research Cuticle Damage and the Tensile Properties of Human Hair
Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
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research The Anxiolytic Effect of Pregnancy in Rats Is Reversed by Finasteride
Pregnancy reduces anxiety in rats, but finasteride reverses this effect.
research Cosmetic Assessment of Human Hair by Confocal Microscopy
Confocal microscopy is better than scanning electron microscopy for studying hair in its natural state and understanding hair products' effects.
research Isolation and Characterization of a Novel Hair Follicle-Specific Gene, Hacl-1
Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
research Characterization of Human Keratin-Associated Protein 1 Family Members
Mutations in hKAP1 genes may cause hereditary hair disorders.
research Bubble Hair
Bubble hair deformity may be caused by hair shaft trauma and can improve with gentle hair care.
research The Cell Membrane Complex: Three Related but Different Cellular Cohesion Components of Mammalian Hair Fibers
The cell membrane complex in mammalian hair has three distinct types with different structures and chemical properties.
research Male Equivalent Polycystic Ovarian Syndrome: Hormonal, Metabolic, and Clinical Aspects
Men with hormonal imbalances similar to PCOS may have increased risk of metabolic and heart diseases.
research A Function for Rac1 in the Terminal Differentiation and Pigmentation of Hair
Rac1 is essential for proper hair structure and color.
research STIM1 R304W in Mice Causes Subgingival Hair Growth and Increased Trabecular Bone Fraction
The STIM1 R304W mutation in mice leads to bone changes and teeth hair growth.
research Transgender and Migraine: Impact of Hormone Therapy
Hormone therapy may increase migraines in transgender women and decrease them in transgender men; more research is needed on migraine management in transgender individuals.
research Ultrastructural Immunolocalization of Involucrin in the Medulla and Inner Root Sheath of Human Hair
Involucrin helps strengthen the inner parts of human hair.
research Unzipping the Cuticle of the Human Hair Shaft to Obtain Micron/Nano Keratin Filaments
Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.
research Transforming Growth Factor-Alpha Immunoreactivity During Induced Hair Follicle Growth Cycles in Sheep and Ferrets
TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
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 The Distribution of Melanocytes and the Degradation of Melanosomes in Fetal Hair Follicles
Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.
research Morphology and Properties of Hair
Hair is made of strong keratin fibers that protect against the environment.
research The Secrets of Beautiful Hair: Why Is It Flexible and Elastic?
Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
research Epilepsy and Neurodegeneration: Clues in the Hair and Blood Vessels
The document concludes that specific hair and blood vessel abnormalities in infants with seizures and developmental issues may indicate Menkes disease, which lacks a cure and is often fatal by age 3.
research Absence of H2O2 Breakdown in Human Hair Medulla: Implications in Follicular Melanogenesis
Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
research New Aspects of the Structure of Human Hair Based on Optical Microscopic Observations of Disassembled Hair Parts
Human hair's strength comes from a honeycomb-like structure and macrofibrils.
research Histological Study of Horse Skin
Horse skin has a layered epidermis, a dermis with hair follicles, sweat and sebaceous glands, and is supplied by small arteries.
research Investigation of ROP GTPase Activity and Cytoskeleton Dynamics During Tip Growth in Root Hairs and Pollen Tubes
ROP GTPase helps control the growth of pollen tubes and root hairs by managing cell structure and movement.
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 Ultrastructural Characteristics of Neonate Scalp Hair
Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
research Mechanism Research of Yak Hair Stretching Slenderization Based on the Changes of Conformation and Cell Shape
Yak hair stretches mainly due to macromolecules slipping past each other.
research Structural Analysis of Curly and Straight Human Hair Fibers by Scanning Microbeam SAXS
Curly and straight hair differ in how their internal fibers are arranged.
research Ziehl-Neelsen's Stain for Skin Sections to Show Wool and Hair Follicles
Ziehl-Neelsen's stain helps identify different parts of hair in sheep and goats.
research Trichorrhexis Nodosa Secondary to Argininosuccinicaciduria
Hair thinning and loss in a girl with a rare metabolic disorder was linked to her condition.
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.