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[Particular ultrastructural aspects of human Paneth's cells]
Bollettino Della Societa Italiana Di Biologia Sperimentale
|January 15, 1979
Summary
This study details the ultrastructure of human Paneth cells from the jejunum, confirming known morphology and identifying novel cytoplasmic structures. These findings enhance our understanding of these vital intestinal cells.
Area of Science:
- Cell Biology
- Gastroenterology
- Histology
Context:
- Paneth cells are crucial for intestinal immunity and regeneration.
- Their ultrastructure provides insights into their function.
- Human jejunal mucosa is a relevant source for studying these cells.
Purpose:
- To investigate the ultrastructural characteristics of human Paneth cells.
- To identify and describe any unique cellular components.
- To compare findings with existing literature on Paneth cell morphology.
Summary:
- Human jejunal Paneth cells exhibit columnar shapes with roundish nuclei.
- Abundant rough endoplasmic reticulum (RER) and supranuclear granules are characteristic.
- Novel findings include membrane-bound cytoplasmic structures with fibrillar or granular matrices.
Impact:
- Confirms established Paneth cell morphology.
- Introduces new ultrastructural details of potential functional significance.
- Contributes to the detailed understanding of human intestinal cell biology.