Confocal Laser Scanning Microscopy of Calcium Dynamics in Acute Mouse Pancreatic Tissue Slices

作者： Andraž Stožer1, Jurij Dolenšek1,2, Lidija Križančić Bombek1, Viljem Pohorec1, Marjan Slak Rupnik1,3, Maša Skelin Klemen1 1Institute of Physiology, Faculty of Medicine,University of Maribor, 2Faculty of Natural Sciences and Mathematics,University of Maribor, 3Center for Physiology and Pharmacology,Medical University of Vienna

简介：

Overview

This study presents a technique for preparing acute pancreatic tissue slices that enables the investigation of calcium dynamics in live cells using confocal laser scanning microscopy. The method provides insights into intercellular waves and multicellular functional connectivity while maintaining tissue architecture.

Key Study Components

Research Area

• Calcium dynamics
• Pancreatic diseases, including diabetes
• Multicellular functional connectivity

Background

• The acute pancreatic tissue slice technique preserves intercellular contact and reduces stress on the cells.
• This method allows for long-term observation of live cells in high resolution.
• It can be applied to other tissues such as brain and adrenal tissues.

Methods Used

• Live cell calcium imaging
• Mouse pancreatic tissue slices
• Confocal microscopy for imaging

Main Results

• The technique successfully preserved tissue architecture while enabling high-resolution calcium imaging.
• It revealed intercellular calcium waves and connectivity among pancreatic cells.
• Functional and morphological changes related to disease progression were observed.

Conclusions

• This study demonstrates a novel approach to studying calcium dynamics in pancreatic tissues.
• It enhances understanding of pancreatic diseases such as diabetes through detailed cellular imaging.

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