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Table 1 – Fatty acid profiles of food and ants at the beginning and end of the experiment

From: Patterns and dynamics of neutral lipid fatty acids in ants – implications for ecological studies

 

Formica fusca

Myrmica rubra

Myrmica rubra larvae

Food

NLFA

Week 0

Week 8

Queens

Week 0

Week 8

Queens

Week 0

Week 8

 

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

C12:0

lauric

0.1

(t)

0.1

(t)

0.1

(t)

0.1

(t)

0.1

(t)

0.1

(t)

0.6

(t)

0.4

(t)

0.2

(t)

0.3

(t)

0.1

(1)

0.2

(t)

3.9

(t)

2.4

(t)

0.4

(t)

1.0

(t)

t

(t)

t

(t)

C14:0

mystric

0.5

(t)

0.3

(t)

0.3

(t)

0.6

(t)

0.1

(t)

0.3

(t)

1.9

(1)

1.6

(t)

0.6

(1)

0.5

(1)

0.1

(1)

0.4

(1)

8.8

(1)

5.0

(1)

1.2

(1)

2.7

(1)

t

(t)

t

(t)

C16:0

palmitic

59.0

(25)

40.6

(25)

95.2

(12)

129.8

(18)

25.5

(11)

30.5

(18)

55.7

(18)

54.0

(18)

23.1

(32)

31.3

(30)

3.0

(26)

10.3

(17)

532.7

(54)

397.1

(59)

48.9

(33)

50.1

(25)

9.2

(8)

0.8

(32)

C16:1n9

palmitotelic

4.1

(1)

0.9

(t)

2.6

(t)

4.6

(1)

0.9

(t)

2.4

(1)

6.7

(2)

2.6

(1)

1.1

(1)

1.8

(1)

0.1

(1)

1.6

(3)

11.3

(1)

2.7

(t)

1.2

(1)

8.1

(4)

0.1

(t)

t

(1)

C18:0

stearic

11.6

(10)

11.4

(12)

26.5

(3)

22.3

(3)

7.2

(3)

5.3

(3)

13.1

(5)

17.4

(6)

7.6

(15)

7.7

(13)

1.7

(15)

1.3

(3)

242.2

(25)

209.2

(31)

29.8

(20)

23.4

(12)

6.6

(6)

0.1

(4)

C18:1n9

oleic

284.7

(64)

224.6

(62)

523.7

(67)

570.3

(78)

151.4

(66)

135.4

(77)

273.5

(74)

251.7

(74)

80.0

(48)

129.2

(55)

4.4

(26)

46.1

(76)

202.6

(19)

51.5

(8)

39.4

(27)

112.2

(56)

1.8

(2)

1.5

(59)

C18:2n6

linoleic

0.4

(t)

0.4

(t)

4.2

(1)

0.2

(t)

3.0

(1)

0.5

(t)

1.3

(1)

1.6

(1)

2.4

(2)

0.3

(t)

1.1

(7)

0.4

(1)

3.2

(t)

2.1

(t)

3.4

(2)

1.3

(1)

5.3

(4)

0.1

(2)

C18:3n3

α-linolenic

0

(0)

0

(0)

138.8

(17)

0

(0)

30.8

(14)

0

(0)

0

(0)

0

(0)

3.9

(2)

0

(0)

3.1

(18)

0

(0)

0

(0)

0

(0)

20

(14)

0

(0)

80.9

(72)

t

(1)

C18:3n6

γ-linolenic

0

(0)

0

(0)

22.5

(3)

0

(0)

9.1

(4)

0

(0)

0

(0)

0

(0)

1.3

(1)

0

(0)

0.9

(5)

0

(0)

0

(0)

0

(0)

1.7

(1)

0

(0)

8.9

(8)

0

(0)

C20:0

arachidic

0.1

(t)

0.1

(t)

0.1

(t)

0.1

(t)

0.1

(t)

0

(t)

0.2

(t)

0.2

(t)

0.1

(t)

0.1

(t)

0.1

(t)

0.1

(t)

0.7

(t)

0.6

(t)

0.2

(t)

0.1

(t)

t

(t)

t

(t)

Total

360.3

278.4

813.9

728.0

228.0

174.5

353.1

329.7

120.3

171.2

14.5

60.3

1005.5

670.6

146.3

198.9

112.8

2.6

Sample size

3

3

3

3

3

3

3

3

3

3

2

3

3

3

1

1

3

2

  1. Average amounts are given in μg of NLFA/mg of dry weight (fresh weight for food). Values in brackets are average percentages of the total composition of NLFAs per sample. +: high-fat treatment; −: low-fat treatment; t: detected in trace amount (less than 0.1 μg/mg or 1% of composition)