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Investigating Vitamin D-Binding Protein's Role in Childhood Health and Development
Charlotte Delrue1, Reinhart Speeckaert2, Joris R Delanghe3
1Department of Nephrology, Ghent University Hospital, 9000 Ghent, Belgium.
Insights
Genetic variations in Vitamin D-binding protein (DBP) influence vitamin D levels and immune responses in children. DBP gene polymorphisms are linked to various chronic childhood diseases, impacting bone health and immunity.
Area of Science:
- Biochemistry
- Immunology
- Genetics
Background:
- Vitamin D-binding protein (DBP), or Gc-globulin, is crucial for vitamin D transport and regulation.
- Genetic variations in the DBP gene significantly affect vitamin D levels and immune system function.
- DBP polymorphisms are associated with diverse health outcomes, particularly in pediatric populations.
Purpose of the Study:
- To review the multifaceted roles of DBP in children.
- To examine the impact of DBP gene polymorphisms on bone health, immunological regulation, and lipid metabolism.
- To explore the association between DBP variations and chronic childhood diseases.
Main Methods:
- This study is a narrative review of existing literature.
- It synthesizes findings on DBP's physiological functions and genetic associations.
- The review focuses on research concerning pediatric health and disease.
Main Results:
- DBP plays a key role in bone health, immune responses, and lipid metabolism in children.
- DBP gene polymorphisms are linked to increased risk or altered presentation of numerous chronic conditions.
- Affected conditions include bone abnormalities, autoimmune diseases, asthma, allergies, cystic fibrosis, and kidney disease.
Conclusions:
- DBP and its genetic variants are significant factors in juvenile health and disease susceptibility.
- Understanding DBP's mechanisms is vital for developing targeted therapies.
- Further research is needed to elucidate DBP's roles and optimize pediatric health outcomes.
Abstract:
Vitamin D-binding protein (DBP), also known as Gc-globulin, is a protein that affects several physiological processes, including the transport and regulation of vitamin D metabolites. Genetic polymorphisms in the DBP gene have a significant impact on vitamin D levels and may have implications for disease risk. DBP polymorphisms are linked to differential immune responses, which could influence the onset of juvenile diseases. This narrative review examines the various roles of DBP, with a focus on bone health, immunological regulation, and lipid metabolism in children. Chronic disorders affected by DBP polymorphisms include bone abnormalities, autoimmune diseases, cardiovascular issues, childhood asthma, allergies, cystic fibrosis, acute liver failure, celiac disease, inflammatory bowel disease, and chronic kidney disease. Future research should focus on identifying the processes that underpin the many roles that DBP plays and developing customized therapeutics to improve health outcomes in the juvenile population.
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