The Study of Aminolevulinic Acid  
  Dr. John Ruge and the study of aminolevulinic acid to enhance visualization and resection of malignant glial tumors of the brain  
  Listen to an interview with Dr. Ruge @  
  Read Dr. Ruge's published research paper at the Journal of Neurosurgery (PDF).  
  Dr Ruge ImageUS patent application of a novel algorithm to search for the most current and relevant brain tumor information on an iPhone or iPad.  This led to the development of Medeligo.

Read the new article about Medeligo, "This Chicago Surgeon's App Wants to Give Doctors a Better Search Tool Than Google".