Figure 1. Angiopep-2 CEST MRI results for YOUNG and DCLN rats. (A) Intravenous injection of Angiopep-2 and measurement of CEST values at 0, 30, 60, 90, and 120 min. (B–D) Representative images for YOUNG, DCLN and OLD rats injected with Angiopep-2 (ANG2). (E) Comparison between YOUNG and DCLN rats (n=5). (F) Comparison between YOUNG and OLD rats (n=5).