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Table 2 Yield of fungal extracts and reduction in ferric ion activity of standard and endophytic fungi

From: Extracts of endophytic fungi from leaves of selected Nigerian ethnomedicinal plants exhibited antioxidant activity

S/N

Standard and Fungal code

Yield of endophytic fungi extract (mg) in 200 g of rice medium

Absorbance readings at varying concentrations (μg/ml)

62.5

125

250

500

1.

Gallic acid

–

0.479 ± 0.011

0.486 ± 0.004

0.499 ± 0.009

0.521 ± 0.004

2.

ZA 161

0233

0.277 ± 0.001*

0.302 ± 0.002*

0.333 ± 0.005*

0.460 ± 0.009*

3.

ZA 162

1390

0.212 ± 0.017*

0.240 ± 0.003*

0.233 ± 0.021*

0.453 ± 0.086

4.

ZA 163

0044

0.304 ± 0.002*

0.310 ± 0.005*

0.424 ± 0.009*

1.190 ± 0.001*

5.

ZA 164

0080

0.219 ± 0.005*

0.240 ± 0.006*

0.278 ± 0.006*

0.324 ± 0.006*

6.

CA 041

0900

0.296 ± 0.005*

0.412 ± 0.009*

0.843 ± 0.011*

1.070 ± 0.038*

7.

CA 042

1280

0.230 ± 0.003*

0.238 ± 0.005*

0.453 ± 0.118

0.932 ± 0.002*

8.

CA 043

0930

0.233 ± 0.004*

0.256 ± 0.005*

0.478 ± 0.047

0.994 ± 0.002*

9.

FE 081

1650

0.219 ± 0.007*

0.249 ± 0.005*

0.280 ± 0.002*

0.387 ± 0.011*

10.

FE 082

1247

0.300 ± 0.012*

0.320 ± 0.002*

0.382 ± 0.021*

0.852 ± 0.008*

11.

FE 084

1960

0.239 ± 0.010*

0.245 ± 0.005*

0.336 ± 0.011*

0.869 ± 0.064*

12.

CU 061

2002

0.428 ± 0.046

0.357 ± 0.010*

0.249 ± 0.004*

0.142 ± 0.003*

13.

CU 062

0066

0.452 ± 0.018

0.472 ± 0.007

0.316 ± 0.048

0.179 ± 0.019*

14.

MO 211

0044

0.307 ± 0.007*

0.341 ± 0.012*

0.351 ± 0.004*

0.440 ± 0.007*

15.

MO 212

1402

0.236 ± 0.004*

0.272 ± 0.007*

0.356 ± 0.034

0.441 ± 0.021

16.

NA 021

0539

0.224 ± 0.007*

0.251 ± 0.004*

0.252 ± 0.020*

0.301 ± 0.005*

17.

NA 022

0166

0.263 ± 0.001*

0.330 ± 0.008*

0.367 ± 0.004*

0.462 ± 0.003*

18.

LO 261

1149

0.259 ± 0.005*

0.332 ± 0.005*

0.490 ± 0.006

0.803 ± 0.011*

19.

GE 091

1010

0.352 ± 0.002*

0.400 ± 0.003*

0.640 ± 0.024*

0.977 ± 0.009*

  1. Absorbance readings are expressed as mean ± SEM. * p < 0.01 significant difference between concentrations of same extract