## Abstract A method is described for the preparation of crossβsectional samples of thin films for transmission electron microscopy. The technique produces larger amounts of thin region as compared with ion milling and eliminates the problems associated with ion beam damage. The requirement is that
A new saw technique improves preparation of bone sections for light and electron microscopy
β Scribed by Dr. C. P. A. T. Klein; Y. M. H. F. Sauren; W. E. Modderman; J. P. C. M. van der Waerden
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1994
- Tongue
- English
- Weight
- 679 KB
- Volume
- 5
- Category
- Article
- ISSN
- 1045-4861
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β¦ Synopsis
A newly developed saw technique was developed to produce sections circa 10 pm or thicker from fresh bone or dentine and from plastic embedded undecalcified bone tissue with or without implant materials. The method comprises only one step because grinding or polishing to make the sections thinner is not necessary. The bone slices can be decalcified rapidly without using aggressive solvents and used for making ultrathin sections for electron microscopy. Sections of fresh dentine of 15 to 30 mn are transparent which makes it possible to study osteoclastic resorption in vitro. Sections, 10 pm thick, with an intact interface of bone and implant material can be observed for biocompatibility studies.
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The rocking-angle ion-milling technique has been employed to produce optimum Pt/Ti/SiO,/Si, WITiN/Si021Si, and (Pb,La)TiO,/Pt/MgO samples for cross-sectional transmission electron microscopy (TEM). Because of the different ion-milling rates between film layers and substrate materials, no satisfactor
Cells grown on type I hydrated collagen gels require special techniques for sample preparation and processing in order to optimize the removal of all reagents from the collagen matrix and prevent artifactual shrinkage. This method includes cutting out a small block of the collagen gel, postfixation,
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## Abstract The surface properties of materials are believed to control most of the biological reactions toward implanted materials. To study the surface structure, elemental distribution, and morphology, using transmission electron microscopy (TEM) techniques, thin foils of the surface (in crossβs