research Editor's Evaluation: Complementary Evolution of Coding and Noncoding Sequence Underlies Mammalian Hairlessness
Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
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research Hair Biology and Androgenetic Alopecia
Hair loss caused by genetics and hormones; more research needed for treatments.
research Proteomic Tools for the Investigation of Human Hair Structural Proteins and Evidence of Weakness Sites on Hair Keratin Coil Segments
Hair proteins have weak spots in their α-helical segments.
research The Structure of the Amorphous Matrix of Keratins
Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
research Cortical Cell Types and Intermediate Filament Arrangements Correlate with Fiber Curvature in Japanese Human Hair
Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
research Inhibition of Rat 5α-Reductase Activity and Testosterone-Induced Sebum Synthesis in Hamster Sebocytes by an Extract of Quercus Acutissima Cortex
An extract from Quercus acutissima bark was found to reduce sebum production and block an enzyme linked to acne.
research Electron Microscope Studies of Hair and Wool
Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
research Biology and Genetics of Hair
The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.
research Functional Identification of the Phosphorylation Sites of Arabidopsis PIN-FORMED3 for Its Subcellular Localization and Biological Role
Phosphorylation of certain parts of the PIN3 protein is crucial for its role in plant root growth and response to gravity.
research A Rare Cutis Verticis Gyrata Secondary to Cerebriform Intradermal Nevus: Case Report and Literature Review
A man's unusual scalp folds caused by a skin condition were treated with surgery and remained unchanged two years later.
research Involucrin, But Not Filaggrin and Kdap mRNA, Expression Is Downregulated in 3-D Cultures of Intact Rat Hair Bulbs After Calcium Stimulation
Calcium reduces involucrin in rat hair bulbs but doesn't affect filaggrin and Kdap.
research Microstructure of Defective Mink Guard Hair
Defective mink guard hairs have split tips and missing cuticle cells, causing a metallic sheen.
research Neuroactive Steroids and Ethanol Exposure: Relevance to Ethanol Sensitivity and Alcohol Use Disorders Risk
Neuroactive steroids may affect the risk and treatment of alcohol use disorders.
research Local Flaps of the Head and Neck
The document concludes that local flaps are effective for reconstructive surgery in the head and neck, offering good skin match and function.
research Developmental Origin of Polycystic Ovary Syndrome: A Hypothesis
The hypothesis suggests that PCOS may start early in life due to genetic and environmental factors, influencing future reproductive and metabolic problems.
research Epidermal Stem Cell Diversity and Quiescence
Epidermal stem cells are diverse and vary in activity, playing key roles in skin maintenance and repair.
research Androgens and Human Hair Growth
Androgens can cause hair growth in some areas and hair loss on the scalp.
research Permanent Alopecia After Cranial Irradiation: Dose–Response Relationship
Higher doses of cranial irradiation are linked to permanent hair loss.
research Characterization of a Cluster of Human High/Ultrahigh Sulfur Keratin-Associated Protein Genes Embedded in the Type I Keratin Gene Domain on Chromosome 17q12-21
A cluster of sulfur-rich hair protein genes was found on chromosome 17.
research The Human Type I Keratin Gene Family: Characterization of New Hair Follicle Specific Members and Evaluation of the Chromosome 17q21.2 Gene Domain
The study identified and characterized new keratin genes linked to hair follicles and epithelial tissues.
research Effect of 5α-Dihydrotestosterone and Testosterone on Apoptosis in Human Dermal Papilla Cells
High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
research Hidradenitis Suppurativa: An Androgen-Dependent Disorder
Hidradenitis suppurativa improves with antiandrogen therapy.
research Biology of Hair Growth
Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
research An N-Ethyl-N-Nitrosourea Induced Corticotropin-Releasing Hormone Promoter Mutation Provides a Mouse Model for Endogenous Glucocorticoid Excess
Researchers created a mouse model for Cushing's syndrome to study glucocorticoid excess and potential treatments.
research Hair Keratin KRT81 Is Expressed in Normal and Breast Cancer Cells and Contributes to Their Invasiveness
The hair keratin gene KRT81 is found in both normal and breast cancer cells and helps them invade surrounding tissues.
research Mutations in Sterol O-Acyltransferase 1 (SOAT1) Result in Hair Interior Defects in AKR/J Mice
A mutation in the Soat1 gene causes hair structure defects and other health issues in AKR/J mice.
research Promotion Effect of Schisandra Nigra on Hair Growth
Schisandra nigra extract may help hair grow by stimulating cells and preventing hair follicle damage.
research Tactile Innervation Densities Across the Whole Body
The skin has about 230,000 touch-sensitive nerve fibers, with high concentrations in the hands and face.
research Multimodal Imaging of Hair Follicle Bulge-Derived Stem Cells in a Mouse Model of Traumatic Brain Injury
Hair follicle stem cells might help treat traumatic brain injury.
research Epidermoid Cyst of the Ear Lobule in Adults
Adult earlobe can have a benign cyst that is usually removed by surgery.