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Toxicity of used orthodontic archwires assessed by three- dimensional cell culture by Bart Vande Vannet, Nahid Mohebbian, and Heinrich Wehrbein Eur J Orthod.

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Presentation on theme: "Toxicity of used orthodontic archwires assessed by three- dimensional cell culture by Bart Vande Vannet, Nahid Mohebbian, and Heinrich Wehrbein Eur J Orthod."— Presentation transcript:

1 Toxicity of used orthodontic archwires assessed by three- dimensional cell culture by Bart Vande Vannet, Nahid Mohebbian, and Heinrich Wehrbein Eur J Orthod Volume 28(5):426-432 September 25, 2006 © The Author 2006. Published by Oxford University Press on behalf of the European Orthodontic Society. All rights reserved.

2 Histological classification index (light microscopy ×40) of in vitro oral epithelium. Bart Vande Vannet et al. Eur J Orthod 2006;28:426-432 © The Author 2006. Published by Oxford University Press on behalf of the European Orthodontic Society. All rights reserved.

3 Histology results of tested wires (light microscopy ×40) assessed with classification index (Table 5). Bart Vande Vannet et al. Eur J Orthod 2006;28:426-432 © The Author 2006. Published by Oxford University Press on behalf of the European Orthodontic Society. All rights reserved.

4 Histological paraffin section of reconstituted human oral epithelium stained with haematoxylin and eosin showing the appearance of apoptotic bodies (magnification ×200). Bart Vande Vannet et al. Eur J Orthod 2006;28:426-432 © The Author 2006. Published by Oxford University Press on behalf of the European Orthodontic Society. All rights reserved.

5 Viability of tested materials with 3-(4,5-dimethylthiazol-2-yl)2,5-diphenyl tetrazolium bromide assay. Bart Vande Vannet et al. Eur J Orthod 2006;28:426-432 © The Author 2006. Published by Oxford University Press on behalf of the European Orthodontic Society. All rights reserved.

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