Study of morphologic response of chondrocytes to uniaxial compression of articular cartilage

Osteoarthritis is synonymous to the functional disorder of articular cartilage. Mechanical tests of articular cartilage offer a way to understand the tissue’s functionality and osteoarthritis. During normal activities, chondrocytes (cells) are indirectly exposed to varied mechanical compressions exe...

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Main Authors: Wu, Ping, Kirk, Brett, Milne, N., Delaney, P.
Other Authors: A.Hierlemann
Format: Conference Paper
Published: ACTA Press 2008
Subjects:
Online Access:http://hdl.handle.net/20.500.11937/29124
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author Wu, Ping
Kirk, Brett
Milne, N.
Delaney, P.
author2 A.Hierlemann
author_facet A.Hierlemann
Wu, Ping
Kirk, Brett
Milne, N.
Delaney, P.
author_sort Wu, Ping
building Curtin Institutional Repository
collection Online Access
description Osteoarthritis is synonymous to the functional disorder of articular cartilage. Mechanical tests of articular cartilage offer a way to understand the tissue’s functionality and osteoarthritis. During normal activities, chondrocytes (cells) are indirectly exposed to varied mechanical compressions exerted on articular cartilage. Study of the morphological response of chondrocytes to the mechanical compressions exerted on articular cartilage offers understanding the physical integrity of chondrocytes, and initial physiological change of articular cartilage for detecting early osteoarthritis. Fibre optic confocal microscopy uses fibre optic imaging technologies to study the internal microstructure of bulk articular cartilage. The technologies have led to develop confocal arthroscopy for in vivo studying the cellular structure of articular cartilage. Using fibre optic laser confocal microscopy and a developed computer image analysis software, we studied the morphological response of the chondrocytes in the superficial and transitional zone to the uniaxial compression of articular cartilage at 0.25MPa and 0.5MPa. The results suggest that the mechanical compression exerted on articular cartilage caused morphological changes of the chondrocytes, which can be measured by the technique described in this study. The technique developed in this study shows potential to develop a methodology for in vivo studying the physiological integrity of chondrocyte and early osteoarthritis.
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spelling curtin-20.500.11937-291242017-01-30T13:10:26Z Study of morphologic response of chondrocytes to uniaxial compression of articular cartilage Wu, Ping Kirk, Brett Milne, N. Delaney, P. A.Hierlemann chondrocytes fibre optic confocal microscopy osteoarthritis Biomechanics Osteoarthritis is synonymous to the functional disorder of articular cartilage. Mechanical tests of articular cartilage offer a way to understand the tissue’s functionality and osteoarthritis. During normal activities, chondrocytes (cells) are indirectly exposed to varied mechanical compressions exerted on articular cartilage. Study of the morphological response of chondrocytes to the mechanical compressions exerted on articular cartilage offers understanding the physical integrity of chondrocytes, and initial physiological change of articular cartilage for detecting early osteoarthritis. Fibre optic confocal microscopy uses fibre optic imaging technologies to study the internal microstructure of bulk articular cartilage. The technologies have led to develop confocal arthroscopy for in vivo studying the cellular structure of articular cartilage. Using fibre optic laser confocal microscopy and a developed computer image analysis software, we studied the morphological response of the chondrocytes in the superficial and transitional zone to the uniaxial compression of articular cartilage at 0.25MPa and 0.5MPa. The results suggest that the mechanical compression exerted on articular cartilage caused morphological changes of the chondrocytes, which can be measured by the technique described in this study. The technique developed in this study shows potential to develop a methodology for in vivo studying the physiological integrity of chondrocyte and early osteoarthritis. 2008 Conference Paper http://hdl.handle.net/20.500.11937/29124 ACTA Press restricted
spellingShingle chondrocytes
fibre optic confocal microscopy
osteoarthritis
Biomechanics
Wu, Ping
Kirk, Brett
Milne, N.
Delaney, P.
Study of morphologic response of chondrocytes to uniaxial compression of articular cartilage
title Study of morphologic response of chondrocytes to uniaxial compression of articular cartilage
title_full Study of morphologic response of chondrocytes to uniaxial compression of articular cartilage
title_fullStr Study of morphologic response of chondrocytes to uniaxial compression of articular cartilage
title_full_unstemmed Study of morphologic response of chondrocytes to uniaxial compression of articular cartilage
title_short Study of morphologic response of chondrocytes to uniaxial compression of articular cartilage
title_sort study of morphologic response of chondrocytes to uniaxial compression of articular cartilage
topic chondrocytes
fibre optic confocal microscopy
osteoarthritis
Biomechanics
url http://hdl.handle.net/20.500.11937/29124