Figure 3
From: Lactobacillli expressing llama VHH fragments neutralise Lactococcusphages

Flow cytometry showing VHH2 expression on the surface of L. paracasei. L. paracasei transformed with the pLP401-VHH2-anchored (black filled). The negative control, L. paracasei containing the vector pLP402, did not show any signal (grey line).