title: Early prenatal appearance of substance P in the human visual cortex.
mesh_terms: D005260:Female; D005865:Gestational Age; D006801:Humans; D007124:Immunoenzyme Techniques; D009474:Neurons / Q000378:metabolism / Q000502:physiology*; D011247:Pregnancy; D013194:Staining and Labeling; D013373:Substance P / Q000032:analysis / Q000502:physiology*; D014793:Visual Cortex / Q000033:anatomy & histology / Q000196:embryology* / Q000378:metabolism
chemical_list: D013373:Substance P