- Extracellular concentrations of non-transmitter amino acids in peri-infarct tissue of patients predict malignant middle cerebral artery infarction. Bosche, B., Dohmen, C., Graf, R., Neveling, M., Staub, F., Kracht, L., Sobesky, J., Lehnhardt, F.G., Heiss, W.D. Stroke (2003)