Targeting the osteoblast: approved and experimental anabolic agents for the treatment of osteoporosis

Konstantinos A. Toulis, Athanasios D. Anastasilakis, Stergios A. Polyzos, Polyzois Makras

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Targeting osteoblast may be the means of effectively improving both bone quality and mass, thus offering an intriguing alternative in the treatment of osteoporosis. Aside from injectable parathyroid hormone (PTH) and its novel preparations, PTH-related peptide (PTHrP), calcilytics …

Glucocorticoids and bone: cellular, metabolic and endocrine effects

Mauro Doga, Stefania Bonadonna, Andrea Giustina

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Chronic exposure to excessive concentrations of endogenous cortisol or to pharmacologic doses of glucocorticoids (GCs) causes multiple deleterious effects on body structure and function. Osteopenia, osteoporosis and bone fractures are well recognized consequences of excessive GC exposure, with fractures being a major cause of morbidity and mortality, particularly in the elderly. In particular, GCs have profound effects on bone metabolism, acting at many sites…