research Estrogen Deficiency as a Cause of Decreased 1-Alpha-Hydroxylase Activity
Estrogen deficiency can reduce the enzyme activity needed to activate vitamin D.
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research 25 Hydroxyvitamin D 1 Alpha-Hydroxylase Is Required for Optimal Epidermal Differentiation and Permeability Barrier Homeostasis
The enzyme 25 Hydroxyvitamin D 1 α-Hydroxylase is essential for healthy skin and recovery after skin damage.
research Genetic Disorders and Defects in Vitamin D Action
Two rare genetic diseases cause severe rickets in children due to defects in vitamin D metabolism.
research Nongenomic Effects of 1α,25-Dihydroxyvitamin D3 on Cartilage Formation Deduced from Comparisons Between Cyp27b1 and Vdr Knockout Mice
1α,25-dihydroxyvitamin D3 directly affects cartilage growth and development.
research Rickets with Alopecia Signals Vitamin D Dependent Rickets Type II
A child with rickets and hair loss might have a rare type of rickets that doesn't improve much with usual vitamin D and calcium treatment.
research Vitamin D and the Skin: Physiology and Pathophysiology
Vitamin D and its receptor regulate skin functions like cell growth, immunity, hair cycle, and tumor prevention.
research The 1,25-Dihydroxyvitamin D3-Independent Actions of the Vitamin D Receptor in Skin
The vitamin D receptor helps regulate skin and hair health independently of its usual vitamin D ligand.
research Type II Vitamin D Dependent Rickets: A Case Report
Hair loss can be a key sign of a rare type of rickets when vitamin D treatment doesn't work and advanced tests aren't available.
research Vitamin D Metabolism and Function in the Skin
Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
research Ligand-Independent Actions of Vitamin D Receptor
The vitamin D receptor helps maintain hair and bone health even without binding vitamin D.
research Extraskeletal Actions of Vitamin D
Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.
research Protective Cardiovascular and Renal Actions of Vitamin D and Estrogen
Vitamin D and estrogen may help protect heart and kidney health, and maintaining sufficient vitamin D levels could be especially beneficial for African Americans, postmenopausal women, and people with chronic kidney disease.
research Vitamin D Deficiency Among Depressed Women: A Cross-Sectional Study in Iraq
Most women with depression in the study had low vitamin D levels.
research Inactivation of the Vitamin D Receptor Enhances Susceptibility of Murine Skin to UV-Induced Tumorigenesis
Mice without the vitamin D receptor are more prone to UV-induced skin tumors.
research The Transient Role of Calcium and Vitamin D During the Developmental Hair Follicle Cycle
Vitamin D and calcium are essential for normal hair growth.
research Ligand-Independent Actions of the Vitamin D Receptor: More Questions Than Answers
The vitamin D receptor can act without its usual activating molecule, affecting hair growth and skin cancer, but its full range of actions is not well understood.
research Pharmacodynamic Evaluation: Endocrinology
The conclusion is that endocrinology significantly impacts medicine with various common medications used for treatment.
research Vitamin D and the Parenteral Nutrition Patient
Vitamin D is crucial for bone health and preventing serious diseases.
research Human Hair Follicles Are an Extrarenal Source and a Nonhematopoietic Target of Erythropoietin
Human hair follicles produce and respond to erythropoietin, helping protect against stress.
research Development and Progression of Alopecia in the Vitamin D Receptor Null Mouse
Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
research Friends Turned Foes: Angiogenic Growth Factors Beyond Angiogenesis
Some growth factors, while important for normal body functions, can cause diseases when not regulated properly.
research Assessment of Vitamin D Level in Patients with Alopecia Areata
Low vitamin D levels are common in people with Alopecia Areata.
research Disruption of the Hedgehog Signaling Pathway Contributes to Hair Follicle Cycling Deficiency in VDR Knockout Mice
Mice without Vitamin D receptors have hair growth problems because of issues in the hedgehog signaling pathway.
research The Nuclear Vitamin D Receptor: Biological and Molecular Regulatory Properties Revealed
The vitamin D receptor is crucial for bone health and affects various body systems, with mutations potentially leading to disease.
research Successful Treatment of Alopecia Areata with Topical Calcipotriol
A boy with alopecia regrew hair using a vitamin D cream after other treatments failed.
research Topical Calcipotriol vs Narrowband Ultraviolet B in Treatment of Alopecia Areata: A Randomized-Controlled Trial
Both topical calcipotriol and narrowband UVB improved alopecia, but combining them didn't enhance the effect on hair loss severity, despite higher vitamin D3 levels.
research Pharmacological Treatment of Alopecia
Only minoxidil and finasteride are FDA-approved for hair loss, with other treatments available but less effective or with side effects.
research Targeted Expression of Human Vitamin D Receptor in the Skin Promotes the Initiation of the Postnatal Hair Follicle Cycle and Rescues Alopecia in Vitamin D Receptor Null Mice
Vitamin D receptor is crucial for starting hair growth after birth.
research Vitamin D in Dermatology and Cosmetology
Vitamin D is crucial for skin health and managing skin diseases.