Table 2 Fatty acid profile (mg/g dry weight) in control (C) and stress conditions (NL, Fe, AC, Fe + AC, LT and HT)

C12:0

0.28 ± 0.04

0.33 ± 0.03

0.51 ± 0.04*

0.38 ± 0.04

0.41 ± 0.02*

0.17 ± 0.02

0.55 ± 0.04**

C14:0

0.65 ± 0.04

0.98 ± 0.05**

0.65 ± 0.02

0.82 ± 0.02

0.57 ± 0.02

0.59 ± 0.02

0.79 ± 0.02*

C15:1

0.60 ± 0.18

1.56 ± 0.07*

0.26 ± 0.01

0.38 ± 0.04

0.28 ± 0.07

0.19 ± 0.01

1.89 ± 0.31

C15:0

0.25 ± 0.02

0.31 ± 0.02

0.27 ± 0.02

0.25 ± 0.02

0.18 ± 0.01*

0.23 ± 0.01

0.24 ± 0.02

C16:1

0.70 ± 0.07

1.04 ± 0.11*

0.73 ± 0.06

1.02 ± 0.09

0.84 ± 0.03

0.65 ± 0.08

1.06 ± 0.09*

C16:0

12.71 ± 0.76

14.82 ± 0.96

13.45 ± 0.54

16.74 ± 0.28*

12.53 ± 0.32

11.84 ± 0.19

14.31 ± 0.39

C17:1

0.00

0.26 ± 0.02**

0.00

0.00

0.00

0.00

0.00

C17:0

0.23 ± 0.02

0.34 ± 0.03**

0.21 ± 0.01

0.27 ± 0.01

0.19 ± 0.02*

0.20 ± 0.01

0.31 ± 0.01*

C18:3n6

1.83 ± 0.12

2.57 ± 0.11*

0.99 ± 0.08*

1.05 ± 0.04*

0.67 ± 0.06**

2.66 ± 0.10**

1.38 ± 0.03*

C18:3n3

2.84 ± 0.51

0.34 ± 0.04*

3.84 ± 0.06

4.62 ± 0.85*

5.70 ± 0.45*

2.58 ± 0.31

3.86 ± 0.26*

C18:2n6

13.00 ± 1.02

22.45 ± 0.94**

10.85 ± 0.55

19.93 ± 0.42*

12.23 ± 0.83

11.05 ± 1.05

16.01 ± 0.14*

C18:1n9

11.18 ± 0.44

9.21 ± 1.62

13.21 ± 0.80

3.93 ± 0.53*

12.51 ± 0.67

12.19 ± 0.68

12.67 ± 0.32*

C18:0

4.79 ± 0.36

6.14 ± 0.25*

6.28 ± 0.26

9.71 ± 0.59**

7.23 ± 0.36*

4.07 ± 0.23

6.55 ± 0.26*

C20:4n6

1.77 ± 0.11

2.24 ± 0.09*

1.56 ± 0.08

1.24 ± 0.02*

0.78 ± 0.04**

2.27 ± 0.05*

1.49 ± 0.03

C20:5n3

0.99 ± 0.06

2.04 ± 0.06**

1.46 ± 0.07*

1.17 ± 0.03

0.50 ± 0.03**

1.28 ± 0.03*

0.74 ± 0.02**

C20:3n6

0.18 ± 0.02

0.23 ± 0.02

0.27 ± 0.06

0.35 ± 0.01**

0.24 ± 0.02*

0.22 ± 0.01

0.30 ± 0.07

C20:2

0.87 ± 0.09

1.18 ± 0.03*

1.24 ± 0.07

0.40 ± 0.01*

1.32 ± 0.08*

0.80 ± 0.07

1.32 ± 0.06*

C20:1

1.30 ± 0.10

1.56 ± 0.03*

1.91 ± 0.10

2.2 ± 0.04**

1.91 ± 0.14

1.24 ± 0.10

1.90 ± 0.09*

C20:0

0.35 ± 0.03

0.53 ± 0.03*

0.50 ± 0.02*

1.62 ± 0.15**

0.86 ± 0.04**

0.28 ± 0.03

0.61 ± 0.02**

C22:6n3

0.00

4.39 ± 0.42**

0.00

0.00

0.83 ± 0.02**

2.35 ± 0.24**

0.56 ± 0.02**

C22:1n9

3.19 ± 0.19

3.67 ± 0.09*

4.23 ± 0.26

3.69 ± 0.16

3.78 ± 0.33

3.19 ± 0.35

4.10 ± 0.04*

C22:0

0.16 ± 0.02

0.26 ± 0.00*

0.20 ± 0.02

0.73 ± 0.04**

0.39 ± 0.02**

0.12 ± 0.01

0.28 ± 0.02*

C24:1

0.14 ± 0.02

0.25 ± 0.05

0.46 ± 0.03**

0.13 ± 0.01

0.35 ± 0.07

0.16 ± 0.00

0.34 ± 0.05**

C24:0

0.40 ± 0.13

0.54 ± 0.19

0.45 ± 0.12

0.76 ± 0.21

0.67 ± 0.13

0.47 ± 0.06

0.78 ± 0.10*

TFA

58.41 ± 4.35

77.24 ± 5.26*

63.53 ± 3.28

71.39 ± 3.61*

64.97 ± 3.78

58.87 ± 3.66

72.04 ± 2.41*