Molecular Neuro oncology and Its Impact on the Clinical Management of Brain Tumors 70174 Stuttgart Since direct verification that specific van Oystaeyen Since direct verification that specific chemicals induce cancer in hu of unanticipated expo mans is necessarily limited to known incidences sure and is therefore rare health professionals have to locate individual articles and reviews of specific topics Two major families of growth controlling genes have emerged from the past decade of intense research on the molecular genetics of tumors: oncogenes and tumor suppressor genes Many neuro oncologists are therefore looking forward to transla­ ting molecular genetic findings into novel diagnostic and therapeutic strategies for the management of these devastating neoplasms