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Table 4 The number of colonies formed (CFU) observed in the control and the yeast strains treated with EMS after different exposure times

From: Species disparity response to mutagenesis of marine yeasts for the potential production of biodiesel

Control

YlTun15

RmTun15

TaTun15

DhTun15

CtTun15

205 ± 12a

311 ± 191

247 ± 13*

222 ± 10v

213 ± 22*

15 min

MY1

178 ± 17b

MR1

272 ± 172

MT1

193 ± 7**

MD1

173 ± 4w

MC1

97 ± 17**

30 min

MY2

89 ± 15c

MR2

132 ± 113

MT2

95 ± 11***

MD2

82 ± 6x

MC2

13 ± 6***

45 min

MY3

66 ± 1d

MR3

98 ± 74

MT3

49 ± 3****

MD3

7 ± 5y

–

–

60 min

MY4

23 ± 3e

MR4

36 ± 35

MT4

19 ± 5*****

–

–

–

–

  1. (n = 6 in each case. Value = mean ± Standard error), each column includes the designation of the mutated strain at each time
  2. Symbols, letters and numbers refer to statistically significant productivity values (Tukey test. p < 0.05)
  3. Asterisks (–) refer to No colony on the plate