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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