🏆 Foundational Paper

Bridging fluorescence microscopy and electron microscopy.

Giepmans Ben N G

📰 Histochemistry and cell biology 📅 2008 📊 103 citations

Abstract

Development of new fluorescent probes and fluorescence microscopes has led to new ways to study cell biology. With the emergence of specialized microscopy units at most universities and research centers, the use of these techniques is well within reach for a broad research community. A major breakthrough in fluorescence microscopy in biology is the ability to follow specific targets on or in living cells, revealing dynamic localization and/or function of target molecules. One of the inherent limitations of fluorescence microscopy is the resolution. Several efforts are undertaken to overcome this limit. The traditional and most well-known way to achieve higher resolution imaging is by electron microscopy. Moreover, electron microscopy reveals organelles, membranes, macromolecules, and thus aids in the understanding of cellular complexity and localization of molecules of interest in relation to other structures. With the new probe development, a solid bridge between fluorescence microscopy and electron microscopy is being built, even leading to correlative imaging. This connection provides several benefits, both scientifically as well as practically. Here, I summarize recent developments in bridging microscopy.

🔬 Techniques

✨ Fluorophores

🧪 Sample Preparation

🔬 Cell Lines

🏛️ Research Organizations (ROR)

Affiliated research institutions:

📊 Figures

Fig.u00a01

Labeling proteins for both light microscopic and electron microscopic analysis. Flowchart indicating numerous possibilities for correlative microscopy. See text and (Sosinsky et al. 2007 ) for details...

Fig.u00a02

Pulse-chase in the microscope. Four amino-acid substitutions in the gap junction protein conexin43 create a binding site for tetracysteines. This minor protein modification allows determination of gap...

Fig.u00a03

Detection of proteins by Quantum dots. Top Composite of six cultured fibroblasts (false-colored) from six different dishes immuno-labeled for a-tubulin and detected with Quantum dots analyzed by confo...

Fig.u00a04

Golgi twins revealed by LM/EM. Main picture Proliferating population of HeLa cells, of which some cells express Golgi-targeted GFP-tetracysteine ( green ) fixed and stained for the Golgi protein Giant...

Figure images are served from the NIH/NLM PubMed Central Open Access Subset or Europe PMC; copyright remains with the publishers and authors.

🏛️ Imaging Facility

🏛️ University Medical Center Groningen

💬 Discussion

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