The YCW calves exhibited a greater (P less then 0.05) thickness of the wall in the duodenum and jejunum. Calves supplemented with YCW improved (P less then 0.05) the claudin 1 mRNA expression in the ileum and occludin mRNA expression in the jejunum and ileum. The YCW increased (P less then 0.05) the contents of secretory immunoglobulin A in the…[Read more]