29 June 2016 New study confirms harm of neonicotinoids to bees through royal jelly
Neonicotinoids, at field-relevant concentrations, decrease the amount of acetylcholine in bee larvae diet. This induces an increase in larvae mortality and thus an increase in brood mortality.
To the scientific article: http://journals.plos.org/plosone/article/asset?id=10.1371%2Fjournal.pone.0156886.PDF