title: Electronmicroscopic analysis of E-PTA stained synaptic contacts of human cerebral cortex.
mesh_terms: D002540:Cerebral Cortex / Q000648:ultrastructure*; D005260:Female; D006801:Humans; D008854:Microscopy, Electron; D008875:Middle Aged; D010772:Phosphotungstic Acid; D013194:Staining and Labeling; D013569:Synapses / Q000648:ultrastructure*
chemical_list: D010772:Phosphotungstic Acid