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Related Concept Videos

Role of Vitamins in Maintaining Bone Health01:25

Role of Vitamins in Maintaining Bone Health

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The growth and maintenance of bone are regulated by a combination of nutritional factors, including vitamins, such as vitamin A, B12, C, D, and K.
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Vitamin A is involved in the process of bone remodeling. Retinoic acid, the active metabolite of Vitamin A, has nuclear receptors in osteoblasts and osteoclasts, which are involved in bone remodeling.
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Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
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Hormones and Bone Tissue01:17

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The endocrine system produces and secretes hormones, which interact with the skeletal system. These hormones control bone growth, maintain bone once it is formed, and remodel it.
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Several hormones are necessary for controlling bone growth and maintaining the bone matrix. The pituitary gland secretes growth hormone (GH), which, as its name implies, controls bone growth. This happens in several ways: first, it triggers chondrocyte...
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Role of Skin in Vitamin D Synthesis01:23

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The skin plays a crucial role in the synthesis of vitamin D, a vital nutrient for various physiological processes in the body. Vitamin D is unique because it can be synthesized in the skin through a series of chemical reactions triggered by exposure to ultraviolet B (UVB) radiation from sunlight.
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Calcium is not only the most abundant mineral in bone but also the most abundant mineral in the human body. Calcium ions are needed for bone mineralization, tooth health, heart rate regulation and strength of contraction, blood coagulation, the contraction of smooth and skeletal muscle cells, and the regulation of nerve impulse conduction. The average calcium level in the blood is about 10 mg/dL. When the body cannot maintain this level, a person will experience hypo or hypercalcemia.
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The Parathyroid Glands00:59

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The two pairs of parathyroid glands embedded within the posterior surface of the thyroid gland are restricted by a dense capsule around them. These glands comprise two distinct cell populations—parathyroid oxyphil and parathyroid principal cells- pivotal in calcium homeostasis.
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Related Experiment Video

Updated: Jun 15, 2025

Isolation of Mesenchymal Stem Cells from Human Alveolar Periosteum and Effects of Vitamin D on Osteogenic Activity of Periosteum-derived Cells
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Vitamin D in pituitary driven osteopathies.

Sabrina Chiloiro1,2, Flavia Costanza3,4, Elena Riccardi3,4

  • 1Dipartimento di Medicina e Chirurgia traslazionale, Università Cattolica del Sacro Cuore, Largo A. Gemelli, number 8, Rome, Italy. sabrina.chiloiro@unicatt.it.

Pituitary
|August 24, 2024
PubMed
Summary

Pituitary hormones significantly impact bone health, potentially causing bone loss and fractures in endocrine disorders. Vitamin D supplementation

Keywords:
Bone healthFracturesNeuroendocrine diseasesOsteopeniaOsteoporosisPituitary diseasesSkeletal fragilityVitamin D

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Area of Science:

  • Endocrinology
  • Bone Metabolism
  • Skeletal Biology

Background:

  • Pituitary hormones directly influence skeletal structure and bone mass.
  • Hormonal imbalances (excess or deficit) in pituitary disorders often lead to impaired bone.
  • Vertebral fractures are common in these patients, sometimes unrelated to overall bone density.

Purpose of the Study:

  • To review the interplay between vitamin D metabolites and pituitary hormones.
  • To examine the efficacy of vitamin D supplementation in pituitary disease patients.
  • To understand vitamin D's role in bone metabolism within this specific patient group.

Main Methods:

  • Literature review focusing on pituitary hormones and bone.
  • Analysis of studies on vitamin D metabolites and their skeletal effects.
  • Evaluation of clinical data regarding vitamin D supplementation in pituitary disorders.

Main Results:

  • Pituitary hormones exert direct effects on bone, independent of peripheral glands.
  • Both hormonal excess and deficiency contribute to bone loss and skeletal alterations.
  • The role and optimal use of vitamin D supplementation in pituitary disease remain under investigation.

Conclusions:

  • Pituitary disorders significantly affect bone metabolism and structure.
  • Vitamin D supplementation's utility in managing bone complications requires further research.
  • Understanding these interactions is crucial for improving skeletal health in patients with pituitary diseases.