Fig. 2From: Preferential epithelial expression of type-1 cannabinoid receptor (CB1R) in the developing canine embryoPhotomicrographs of the developing central nervous system focusing at the olfactory bulbs (a) and choroidal plexa (b). a asterisks indicate positive fibres in the developing olfactory cortex; b arrows indicate cytoplasmic immunostaining of choroidal plexa epithelial cells. Scale bars are equal to 50 µmBack to article page