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  • 1 National Bureau of Standards Analytical Chemistry Division 20234 Washington, D. C. USA
  • 2 Weizmann Institute of Science Rehovot Israel
  • 3 Brentwood Veterans Administration Hospital Neurobiochemistry Laboratory T-85 90025 Los Angeles California USA
  • 4 UCLA The Department of Psychiatry and The Brain Research Institute 90025 Los Angeles California USA
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The nuclear track technique was used to study the lithium uptake and location in the brains of rats. This study indicated that a maximum lithium concentration was reached in the brain eight hours after an intraperitoneal injection.