Zonal and topographical differences in articular cartilage gene expression

EM Darling, JCY Hu… - Journal of orthopaedic …, 2004 - Wiley Online Library
Articular cartilage is composed of phenotypically different zones. In young articular cartilage,
there are only two distinct zones: superficial and growth. The zones have different …

Mechanical compression influences intracellular Ca2+ signaling in chondrocytes seeded in agarose constructs

SR Roberts, MM Knight, DA Lee… - Journal of applied …, 2001 - journals.physiology.org
Ca2+ signaling forms part of a possible mechanotransduction pathway by which
chondrocytes may alter their metabolism in response to mechanical loading. In this study, a …

In vivo measurement of localized tibiofemoral cartilage strains in response to dynamic activity

EG Sutter, MR Widmyer, GM Utturkar… - … American journal of …, 2015 - journals.sagepub.com
Background: Altered local mechanical loading may disrupt normal cartilage homeostasis
and play a role in the progression of osteoarthritis. Currently, there are limited data …

Load-controlled compression of articular cartilage induces a transient stimulation of aggrecan gene expression

WB Valhmu, EJ Stazzone, NM Bachrach… - Archives of Biochemistry …, 1998 - Elsevier
The effects of short-and long-term load-controlled compression on the levels of aggrecan
mRNA have been determined. Results show that a compressive stress of 0.1 MPa on bovine …

Temporal regulation of chondrocyte metabolism in agarose constructs subjected to dynamic compression

TT Chowdhury, DL Bader, JC Shelton… - Archives of biochemistry …, 2003 - Elsevier
The temporal response of chondrocyte metabolism in agarose constructs subjected to
different dynamic compression regimes was investigated. The current study explored the …

Cartilage viability after repetitive loading: a preliminary report

E Lucchinetti, CS Adams, WE Horton Jr… - Osteoarthritis and …, 2002 - Elsevier
Objective To assess matrix changes and chondrocyte viability during static and continuous
repetitive mechanical loading in mature bovine articular cartilage explants …

[HTML][HTML] Shear-and compression-induced chondrocyte transcription requires MAPK activation in cartilage explants

JB Fitzgerald, M Jin, DH Chai, P Siparsky… - Journal of Biological …, 2008 - ASBMB
Chondrocytes regulate the composition of cartilage extracellular matrix in response to
mechanical signals, but the intracellular pathways involved in mechanotransduction are still …

Down‐regulation of chondrocyte aggrecan and type‐II collagen gene expression correlates with increases in static compression magnitude and duration

PM Ragan, AM Badger, M Cook, VI Chin… - Journal of …, 1999 - Wiley Online Library
The goal of this study was to examine the simultaneous effects of mechanical compression
of chondrocytes on mRNA expression and macromolecular synthesis of aggrrecan and type …

Dynamic compression can inhibit chondrogenesis of mesenchymal stem cells

SD Thorpe, CT Buckley, T Vinardell, FJ O'Brien… - Biochemical and …, 2008 - Elsevier
The objective of this study was to investigate the influence of dynamic compressive loading
on chondrogenesis of mesenchymal stem cells (MSCs) in the presence of TGF-β3. Isolated …

Formation of biphasic constructs containing cartilage with a calcified zone interface

KS Allan, RM Pilliar, J Wang, MD Grynpas… - Tissue …, 2007 - liebertpub.com
The zone of calcified cartilage is the mineralized region of articular cartilage that anchors the
hyaline cartilage to the subchondral bone and serves to disperse mechanical forces across …