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 …

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 …

Mechanical compression alters gene expression and extracellular matrix synthesis by chondrocytes cultured in collagen I gels

CJ Hunter, SM Imler, P Malaviya, RM Nerem… - Biomaterials, 2002 - Elsevier
Articular cartilage responds to its mechanical environment through altered cell metabolism
and matrix synthesis. In this study, isolated articular chondrocytes were cultured in collagen …

Mechanical compression of cartilage explants induces multiple time-dependent gene expression patterns and involves intracellular calcium and cyclic AMP

JB Fitzgerald, M Jin, D Dean, DJ Wood… - Journal of Biological …, 2004 - ASBMB
Chondrocytes are influenced by mechanical forces to remodel cartilage extracellular matrix.
Previous studies have demonstrated the effects of mechanical forces on changes in …

Static and dynamic compression modulate matrix metabolism in tissue engineered cartilage

T Davisson, S Kunig, A Chen, R Sah… - Journal of Orthopaedic …, 2002 - Wiley Online Library
Static and dynamic compression are known to modulate the metabolism of articular
cartilage. The present study focused on determining the effects of compressive loading on …

Mechanoregulation of human articular chondrocyte aggrecan and type II collagen expression by intermittent hydrostatic pressure in vitro

T Ikenoue, MCD Trindade, MS Lee, EY Lin… - Journal of orthopaedic …, 2003 - Elsevier
This study addressed the hypothesis that duration and magnitude of applied intermittent
hydrostatic pressure (IHP) are critical parameters in regulation of normal human articular …

In vitro stimulation of articular chondrocyte mRNA and extracellular matrix synthesis by hydrostatic pressure

RL Smith, SF Rusk, BE Ellison… - Journal of …, 1996 - Wiley Online Library
This study tested the effects of hydrostatic pressure (10 MPa) on adult articular chondrocyte
mRNA and extracellular matrix synthesis in vitro. High density primary cultures of bovine …

Differential effects of static and dynamic compression on meniscal cell gene expression

ML Upton, J Chen, F Guilak… - Journal of orthopaedic …, 2003 - Wiley Online Library
Cells of the meniscus are exposed to a wide range of time‐varying mechanical stimuli that
may regulate their metabolic activity in vivo. In this study, the biological response of the …

Growth responses of cartilage to static and dynamic compression

KW Li, AK Williamson, AS Wang… - Clinical Orthopaedics and …, 2001 - journals.lww.com
During skeletal development, growth, and maturation, gradual changes in the material
properties and physical dimensions of cartilage occur under the influence of mechanical …

The effects of matrix compression on proteoglycan metabolism in articular cartilage explants

F Guilak, BC Meyer, A Ratcliffe, VC Mow - Osteoarthritis and Cartilage, 1994 - Elsevier
The effects of compressive stress on the rate of proteoglycan synthesis and release were
determined in bovine articular cartilage from 4–5-month-old animals. Full depth cartilage …