has part has part has_part characteristic of has modifier mitral cell abnormal olfactory bulb mitral cell layer morphology abnormal mitral cell morphology abnormal mitral neuron morphology MPheno.ontology 2010-02-04T12:52:28Z any structural anomaly of the large glutaminergic nerve cells whose dendrites synapse with axons of the olfactory receptor neurons in the glomerular layer of the olfactory bulb, and whose axons pass centrally in the olfactory tract to the olfactory cortex csmith MP:0009954 morphology abnormal