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. 2021 Sep 17;29(2):1197–1209. doi: 10.1016/j.sjbs.2021.09.046

Table 4.

Antifungal activity of Spirulina extracts expressed as inhibition zones diameters (mm).

Solvents Conc. (mg/mL) Candida tropicalis Candida albicans Candida glabrata Aspergillus flavus Aspergillus fumigatus Aspergillus niger
Methanol 2.5 15.0 cd 17.0 cd 16.0de 18.0 cd 19.0 cd 17.0 cd
5 16.1bc 18.0bc 18.0bc 19.0bc 20.0bc 18.0bc
10 17.0b 19.2b 18.8b 20.0b 21.0b 19.0b
Acetone 2.5 11.0 g 13.1 g 13.0 g 14.0 g 15.0 g 13.0 g
5 12.3 fg 14.3 fg 14.5 fg 15.4 fg 16.3 fg 14.3 fg
10 13.2ef 15.6ef 15.0ef 16.0ef 17.0ef 15.0ef
Hexane 2.5 13.1ef 15.2ef 15.4ef 16.0ef 17.0ef 15.0ef
5 14.4de 16.4de 16.3de 17.3de 18.3de 16.3de
10 15.0 cd 17.0 cd 17.7 cd 18.0 cd 19.0 cd 17.0 cd
Positive control (Diniconazole) 10 20.3a 22.3a 23.4a 25.3a 28.3a 23.3a
SEM 0.381 0.273 0.136 0.564 0.431 0.412
P-values
Solvent <0.001 <0.001 <0.001 <0.001 <0.001 <0.001
Concentration 0.001 0.001 <0.001 0.001 0.001 0.001
Solvent × Concentration 0.996 0.996 0.871 0.996 0.802 0.374
Treatments vs. Positive control <0.001 <0.001 <0.001 <0.001 <0.001 <0.001

SEM, standard error of means, means in the same column with different letters are significantly different.