Additionally, infected tumor cells exhibited significantly higher cell death when infected with both MeVac-VLQSQRTD and MeVac-SGKALVLQSQRTD compared to MeVac-eGFP when cocultured with 8-VHVL or 8-VLVH CAR-T cells, relative to CD19 CAR-T cells. Here, CD19 is linked to neoplasm.