Freeze Fracture
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Advancing Cellular Ultrastructure Research
Freeze-fracture and freeze-etching are useful tools for studying flexible membrane-associated structures such as tight junctions or the enteric glycocalyx. Freeze-fracture and etching are two…Read article
Expert Knowledge on High Pressure Freezing and Freeze Fracturing in the Cryo SEM Workflow
Get an insight in the working methods of the laboratory and learn about the advantages of Cryo SEM investigation in EM Sample Preparation. Find out how high pressure freezing, freeze fracturing and…Read article
Drosophila larvae - Sample Preparation for Cryo-SEM
Application Note for Leica EM ACE900 - Drosophila larvae were sandwiched between two 3 mm aluminum slit carriers with the 100 μm cavities facing each other and high-pressure frozen with a Leica EM…Read article
Giardia lamblia - Sample Preparation for Cryo-SEM
Application Note for Leica EM ACE900 - A 100 mesh copper grid (12 um thickness) was dipped into a concentrated Giardia suspension and sandwiched between two flat 3 mm aluminum specimen carriers with…Read article
Commercially Available Hand Creams - Sample Preparation for Cryo-SEM
Application Note for Leica EM HPM100 - Hand creams having different water contents were applied into the 100 μm cavities of two 3 mm type A sample carriers which were then closed cream sides inwards.…Read article
Freeze-Fracture Replication of Pyramidal Cells
Application Note for Leica EM HPM100 - Frozen samples (90 μm thick slices frozen by HPM100) were inserted into a double replica table and then fractured into two pieces at –130°C (after insertion of…Read articleCryo-SEM Imaging of Latex Paint
Application Note for Leica EM VCT100, Leica EM ACE600 - A thin layer of latex paint was spread on a clean, scored, silicon chip. The sample was immediately plunge frozen in liquid ethane and…Read article
Brief Introduction to Freeze Fracture and Etching
Freeze fracture describes the technique of breaking a frozen specimen to reveal internal structures. Freeze etching is the sublimation of surface ice under vacuum to reveal details of the fractured…Read article