A Novel Promising Strain of Trichoderma evansii (WF-3) for Extracellular α-Galactosidase Production by Utilizing Different Carbon Sources under Optimized Culture Conditions

Table 1

Effect of different metal ions on the activity of 𝛼-Gal secreted by T. evansii (WF-3) in culture medium in presence of soya meal (SM) as carbon sources.

Culture media	Metal ions/reagents	Concentration (mM)	Relative Activity (%)
Soya meal (SM)	Cu^2+	1.0	72.97
		2.0	39.36
		5.0	00.01
	Mg^2+	1.0	100.0
		2.0	90.31
		5.0	80.28
	Ag^+	0.05	43.32
		0.10	44.70
		0.20	00.01
		0.50	0
	Hg^2+	0.05	0
	EDTA	0.05	50.92
		0.10	52.14
		0.20	48.49
		0.50	50.22
	Succinic acid	1.0	80.79
		2.0	79.77
		5.0	80.79
		10	87.18