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Immunoreactive-FSH in human normal gastric mucosa
P S Mandrekar1, A R Sheth, V M Doctor
1Endocrinology Unit, Cancer Research Institute, Bombay, India.
Indian Journal of Experimental Biology
|February 1, 1990
Summary
Researchers found immunoreactive follicle-stimulating hormone (IR-FSH) in the cytoplasm of human stomach parietal cells. This discovery suggests a potential novel role for FSH beyond reproductive functions, warranting further investigation into gastric physiology.
Area of Science:
- Gastroenterology
- Endocrinology
- Cell Biology
Background:
- Follicle-stimulating hormone (FSH) is primarily known for its role in reproductive functions.
- The presence and function of hormones outside their classical endocrine roles are increasingly recognized.
- The human stomach possesses complex cellular structures with diverse functions.
Purpose of the Study:
- To investigate the potential localization of immunoreactive follicle-stimulating hormone (IR-FSH) in the human stomach.
- To identify the specific cell types within the gastric mucosa expressing IR-FSH.
- To explore novel extrapituitary functions of FSH.
Main Methods:
- Indirect immuno-peroxidase staining technique was employed.
- Analysis focused on tissue sections from normal human stomach.
- Cellular morphology and staining patterns were used for identification.
Main Results:
- IR-FSH was localized within the cytoplasm of epithelial cells in the normal human stomach.
- These cells, characterized by triangular shape, central nucleus, and location in intermediate glands, were identified as parietal cells.
- Stromal tissue within the gastric mucosa showed no staining reaction for IR-FSH.
Conclusions:
- The study demonstrates the presence of IR-FSH in human gastric parietal cells.
- This finding suggests a potential novel, non-reproductive role for FSH within the gastrointestinal system.
- Further research is warranted to elucidate the functional significance of FSH in gastric physiology.