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Cryoultramicrotomy as a preparative method for x-ray microanalysis in pathology

G M Roomans, X Wei, L Sevéus

    Ultrastructural Pathology
    |January 1, 1982
    PubMed
    Summary

    X-ray microanalysis reveals ion shifts in cell injury. Cryo(ultra)-microtomy is optimal for analyzing diffusible substances in pathology research.

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    Area of Science:

    • Pathology
    • Cell Biology
    • Analytical Chemistry

    Background:

    • Ion shifts are critical in understanding cell injury.
    • X-ray microanalysis is a key technique for pathological studies.
    • Analyzing diffusible substances requires specialized preparation methods.

    Purpose of the Study:

    • To review the application of X-ray microanalysis in pathology.
    • To discuss cryo(ultra)-microtomy for analyzing diffusible substances.
    • To compare cryoultramicrotomy with other preparative techniques.

    Main Methods:

    • Cryo(ultra)-microtomy as the primary preparation method.
    • Discussion of freezing methods, coolants, and cryoprotectants.
    • Evaluation of cryosectioning temperatures and section handling techniques.

    Main Results:

    • Cryo(ultra)-microtomy is presented as the superior method for preserving diffusible substances.
    • Experiences with sectioning cryoprotected tissue are detailed.
    • Comparative analysis highlights the advantages of cryoultramicrotomy.

    Conclusions:

    • Cryo(ultra)-microtomy is essential for accurate X-ray microanalysis of diffusible substances in pathology.
    • Optimizing freezing, cryoprotection, and sectioning is crucial for reliable results.
    • This technique offers significant advantages over alternative preparation methods.

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