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research The Effects of Synthetic and Natural Hormones of the Adrenal Cortex on Melanin Deposition in Adrenalectomized Black Rats Fed Diets Adequate and Deficient in Vitamin B1
Synthetic hormone treatment reduces melanin and hair growth in rats.
research Influence of Oxidative and Reductive Treatment on Human Hair: Analysis of Hair Damage
Chemical treatments and daily stresses damage hair, especially the cuticle layer.
research Types of Hair Dye and Their Mechanisms of Action
Hair dyes vary in how long they last and how deeply they penetrate hair.
research The Physical and Chemical Disruption of Human Hair After Bleaching – Studies by Transmission Electron Microscopy and Redox Proteomics
Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
research Action of Thioglycolic Acid and L-Cysteine on Disulfide Cross-Links in Hair Fibers During Permanent Waving Treatment
Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
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 Physical Properties of Human Hair: Evaluation of Bending Stress by Measuring the Major and Minor Axis of Human Hair
The cuticle significantly contributes to hair stiffness, making up about 60% of the total bending stress.
research Perspectives and Challenges of Hair Analysis
Hair is a complex organ, and understanding its detailed structure and growth phases is crucial for analyzing substances within it.
research A Discourse on Human Hair Fibers and Reflections on the Conservation of Drug Molecules
Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
research Formation and Characterization of Hollow Microtubes by Thermal Treatment of Human Hair
Heating human hair creates hollow microtubes with smooth surfaces.
research The Molecular Anatomy of Cashmere Goat Hair Follicle During Cytodifferentiation Stage
Understanding hair follicle development can help improve cashmere quality.
research Cross-Linked Features of Mouse Pelage Hair Resistant to Detergent Extraction
Two mouse mutants have defective hair cuticle cross-linking.
research High-Voltage Electron Microscopy and 3D Reconstruction of Human Hair Fiber Ultrastructure
The research provided a detailed view of the non-keratinous parts of human hair fibers.
research Extractable Substances from Human Hair: A Discussion About the Origin of the Holes
Holes in mature hair are likely caused by the removal of substances during hair care.
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 Histogenesis of Keratoacanthoma: Histochemical and Immunohistochemical Study
Keratoacanthoma comes from hair follicle cells.
research Acidic and Basic Hair/Nail (Hard) Keratins: Their Colocalization in Upper Cortical and Cuticle Cells of the Human Hair Follicle and Their Relationship to Soft Keratins
Hair and nail cells share similar proteins, indicating a common differentiation pathway.
research The Anxiolytic-Like Effects of Estazolam on a PTSD Animal Model
Estazolam reduces anxiety-like behavior in PTSD by increasing allopregnanolone levels.
research Structural Investigation on Damaged Hair Keratin Treated with α,β-Unsaturated Michael Acceptors Used as Repairing Agents
Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
research Dlx3 Is a Crucial Regulator of Hair Follicle Differentiation and Cycling
Dlx3 is essential for hair growth and regeneration.
research Perspectives on Hair Evolution Based on Comparative Studies on Vertebrate Cornification
Hair in mammals likely evolved from glandular structures, not scales.
research Pili Annulati with Multiple Fragile Hairs
Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
research Transglutaminase-3 Enzyme: A Putative Actor in Human Hair Shaft Scaffolding?
TGase 3 helps build hair structure by forming strong bonds between proteins.
research Methods of Hair Straightening: Temporary and Permanent Techniques
Hair straightening changes hair structure and can cause damage if done wrong, but improvements in the methods are expected to continue.
research Development of Hair Analysis Methods by MALDI-TOF-MS and MALDI-MSI and Evaluation of Cosmetic Treatments
The study concluded that the developed method can show how argan, avocado, and coconut oils penetrate and change hair, suggesting these oils are effective in hair treatments.
research Hair Straightening: Techniques, Chemicals, and Evolution
Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
research Topical Treatment of Androgenetic Alopecia with Spironolactone
Topical spironolactone effectively treats hair loss in women.
research The Pathological Dynamics of Androgenetic Alopecia and Its Treatment
Topical spironolactone effectively treats hair loss in women.
research Regulation of Hair Growth
The document concludes that treatments like oral anti-androgens, minoxidil, and topical spironolactone can be effective for hair loss in men and women.