research A boggy swelling of the scalp
A rare calcium deposit condition was found on a man's scalp.
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420-450 / 1000+ resultsresearch Hereditary 1,25-dihydroxyvitamin D-resistant rickets with alopecia in four Egyptian families: report of three novel mutations in the vitamin D receptor gene
Three new gene mutations cause rickets and hair loss, treatable with high calcium and calcidol, but hair regrowth is rare.
research Niche formed by bone morphogenetic protein antagonists gremlin 1 and gremlin 2 in human hair follicles
Gremlin proteins help regulate hair growth by balancing signals in hair follicles.
research The Localization of Label-Retaining Cells in Mouse Nails
Stem cells in mouse nails are found in the nail matrix and may control nail growth.
research Co-option of Hair Follicle Keratins into Amelogenesis Is Associated with the Evolution of Prismatic Enamel: A Hypothesis
Hair follicle keratin may have been used in tooth enamel evolution.
research Gene Expression Analysis Reveals Novel Functions of Vitamin D and Glucocorticoids
Vitamin D and glucocorticoids affect bone growth, metabolism, and immune response.
research Histological analysis of the impact of isotretinoin in the endochondral ossification in Wistar rats
Isotretinoin delays bone development in young rats.
research Irradiation by high-intensity red light-emitting diode enhances human bone marrow mesenchymal stem cells osteogenic differentiation and mineralization through Wnt/β-catenin signaling pathway
High-intensity red LED light boosts bone cell growth and mineralization.
research Age- and sex-dependence of five major elements in the development of human scalp hair
Calcium and magnesium in hair increase with age and are higher in adult women.
research A Study of the Expression of Small Conductance Calcium-Activated Potassium Channels (SK1-3) in Sensory Endings of Muscle Spindles and Lanceolate Endings of Hair Follicles in the Rat
SK2 channels help control sensory signals in rat muscle spindles and hair follicles.
research Vitamin D-dependent rickets type II. Defective induction of 25-hydroxyvitamin D3-24-hydroxylase by 1,25-dihydroxyvitamin D3 in cultured skin fibroblasts.
Measuring 24-OHase induction helps identify defects in vitamin D processing and predict treatment response.
research Existence of various structural zones in keratinous tissues revealed by X-ray microdiffraction
Keratinous tissues have multiple structural layers, including ordered keratin and lipid granules.
research Punch hair transplants
Vitamin D helps regulate calcium levels in the body.
research Aconiti Lateralis Preparata Radix Activates the Proliferation of Mouse Bone Marrow Mesenchymal Stem Cells and Induces Osteogenic Lineage Differentiation through the Bone Morphogenetic Protein-2/Smad-Dependent Runx2 Pathway
Aconiti Lateralis Preparata Radix helps mouse stem cells grow and turn into bone cells faster than usual methods.
research Experience of intravenous calcium treatment and long-term responses to treatment in a patient with hereditary vitamin D-resistant rickets resulting from a novel mutation
Intravenous calcium therapy is a safe and effective treatment for a rare type of rickets.
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 Tentative reference ranges for calcium and strontium in Spanish children’ scalp-hair.
Girls in Alcalá have higher hair calcium and strontium levels than boys, with lower overall levels than other regions.
research TMT-Based Proteomic Explores the Influence of DHEA on the Osteogenic Differentiation of hBMSCs
DHEA boosts bone cell growth and differentiation in elderly stem cells.
research Mineral requirements of hair sheep in tropical climates
Hair sheep in tropical climates need different mineral amounts for growth than commonly recommended.
research Daily Circle of Calcium Concentration in Hair Observed by X-ray Fluorescence Analysis
Hair can show daily calcium changes, linked to body calcium levels and influenced by hormones, and can help assess calcium metabolism issues.
research Synergistic Effect of Stauntonia hexaphylla (Thunb.) Decne Fruit and Leaf on RAW 264.7 Osteoclast and MC3T3-E1 Osteoblast Differentiation
Stauntonia hexaphylla leaves and fruits, especially leaves, may help prevent osteoporosis by boosting bone growth and reducing bone loss.
research Targeted Skin Overexpression of the Mineralocorticoid Receptor in Mice Causes Epidermal Atrophy, Premature Skin Barrier Formation, Eye Abnormalities, and Alopecia
Overexpressing the mineralocorticoid receptor in mouse skin causes skin thinning, early skin barrier development, eye issues, and hair loss.
research Vitamin D dependent rickets type 2: a case-based review of patient with alopecia and rickets
A rare genetic disease causes rickets and often hair loss in young children, which can improve with specific treatments.
research 447 Skin-Associated Cartilage Consists of Lipid-Filled Cells That Modify Hair Growth via BMP and WNT Signaling
research Expression of retinoic acid receptors and dermal-epidermal interactions during mouse skin morphogenesis
Retinoic acid can change skin development, like turning scales into feathers or forming glands.
research Bone Morphogenetic Protein Signaling Inhibits Hair Follicle Anagen Induction by Restricting Epithelial Stem/Progenitor Cell Activation and Expansion
BMP signaling prevents hair growth by stopping stem cell activation.
research Cortisol Enhances the Expression of mac25/Insulin-Like Growth Factor-Binding Protein-Related Protein-1 in Cultured Osteoblasts**This work was supported by NIDDK Grant DK-45227 and a scholarship (to R.C.P.) from Fundacao Coordenacao de Aperfeicoa mento de Pessoal de Nivel Superior (CAPES), Universidade de Sao Paulo (Sao Paulo, Brazil).
Cortisol increases a specific protein in bone cells, which may help explain its negative effects on bone.
research Two siblings with a novel nonsense mutation, p.R50X, in the vitamin D receptor gene
A new gene mutation causes vitamin D-resistant rickets and hair loss in two siblings.
research What do we know about osteoma cutis? Literature review. Clinical cases
Osteoma cutis is a rare, benign skin condition where bone forms in the skin.
research Evolution of hard proteins in the sauropsid integument in relation to the cornification of skin derivatives in amniotes
Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.