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What known about endocrine disrupting chemicals and bone metabolism
Gülsüm Koçak1, Aylin Sepici Dinçel2
1Department of Environmental Sciences, Institute of Natural Sciences, Gazi University, Ankara, Türkiye.
Abstract:
Endocrine disruptors are chemicals that alter the synthesis, transport, release, binding, and degradation of natural hormones involved in reproduction and development. Scientific research conducted in recent years has significantly advanced understanding of the health effects of these chemicals. Many endocrine disruptors to which we are unknowingly exposed in our daily lives may affect our tissues, organs, and even bones. When the studies are examined, it is seen that exposure to endocrine-disrupting chemicals (EDCs) even in the prenatal period leads to delayed ossification, growth retardation, changes in bone length and size, and decreases in bone mineral density and mineral content. Information regarding bone health, development, growth, and mineral content reveals that EDCs negatively impact these processes at both clinical and molecular levels. This review addresses the effects of bisphenols, alkylphenols, organotin compounds, dioxins and dioxin-like compounds, phthalate esters, and per- and polyfluoroalkyl substances on bone. The selection of these substances is based on key characteristics such as persistence, environmental prevalence, endocrine activity, and their potential to cause changes in bone development, metabolism, and structural integrity. This review summarizes the effects of endocrine disruptors on bone metabolism, but further research is needed as these mechanisms are not yet fully understood.
Insights
Endocrine-disrupting chemicals (EDCs) negatively impact bone development and health, even from prenatal exposure. These environmental chemicals can cause issues like delayed bone formation and reduced bone density.
Area of Science:
- Endocrinology
- Environmental Health
- Bone Biology
Background:
- Endocrine disruptors (EDCs) are exogenous chemicals interfering with hormonal systems.
- Growing evidence links EDC exposure to adverse health outcomes, including effects on bone.
- Daily life exposures to EDCs are common and may impact tissues, organs, and skeletal health.
Purpose of the Study:
- To review the impact of various EDCs on bone metabolism and development.
- To synthesize current scientific understanding of how EDCs affect bone health.
- To highlight specific classes of EDCs with known bone-related effects.
Main Methods:
- Literature review of scientific studies on EDC effects on bone.
- Focused on specific EDC classes: bisphenols, alkylphenols, organotins, dioxins, phthalates, and PFAS.
- Analysis of clinical and molecular data regarding bone development and metabolism.
Main Results:
- Prenatal EDC exposure is associated with delayed ossification and growth retardation.
- EDCs can lead to altered bone size, reduced bone mineral density, and decreased mineral content.
- Specific EDCs reviewed demonstrate negative impacts on bone development, metabolism, and structural integrity.
Conclusions:
- EDCs pose a significant threat to bone health across different life stages.
- Mechanisms by which EDCs affect bone are complex and require further investigation.
- Continued research is crucial to fully understand and mitigate EDC-induced bone abnormalities.
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