Neurochemical hypotheses

The original version of the dopamine hypothesis suggested that an ..... of dopamine activity may be responsible for schizophrenic symptoms, (hyperdominergia) in sub-cortical regions, e.g. the limbic system (Carlsson and Lindqvit, 1963) but an updated version (Davis, 1991) suggested that although there may be an excess of dopaminergic activity in some brain regions, schizophrenia is also ... ................
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