SLC5A5 and infection: In order to determine whether MV-NIS infection could also promote radioiodine uptake in our in vivo model of localized medulloblastoma, we treated mice bearing D283med-Luc tumors with MV-NIS (2 × 105 TCID50) and gave them a single IP injection of 131I (37 MBq) 48 hours later.