Abstract
Summary and Conclusions
1) Extracts from whole steer-brain (excluding pineal gland) cause the same changes in schizophrenic patients as do pineal extracts made the same way. Concentration of active material in brain tissue is very small. Substances which originate in the pineal gland appear to be widely distributed in the central nervous system. 2) Beef ovary, liver and skeletal and cardiac muscle contained no active material.
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