Figure 4
From: Bacterial magnetic particles as a novel and efficient gene vaccine delivery system

Luciferase gene delivery by BMPs-pGL4.17 with or without a magnet. C57BL/6 mice were vaccinated with 10 μg BMPs-pGL4.17 by subcutaneous injection with a magnet on the injection site for 10 min (1, 2) or without a magnet (3, 4). Luciferase imaging was performed at 48 h after vaccination.