AIM To observe the localization of TRAIL/TRAIR (DR4, DR5, DcR1, DcR2) in the fetal pancreas. METHODS Fetal pancreas of 32 weeks of pregnancy were obtained from induced abortions, embedded in paraffin, and 4-microm sections were prepared. The localization of TRAIL/TRAILR in fetal pancreas was investigated by fluorescence immunohistochemical method combined with laser scanning confocal microscopy. RESULTS TRAIL immunoreactive cells were mainly located on the periphery of the pancreas islets. There were a few DcR1 and DcR2 positive cells whereas there were no immunoreactive cells of DR4 and DR5 in the pancreas islets. In the acini and the ducts of the exocrine pancreas there were no TRAIL/TRAILR immunoreactive cells. CONCLUSION This study not only describes the distribution of TRAIL/TRAILR in the fetal pancreas, but also provides a morphological basis for deducing the function of TRAIL/TRAILR in pancreas, suggesting that in normal pancreatic islets, the pancreatic cells are resistant towards apoptosis too.
Localization of TRAIL/TRAILR in fetal pancreas.
Lihua Chen,Xue-song Liu,Wen-yong Wang,W. Han,B. Pan,Bo-Quan Jin
Published 2003 in World Journal of Gastroenterology
ABSTRACT
PUBLICATION RECORD
- Publication year
2003
- Venue
World Journal of Gastroenterology
- Publication date
2003-02-15
- Fields of study
Biology, Medicine
- Identifiers
- External record
- Source metadata
Semantic Scholar, PubMed
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