research Intrinsic curvature in wool fibres is determined by the relative length of orthocortical and paracortical cells
Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
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30 / 1000+ resultsresearch The premature catagen induced by estrogen was accompanied with advance apoptosis of precortex cells.
Estrogen speeds up hair follicle cell death, causing early hair growth cycle changes, but only if a specific receptor is present.
research Wool Fibres: Sectioning and Staining, Differentiation of Ortho and Paracortex
research ELECTRON MICROSCOPE STUDIES OF HAIR AND WOOL
Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
research Nucleation and growth of macrofibrils in trichocyte (hard-α) keratins
Sheet formation is key to macrofibril structure differences in wool.
research Inhibition of Bmp signaling affects growth and differentiation in the anagen hair follicle
Inhibiting Bmp signaling disrupts hair growth and differentiation.
research Human hair keratin network and curvature
Curly hair shape is due to uneven growth patterns in the hair follicle.
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 Estrogen Leads to Reversible Hair Cycle Retardation through Inducing Premature Catagen and Maintaining Telogen
Estrogen can temporarily slow down hair growth but this can be reversed.
research Intragenic deletion in the Desmoglein 4 gene underlies the skin phenotype in the Iffa Credo “hairless” rat
A gene deletion causes the "hairless" trait in Iffa Credo rats.
research ILK modulates epithelial polarity and matrix formation in hair follicles
ILK is essential for proper hair follicle development and structure.
research Curl secret in cells
Hair curliness is caused by the arrangement and length of two different cell types.
research Immunohistochemical study of hair follicle stem cells in regenerated hair follicles induced by Wnt10b
Increasing Wnt10b levels can help grow new hair follicles in mice.
research HIF‐2α/ARNT complex regulates hair development via induction of p21 Waf1/Cip1 and p27 Kip1
The HIF-2α/ARNT complex is important for hair follicle development by controlling cell growth.
research Short histological kaleidoscope – recent findings in histology. Part IV
Recent findings in cell biology help understand cell roles in health and disease.
research Investigating the internal structure of sheep wool hair fibre using new microscopic techniques
Curly wool has more orthocortex than straight wool.
research Hair structure anatomy and comparative anatomy1 1Dedicated to the memory of the late Dr. R. E. Rivett whose untimely death prevented his role in co-authorship.
Human hair is complex and grows in cycles starting from embryonic life.
research Characterization of curved hair of Japanese women with reference to internal structures and amino acid composition.
Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
research Keratin Gene Expression in Wool Fibre Development
Only two of the four keratin genes are expressed in wool fibers.
research J. Cosmet. Sci., 59, 263–289 (July/August 2008) Characterization of curved hair of Japanese women with reference to internal structures and amino acid composition
Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
research Morphology and ultrastructure of antler velvet hair and body hair from red deer (Cervus elaphus)
Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
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 From hair colour to diagnosis
Hair color is influenced by genetics and can indicate certain health conditions.
research A modular modeling approach for investigating wool critical buckling from biologically variable along-fiber microstructure
The model helps understand how wool fiber structure affects its strength and flexibility.
research Mutations in the Desmoglein 4 Gene Are Associated with Monilethrix-like Congenital Hypotrichosis
Mutations in the DSG4 gene can cause a rare hair disorder similar to monilethrix.
research Hair follicle morphogenesis and epidermal homeostasis in we/we wal/wal mice with postnatal alopecia
The we/we wal/wal mice have defects in hair growth and skin layer formation, causing hair loss, useful for understanding alopecia.
research Discussion: Themes in the Molecular Structure of Hair
Keratin proteins are crucial for hair structure and strength.
research Biology of the wool follicle: an excursion into a unique tissue interaction system waiting to be re‐discovered
The article concludes that the wool follicle is a valuable model for studying tissue interactions and has potential for genetic improvements in wool production.
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 Cytology and Cytochemistry of the Wool Follicle
Wool follicles are complex, involving interactions between different cell types and structures.