Fig. 4.
Effects of probiotic bacteria on internalization of C. jejuni using polarised pig PSI cl.1 (a) and chicken B1OXI (b) intestine epithelial cells, after 2 h co-culture without and with probiotic bacteria. Error bars indicate the standard deviation from at least three independent experiments. Data are expressed as means ± SD. *P ≤ 0.01, versus control