Fig. 2. Recent research on CAR-NK cells. (A) Overview of published studies on CAR-NK cells during 2021 – 2024. (B) Proportion of studies utilizing primary NK cells versus NK cell lines. The image was created with BioRender.com.
Abbreviations: NK, natural killer; CAR, chimeric antigen receptor.

Ann Lab Med 2025;45:146~159 https://doi.org/10.3343/alm.2024.0380