Table 2.
Regional distribution and intensity of immunoreaction in endocrine cells in the digestive tract of Oligosarcus hepsetus
| Antisera | Segment of the esophagus | Segments of the stomach | Segments of the gut | ||
| Gl | NGl | ANT | POST | ||
| Somatostatin | +++ | ++ | + | - | - |
| Serotonin | - | +++ | ++ | - | - |
| Cholecystokinin | - | - | - | - | ++ |
| Glucagon | - | - | - | - | - |
| Gastrin | - | - | - | - | - |
| Insulin | - | - | - | - | - |
Intesity of immunoreactions: (-), absent; (+), low; (++), medium; (+++), strong. Gl: Glandular; NGl: Non-glandular; ANT: Anterior; POST: Posterior.