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Table 6 The relative protein abundances of claudin-1, claudin-3, occludin and ZO-1 in the jejunum and ileum of suckling and weaned piglets

From: Developmental changes in intercellular junctions and Kv channels in the intestine of piglets during the suckling and post-weaning periods

Items Day age Day post-weaning SEM P-value
1 7 14 21 1 3 5 7
Jejunum mucosa
Claudin-1 1.00c 1.19c 1.31c 6.96a 0.89c 0.83c 2.03bc 4.52b 0.261 <0.001
Claudin-3 1.00c 1.93c 11.01b 25.91a 12.24b 2.76c 11.11b 13.62b 1.761 <0.001
Occludin 1.00c 2.12b 2.23b 3.10a 0.51d 1.50c 0.87d 2.57ab 0.147 <0.001
ZO-1 1.00c 0.83c 3.08a 3.90a 1.71b 1.33bc 0.55c 1.83b 0.237 <0.001
Ileum
Claudin-1 1.00b 0.72b 0.79b 1.43ab 1.39ab 0.98b 2.19a 1.27ab 0.206 0.010
Claudin-3 1.00 0.89 1.08 1.38 1.02 0.67 0.72 1.26 0.175 0.134
Occludin 1.00bc 1.47ab 1.42b 1.93a 0.72c 0.86c 1.62ab 1.89a 0.142 <0.001
ZO-1 1.00a 0.88ab 1.05a 0.86ab 0.68bc 0.33c 0.42bc 1.05a 0.089 <0.001
  1. ZO-1 Zonula occludens
  2. The jejunum and ileum were obtained from 1, 7, 14, 21-d-old suckling piglets and piglets on days 1, 3, 5, 7 post-weaning at 14 d of age
  3. n = 8. a-dValues with different letters within the same row are different (P < 0.05)