Madison, WI, USA). To investigate the tissue tropism of virus, samples were collected from various organs and tissues, including heart, lung, liver, kidney, spleen, duodenum, jejunum, ileum, tonsils, ...

Overall, birds receiving the slow-release supplement had more C12 in the jejunum and ileum. However, a numerically larger amount of C12 was found in the duodenum of birds on the diet supplemented with ...