Visualizing mast cell migration to tumor sites using sodium iodide symporter of nuclear medicine reporter gene.

"Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper."

"Funding This work was supported by the 10.13039/501100003725National Research Foundation of Korea (NRF) grant funded by the Korean Government (MIST) (NRF-2022R1A2C1004096, NRF-2021R1C1C1009833, NRF-2021R1A4A1025662), by a grant of the Korea Health Technology R&D Project through the 10.13039/501100003710Korea Health Industry Development Institute (KHIDI), by the 10.13039/501100003725National Research Foundation of Korea (NRF) grant funded by the Korean Government (2021R1A5A2021614), and by the Ministry of Health & Welfare, Republic of Korea (Grant No.: HI22C1988)."