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Scanning electron microscopy of human islet cilia
Biorxiv : the Preprint Server for Biology
|February 24, 2023
Summary
Researchers visualized human islet primary cilia, crucial for glucose regulation, revealing novel structures like a ciliary ring. This study enhances understanding of these vital organelles in pancreatic islets.
Area of Science:
- Cell Biology
- Microscopy
- Endocrinology
Background:
- Human islet primary cilia are critical for glucose regulation but their detailed structure is unknown.
- Conventional scanning electron microscopy (SEM) preparation obscures sub-membrane axonemal details vital for cilia function.
Conclusions:
- The study provides the first detailed ultrastructural characterization of human islet primary cilia.
- Novel findings, including the ciliary ring, offer new insights into cilia function in pancreatic islet cells.
- Results support the role of primary cilia as cellular sensors and communication hubs in glucose homeostasis.
