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Table 1 Effect of immuno-stimulation on cuticular hydrocarbon profiles

From: Modulation of social interactions by immune stimulation in honey bee, Apis mellifera, workers

Substance

Sham

Saline

LPS

Kruskal-Wallis

H(2, N = 33)

Alkanes

    

Octadecane

0,17 ± 0,11

0,18 ± 0,05

0,19 ± 0,11

NS

Nonadecane

0,29 ± 0,14

0,35 ± 0,21

0,15 ± 0,04

NS

Eicosane

0,09 ± 0,04

0,09 ± 0,03

0,06 ± 0,04

NS

Heneicosane

1,24 ± 0,40

1,73 ± 0,65

0,84 ± 0,20

NS

Docosane

0,14 ± 0,02

0,16 ± 0,04

0,11 ± 0,02

NS

Tricosane

4,42 ± 0,73

4,70 ± 0,89

3,92 ± 0,39

NS

Tetracosane

tr

tr

tr

NS

Pentacosane

2,88 ± 0,66

2,76 ± 0,16

2,99 ± 0,17

NS

Hexacosane

0,38 ± 0,13

0,38 ± 0,07

0,34 ± 0,04

NS

Heptacosane

10,21 ± 3,91

9,76 ± 1,76

9,88 ± 1,45

NS

Octacosane

0,67 ± 0,06

0,62 ± 0,04

0,59 ± 0,06

NS

Nonacosane

14,15 ± 0,83

12,56 ± 1,52

12,33 ± 1,12

NS

Tritriacontane

0,72 ± 0,15

0,76 ± 0,06

0,77 ± 0,06

NS

Hentriacontane

17,24 ± 3,59

17,49 ± 1,99

18,70 ± 1,12

NS

Dotriacontane

0,23 ± 0,06

0,30 ± 0,08

0,30 ± 0,07

p = 0.05

Tritriacontane

3,03 ± 0,93

4,60 ± 1,51

4,51 ± 1,00

p = 0.024

Alkenes

    

Nonadecene

tr

tr

tr

NS

Tricosene

0,30 ± 0,08

0,31 ± 0,06

0,29 ± 0,03

NS

Pentacosene

0,37 ± 0,06

0,35 ± 0,05

0,32 ± 0,03

p = 0.049

Heptacosene

0,39 ± 0,11

0,36 ± 0,13

0,26 ± 0,04

p = 0.001

Nonacosene

1,17 ± 0,09

0,96 ± 0,10

0,98 ± 0,08

p = 0.014

Hentriacontene Isomere1

4,42 ± 0,47

4,23 ± 0,21

4,37 ± 0,52

NS

Hentriacontene Isomere 2

6,17 ± 0,52

6,06 ± 0,24

6,28 ± 0,61

NS

Dotriacontene

0,89 ± 0,12

0,98 ± 0,04

1,02 ± 0,08

p = 0.026

Tritriacontene

16,77 ± 3,02

19,24 ± 0,49

20,30 ± 1,71

p = 0.01

Alkynes

    

Pentacosyne

tr

tr

tr

NS

Tritriacontyne

2,08 ± 0,46

2,43 ± 0,83

2,44 ± 0,31

NS

Methylalkanes

    

11,13,15-Methylpentacosane

0,30 ± 0,07

0,29 ± 0,07

0,38 ± 0,04

NS

11,13-Methylheptacosane

2,39 ± 0,31

2,60 ± 0,58

2,50 ± 0,21

NS

11,13,15-Methylnonacosane

2,15 ± 0,19

2,34 ± 0,56

2,27 ± 0,24

NS

11,13,15-Methylhentriacontane

1,31 ± 0,12

1,43 ± 0,35

1,42 ± 0,15

NS

11,13,15,17-Methyltritriacontane

0,56 ± 0,07

0,68 ± 0,17

0,69 ± 0,08

NS

  1. Data for this figure were obtained from gas chromatography analysis of cuticular washes of worker bees from colony SDI8 (10 Sham bees, 11 Saline-injected bees, 12 LPS-injected bees). These data represent the relative proportions of each compound found across all three treatment groups. For the discriminant analysis, the 3 compounds in italics were not used for analyses, due to their very low proportion (<0.1%).