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Biol Trace Elem Res ; 201(12): 5640-5651, 2023 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-37002364

RESUMO

Zinc is a micronutrient of key importance for human health. An increasing number of studies indicate that zinc plays a significant role in bone tissue's normal development and maintaining homeostasis. Zinc is not only a component of bone tissue but is also involved in the synthesis of the collagen matrix, mineralization, and bone turnover. It has been demonstrated that zinc can stimulate runt-related transcription factor 2 (Runx2) and promote the differentiation of osteoblasts. On the other hand, zinc has been found to inhibit osteoclast-like cell formation and to decrease bone resorption by stimulating osteoclasts' apoptosis. Moreover, zinc regulates the RANKL/RANK/OPG pathway, thereby facilitating bone remodeling. To date, not all mechanisms of Zn activity on bone tissue are well understood and documented. The review aimed to present the current state of research on the role of zinc in bone tissue, its beneficial properties, and its effects on bone regeneration. Since calcium phosphates as bone substitute materials are increasingly enriched in zinc ions, the paper included an overview of research on the potential role of such materials in bone filling and regeneration.


Assuntos
Reabsorção Óssea , Zinco , Humanos , Zinco/farmacologia , Zinco/metabolismo , Osso e Ossos/metabolismo , Osteoclastos/metabolismo , Osteoblastos/metabolismo , Reabsorção Óssea/metabolismo , Diferenciação Celular , Ligante RANK/metabolismo , Osteoprotegerina/metabolismo
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