research Analysis of DNA in Hair Fibers
Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
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research An Ultrastructural Study of Hair Fiber Damage and Restoration Following Treatment with Permanent Hair Dye
Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
research Twelve-Point Scale Grading System of Scanning Electron Microscopic Examination to Investigate Subtle Changes in Damaged Hair Surface
The 12-point scale is better for evaluating small changes in hair condition after using hair care products.
research Cosmetic Trichology: Hair Cosmetics, Styling, and Their Effect on the Hair Fiber
Hair styling products can damage hair over time.
research Nanotechnology-Based Cosmetics for Hair Care
Nanotechnology improves hair care products by enhancing ingredient stability, targeting treatment, and reducing side effects, but more research on its toxicity is needed.
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 Case Report: Exploring Autosomal Recessive Woolly Hair: Genetic and Scanning Electron Microscopic Perspectives on a Japanese Patient
A genetic mutation in the LIPH gene causes tightly curled hair that stops growing in some Japanese individuals.
research Hair Dye Effects on the Hair Coat and Skin of the Dog: A Scanning Electron Microscopic Study
Frequent hair dye use caused significant hair and skin damage and affected the dogs' behavior.
research Comparative Study of Male and Female Human Hair: A Microscopic Analysis
Male and female human hairs have different microscopic structures that can help in forensic analysis.
research Abnormal Inner Root Sheath of the Hair Follicle in the Loose Anagen Hair Syndrome: An Ultrastructural Study
Loose anagen hair syndrome is caused by structural abnormalities in the hair follicle's inner root sheath.
research Studies on Microscopic Identification of Animal Drugs’ Remnant Hair: Identification of Several Species of Cauda Cervi
Microscopic hair features can identify different Cauda Cervi species.
research Pili Annulati with Multiple Fragile Hairs
Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
research Hair Structure Anatomy And Comparative Anatomy Dedicated 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 Clinical, Microscopic, and Ultrastructural Findings in a Case of Short Anagen Syndrome
The study found that Short Anagen Syndrome results in short hair growth not due to hair fragility, and hair may grow longer after puberty.
research Fine Structure of Marsupial Hairs, with Emphasis on Trichohyalin and the Structure of the Inner Root Sheath
Marsupial hair structure and keratin distribution are similar to placental mammals.
research Hair Shaft Abnormalities: Clues to Diagnosis and Treatment
Hair problems can be caused by genetics or the environment, and treatment should focus on the cause and reducing hair damage.
research Physical and Mechanical Properties of the Hair Shaft: A Review of Measurement Techniques to Verify the Efficacy of Cosmetic Products
Different techniques measure hair properties to ensure cosmetic products work.
research Hair Cuticle Differences Between Asian And Caucasian Females
Asian hair is stronger and more damage-resistant than Caucasian hair due to a thicker cuticle layer.
research Hair Shaft Dysplasias
Hair shaft dysplasias are abnormal hair conditions that can be inherited or acquired and may signal other health issues, with limited treatment options available.
research Hair Shaft Disorders: A Rare Case Series
The document concludes that proper diagnosis and treatment of hair shaft disorders require understanding their unique causes and avoiding hair-damaging practices.
research Independent DSG4 Frameshift Variants in Cats with Hair Shaft Dystrophy
Cats with abnormal hair had DSG4 gene changes causing hair problems.
research Dermatoscopy of Hair Shaft Disorders
Dermatoscopy is a useful tool for diagnosing hair disorders and can help choose samples for more detailed analysis.
research Identification of Hair Shaft Progenitors That Create a Niche for Hair Pigmentation
Scientists found cells in hair that are key for growth and color.
research Trichoscopy in Hair Shaft Disorders
Trichoscopy is a useful tool for diagnosing hair disorders without pulling out hair.
research Mechanism of Cuticle Hole Development in Human Hair Due to UV Radiation Exposure
UV radiation damages hair by creating holes and peeling cuticle layers.
research Isolation and Quantification of Glycosaminoglycans from Human Hair Shaft
Human hair contains more glycosaminoglycans in children than adults, and these compounds decrease with age, possibly affecting hair thickness.
research Hair Shaft Structures in EDAR Induced Ectodermal Dysplasia
The EDAR gene mutation leads to thinner and more deformed hair shafts.
research Topographical and Tribological Characteristics of Asian Human Hair Cuticles
Hair damage increases significantly with higher temperatures and longer heating times.
research Effectiveness of Luliconazole vs Ketoconazole Topical Formulation in Reversing Damaged Hair Cuticle
Luliconazole is more effective than ketoconazole at repairing damaged hair cuticles.
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.