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. 2019 Apr 3;93(8):e01830-18. doi: 10.1128/JVI.01830-18

FIG 3.

FIG 3

Microscopy of CD4 surface display in L. acidophilus. GFP, green; CD4, red which was conjugated with anti-CD4 polyclonal antibody and allophycocyanin (APC); DIC, differential interference contrast. WT cells were only used as the negative controls.