examination of synaptogenesis in the external plexiform layer ( epl ) of olfactory bulb from 21-day-old mice in the three groups revealed no treatment-related changes in synaptic structure , appositional length or ratios of the two dominant type of epl synapses , which are formed between dendrites of the output neurons ( mitral and tufted cells ) and granule cells .
C0011305
dendrites
C0027882
neurons