubstrateSpecific activity, U/mg of protein/min
with 1% yeast extractwithout yeast extract

Azocasein83.3 ± 2.3415.0 ± 0.56
BAPNA26.0 ± 0.8810.0 ± 0.31
Z-AALPNA40.0 ± 1.38 1.8 ± 0.06