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Table 4 Overlaps between pheromone- and foraging-related genes, separated by foraging preference

From: Honey bee (Apis mellifera) larval pheromones may regulate gene expression related to foraging task specialization

 

Pheromone genes

Pollen Upregulated

Nectar Upregulated

Overlap Pollen

Overlap Nectar

BP vs Control

58

79

246

1

40*

EBO vs Control

152

79

246

0

71*

  1. Because foraging preference was a binary trait in the generalized linear model (i.e. either pollen or nectar), DEGs that were up-regulated in nectar foragers were by definition down-regulated in pollen foragers, and vice versa. Foraging-related DEGs were upregulated in pollen foragers (and downregulated in nectar foragers) when log fold change was greater than 0 and upregulated in nectar foragers (and downregulated in pollen foragers) when log fold change was less than zero. There was a significant overlap between pheromone-related genes and genes that were upregulated in nectar foragers
  2. *significantly greater overlap of genes than expected by chance; P<0.001; hypergeometric test