Table 1. Comparison of mRNA expression levels of genes encoding for transporter proteins and junctional proteins in PCP-R and porcine CP tissue.

gene	Porcine CP tissue	PCP-R
Claudin-1	100±15.7	39.3±7.4**
Claudin-3	100±12.5	5.8±3.7***
ZO-1	100±31.6	20.5±12.3*
Occludin	100±13.9	34.9±10.1**
E-cadherin	100±4.8	3351.8±1464.5
DMT-1	100±18.4	2.4±0.8*
TFRC	100±27.2	73.8±74.9
ZnT1	100±27.1	5.7±4.1*
ATP7A	100±22.7	4.3±1.8*

The mRNA expression of all analyzed genes was normalized that of β-actin in the same sample. The expression in porcine CP tissue was arbitrarily set as 100%. Data represent mean ± SD (n = 3).

^*p<0.05.

^**p<0.01.

^***p<0.001 as compared to controls.