In vitro non-enzymatic ribation reduces post-yield strain accommodation in cortical boneThomas L Willett
Division of Orthopaedic Surgery, Department of Surgery, University of Toronto, 100 College Street, Toronto, Ontario, Canada M5G 1L5
Bone 52:611-22. 2013
..However, the positive correlations we have found suggest that increased crosslinking may not provide a complete explanation for this embrittlement...
Enhanced levels of non-enzymatic glycation and pentosidine crosslinking in spontaneous osteoarthritis progressionT L Willett
Division of Orthopaedic Surgery, Department of Surgery, University of Toronto, Ontario, Canada
Osteoarthritis Cartilage 20:736-44. 2012
..To test the hypothesis that heightened advanced glycation endproducts (AGEs) content in cartilage accelerates the progression of spontaneous osteoarthritis (OA) in the Hartley guinea pig (HGP) model...
Changes in collagen with aging maintain molecular stability after overload: evidence from an in vitro tendon modelThomas L Willett
Bone Biology Laboratory, Samuel Lunenfeld Research Institute, Mount Sinai Hospital, Toronto, ON, M5G 1X5, Canada
J Biomech Eng 132:031002. 2010
..As techniques develop and improve, this new information may lead to important future studies concerning improved detection, prediction, and modeling of mechanical damage at much finer levels of tissue hierarchy than currently possible...
Effect of rosiglitazone on bone quality in a rat model of insulin resistance and osteoporosisLaura D Sardone
Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Ontario, Canada
Diabetes 60:3271-8. 2011
..These were not osteoporotic vertebral fractures but, rather, occurred in the limbs. The purpose of this study was to investigate how RSG treatment alters bone quality, which leads to fracture risk, using the Zucker fatty rat as a model...
Differential effects of PPAR-{gamma} activation versus chemical or genetic reduction of DPP-4 activity on bone quality in miceKimberly A Kyle
Department of Laboratory Medicine and Pathobiology, Samuel Lunenfeld Research Institute, Mt Sinai Hospital, Toronto, Ontario, Canada
Endocrinology 152:457-67. 2011
..sitagliptin vs. genetic Dpp4 inactivation on bone mechanics in mice...
3BP2-deficient mice are osteoporotic with impaired osteoblast and osteoclast functionsNoam Levaot
Campbell Family Cancer Research Institute, Ontario Cancer Institute, Princess Margaret Hospital, University Health Network, Department of Medicine, University of Toronto, Toronto, Ontario, Canada
J Clin Invest 121:3244-57. 2011
..These findings reveal an unanticipated role for the 3BP2 adapter protein in osteoblast function and in coordinating bone homeostatic signals in both osteoclast and osteoblast lineages...
Changes in bone fatigue resistance due to collagen degradationChrystia Wynnyckyj
Samuel Lunenfeld Research Institute, Mount Sinai Hospital, 600 University Avenue, Room 840, Toronto, Ontario, Canada M5G 1X5
J Orthop Res 29:197-203. 2011
..Therefore, collagen degradation caused by KOH treatment may be responsible for the observed altered fatigue behavior at high stresses, since collagen is responsible for the creep behavior in bone...