Video 9
CTL interactions with blood vessels. Time-lapse TPLSM video (acceleration 200x; 560 x 560 µm) showing OT1-GFP effector cells (green) in close contact with blood vessels (red) within an EG7 tumor during the late phase of tumor rejection (day 5). Rhodamine-dextran 70 kD (red) was injected intravenously before imaging.