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Gut endocrine cells in the snail Helix aspersa
1Department of Cytology and Histology, University of Navara, Pamplona, Spain.
General and Comparative Endocrinology
|June 1, 1988
Summary
Electron microscopy revealed scarce enteroendocrine cells in the snail Helix aspersa gut. These cells feature apical processes and basal nuclei, with nerve bundles contacting them.
Area of Science:
- Gastroenterology
- Cell Biology
- Histology
Background:
- The endocrine cells of the snail Helix aspersa gut remain poorly characterized.
- Previous histological and immunocytochemical methods were insufficient for identification.
Purpose of the Study:
- To conduct a microscopic investigation of endocrine cells in the Helix aspersa gut.
- To characterize the morphology and distribution of these enteroendocrine cells.
Main Methods:
- Utilized electron microscopy for detailed cellular analysis.
- Examined gut tissue from the snail Helix aspersa.
Main Results:
- Enteroendocrine cells are scarce and located on the basement membrane.
- Cells exhibit clear cytoplasm, small secretory granules (143 nm), apical processes, and indented basal nuclei.
- Nerve bundles were observed in close proximity to these endocrine cells.
Conclusions:
- Electron microscopy is essential for identifying enteroendocrine cells in Helix aspersa.
- The study provides detailed morphological insights into these snail gut endocrine cells.