Related Experiment Video
Updated: Jan 3, 2026

Dissection and Culture of Mouse Embryonic Kidney
Published on: May 17, 2017
A morphogenetic EphB/EphrinB code controls hepatopancreatic duct formation.
M Ilcim Thestrup1, Sara Caviglia1, Jordi Cayuso2
1University of Copenhagen, NNF Center for Stem Cell Biology (DanStem), Blegdamsvej 3B, 2200, Copenhagen N, Denmark.
The study reveals how the hepatopancreatic ductal system forms in zebrafish. EphB/EphrinB signaling is crucial for remodeling nascent lumens into functional ducts, ensuring bile and enzyme transport.
Area of Science:
- Developmental biology
- Cell biology
- Zebrafish models
Background:
- The hepatopancreatic ductal (HPD) system's formation is poorly understood.
- This system is vital for bile and pancreatic enzyme transport to the intestine.
Purpose of the Study:
- To elucidate the molecular and cellular mechanisms of HPD system morphogenesis.
- To identify key signaling pathways involved in ductal system development.
Main Methods:
- High-resolution microscopy in zebrafish.
- Analysis of cell intercalation and myosin contractility.
- Investigating EphB/EphrinB signaling pathways.
Main Results:
- HPD system formation involves de novo lumen formation and remodeling.
- Cell intercalation and myosin contractility are essential for lumen maturation.
- EphB/EphrinB signaling, specifically EphrinB1/B2a and EphB3b/B4a, regulates ductal compartment remodeling.
Conclusions:
- EphB/EphrinB signaling plays a critical role in coordinating HPD system morphogenesis.
- Understanding these mechanisms provides insights into ductal system development and potential therapeutic targets.
More Related Videos
08:32Efficient Generation of Pancreas/Duodenum Homeobox Protein 1+ Posterior Foregut/Pancreatic Progenitors from hPSCs in Adhesion Cultures
Published on: March 27, 2019
09:33Generation of Scaffold-free, Three-dimensional Insulin Expressing Pancreatoids from Mouse Pancreatic Progenitors In Vitro
Published on: June 2, 2018
Related Concept Videos
Role of Ephrin-Eph Signalling in Intestinal Stem Cell Renewal
Hedgehog Signaling Pathway
Regulation of Angiogenesis and Blood Supply
Cadherins in Tissue Organization
Cell Sorting During Development
Cell sorting plays an...
Role Of Notch Signalling In Intestinal Stem Cell Renewal
Direct cell-to-cell contact is needed for the activation of Notch signaling. The signal is initiated when a notch ligand binds to a receptor on an adjacent cell, also...