Identification of antifungal principle in the solvent extract of an endophytic fungus Chaetomium globosum from Withania somnifera

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Table 4 Correlation coefficient and regression model between % peak area of sch210971 in different VLC fractions and their growth inhibition property against S. sclerotiorum

Fraction no.	% Peak area at Rt 42.4 min (λ_max288 nm)	% Growth inhibition at 100 μg/ml	% Growth inhibition at 200 μg/ml
WSL 2E VIII	30.34	76.4	82.63
WSL 2E IX	20.00	55.19	64.70
WSL 2E X	18.48	21.57	55.74
Regression Model		% GI= −33.469 + 3.684 X % Peak area ± 19.952	% GI = 20.194 + 2.070 X % Peak area ± 4.14
Coefficient of determination (R)		0.740	0.954
Coefficient of correlation (r)		0.860	0.976