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🔬 New Insights Into TIE2 Localization on Kidney Podocytes Using Correlative STED–FLIM Microscopy

9 Feb 2026

🔬Correlating Stimulated Emission Depletion Microscopy With Fluorescence Lifetime Imaging Microscopy to Study the TIE2 Protein on Kidney Glomerular Podocytes

A new study takes a fresh look at the long-debated question of whether the TIE2 receptor is present on podocytes 🧬👀. By combining STED super-resolution microscopy 🔍⚡ with FLIM ⏱️🌈, the team overcomes key challenges in membrane protein detection, including tissue autofluorescence and antibody specificity.


This complementary imaging approach confirms the presence of TIE2 on mouse podocytes 🐭🧫 and maps its subcellular localization to the cell surface facing Bowman’s space 📍—albeit at lower expression levels compared to endothelial cells.


Beyond resolving a biological debate 🧠💡, this work highlights the power of integrating STED and FLIM 🤝🔬 to study low-abundance proteins in complex tissues.


🚀📊 A methodological and biological advance with exciting implications for kidney research and vascular biology!


👇Read the full text here

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