Mrs evaluation of brain-metabolites in extracts from cell-cultures, human tumors and normal tissue from brain - cholesteryl ester, choline containing compounds and creatine as markers for development, differentiation and pathology.

Mrs evaluation of brain-metabolites in extracts from cell-cultures, human tumors and normal tissue from brain - cholesteryl ester, choline containing compounds and creatine as markers for development, differentiation and pathology.