Used Gamma Irradiator

[William Lorenzen <LORENZEN_W@A1.TCH.Harvard.edu>]

          I am looking for a used gamma irradiator for research use.  
          Gammacell 40 or Mark I type unit or equivalent.  
          
          Any leads would be helpful.
          
          Please reply to me directly and not to the list.
          
          William A. Lorenzen
          Children's Hospital
          Boston, Ma 02115
          
          lorenzen_w@a1.tch.harvard.edu
          (617) 355-7516

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