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Cell viability of IPEC-J2 and PBMC determined using an MTT assay at 24, 48 and 72 h of incubation. Significant differences (p < 0.05) at 24, 48 or 72 h in the same group are indicated with hashtags. Significant differences (p < 0.05) among groups at the same time-point are indicated with asterisks.
