Forebrain and midbrain regions are deleted in Otx2 −/− mutants due to a defective anterior neuroectoderm specification during gastrulation. Development 121 , 3279–3290 (1995).

The brain can be divided into three basic units: the forebrain, the midbrain and the hindbrain. These areas are: Occipital lobe, Temporal lobe, Parietal lobe, Frontal lobe. Cerebral cortex, Cerebellum ...