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Infrared spectroscopy indicates altered bone turnover and remodeling activity in renal osteodystrophy

Renal osteodystrophy alters metabolic activity and remodeling rate of bone and also may lead to different bone composition. The objective of this study was to characterize the composition of bone in high‐turnover renal osteodystrophy patients by means of Fourier transform infrared spectroscopic imag...

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Bibliographic Details
Published in:Journal of bone and mineral research 2010-06, Vol.25 (6), p.1360-1366
Main Authors: Isaksson, Hanna, Turunen, Mikael J, Rieppo, Lassi, Saarakkala, Simo, Tamminen, Inari S, Rieppo, Jarno, Kröger, Heikki, Jurvelin, Jukka S
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Language:English
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Summary:Renal osteodystrophy alters metabolic activity and remodeling rate of bone and also may lead to different bone composition. The objective of this study was to characterize the composition of bone in high‐turnover renal osteodystrophy patients by means of Fourier transform infrared spectroscopic imaging (FTIRI). Iliac crest biopsies from healthy bone (n = 11) and patients with renal osteodystrophy (ROD, n = 11) were used in this study. The ROD samples were from patients with hyperparathyroid disease. By using FTIRI, phosphate‐to‐amide I ratio (mineral‐to‐matrix ratio), carbonate‐to‐phosphate ratio, and carbonate‐to‐amide I ratio (turnover rate/remodeling activity), as well as the collagen cross‐link ratio (collagen maturity), were quantified. Histomorphometric analyses were conducted for comparison. The ROD samples showed significantly lower carbonate‐to‐phosphate (p 
ISSN:0884-0431
1523-4681
DOI:10.1002/jbmr.10