research Hard X-ray Microscopic Images of the Human Hair
High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.
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research Electron microscopic and autoradiographic study of S35-L-cystine incorporation in mouse hair follicles
Mice hair follicles take in the amino acid cystine.
research Trichological analysis on hair of malvi cattle
Malvi cattle hair varies in color and pattern across different body regions.
research A Unique Case of Trichorrhexis Nodosa—"Bamboo Hairs"
A 4-year-old girl has a rare hair condition causing fragile, short hair.
research Description of clinical aspects and microscopy of the hair shaft of a carrier of familial monilethrix
Monilethrix causes brittle hair and hair loss, and it runs in families.
research Exploring Mechanical Niches Identified by Hair Follicle Compression and How These Transduce Proliferation and Differentiation Cues in Epidermally Derived cells.
Less stiff collagen promotes higher cell growth in hair follicles.
research The biology and genetics of curly hair
Curly hair is influenced by specific genetic variations.
research Dynamic expression patterns of tenascin, proteoglycans, and cell adhesion molecules during human hair follicle morphogenesis
Specific proteins and molecules play key roles in the development of human hair follicles.
research The Majority of Multipotent Epidermal Stem Cells Do Not Protect Their Genome by Asymmetrical Chromosome Segregation
Most hair follicle stem cells do not protect their DNA by dividing it unevenly.
research Vesicle Formation and Follicular Root Sheath Separation in Mice Homozygous for Deleterious Alleles at the Balding (bal) Locus
A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.
research Stiffness of Human Hair Correlates with the Fractions of Cortical Cell Types
Hair stiffness is higher when it has more para-like cortical cells.
research Update on detection, morphology and fragility in pili annulati in three kindreds
Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
research Heterotypic cell contacts and basal lamina morphology during hair follicle development in the mouse: a light, scanning, and electron microscopic study at the site of tissue interaction
Heterotypic cell contacts likely help hair matrix cells differentiate during mouse hair follicle development.
research Probing calcium and sulfur distribution and pattern in hairs using micro-proton induced X-ray emission （MPIXE）
Women's hair has more sulfur, and black hair has more calcium than white hair.
research High-throughput phenotyping methods for quantifying hair fiber morphology
Hair fiber shape and curvature are not significantly linked when ancestry is considered.
research Pili Annulati with Multiple Fragile Hairs
Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
research Author response: Complementary evolution of coding and noncoding sequence underlies mammalian hairlessness
Hairlessness in mammals is caused by combined changes in genes and regulatory regions.
research Persistent Milia, Steatocystoma multiplex and Eruptive Vellus Hair Cysts: Variable Expression of Multiple Pilosebaceous Cysts within an Affected Family
Milia, SM, and EVHC may be related conditions, not separate ones.
research Male pattern hair loss - rh79g
research Characterization and Chromosomal Localization of Human Hair-Specific Keratin Genes and Comparative Expression During the Hair Growth Cycle
Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
research Integrated miRNA-mRNA analysis reveals regulatory pathways underlying the curly fleece trait in Chinese tan sheep
Researchers found genes and microRNAs that control curly fleece in Chinese Tan sheep.
research The medusa head: Dermoscopic diagnosis of woolly hair syndrome
A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
research Protein and amino acid composition of hair from mice carrying the naked (N) gene
The N gene affects the protein makeup of mouse hair.
research Histological structure and ultrastructure of Tianzhu white yak hair
Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
research Cell Types Promoting Goosebumps Form a Niche to Regulate Hair Follicle Stem Cells
Muscles and nerves that cause goosebumps also help control hair growth.
research 839 Spatiotemporal antagonism in mesenchymal-epithelial Signaling in sweat versus hair fate decision
Sweat glands and hair follicles are determined by opposing signals, with BMPs promoting sweat glands and blocking BMPs leading to hair follicles.
research Normal head-hair length is correlated with its diameter
Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
research Morphogenesis of the antenna of the male silkmoth. Antheraea polyphemus, III. Development of olfactory sensilla and the properties of hair-forming cells
The male silkmoth's antenna develops olfactory structures over 21 days, with full hair formation by day 15.
research In brief
Pilomatricomas don't follow the usual hair follicle cell differentiation process.
research Male Pattern Alopecia A Histopathologic and Histochemical Study
Male pattern baldness involves smaller hair follicles, larger oil glands, and other tissue changes, but not major blood supply issues.