research Distinctive or Critical Histological Features and Associated Diseases
The document concludes that diagnosing hair loss requires evaluating multiple histological features, as no single feature is definitive on its own.
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research The Changing Patterns of Hair Density and Thickness in South Korean Women with Hair Loss: Clinical Office-Based Phototrichogram Analysis
South Korean women with hair loss have lower hair density and thickness compared to healthy women.
research Secretory Phospholipase A2-IIA Overexpressing Mice Exhibit Cyclic Alopecia Mediated Through Aberrant Hair Shaft Differentiation and Impaired Wound Healing Response
Mice with too much sPLA₂-IIA have hair loss and poor wound healing due to abnormal hair growth and stem cell depletion.
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 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 Evidence for Various Calcium Sites in Human Hair Shaft Revealed by Sub-Micrometer X-Ray Fluorescence
The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
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 Effect of Protein Hair Straightener on Hair Shaft by Scanning Electron Microscopy
Protein hair straighteners damage the hair more than hair dyes.
research Erythropoietin Promotes Hair Shaft Growth in Cultured Human Hair Follicles and Modulates Hair Growth in Mice
Erythropoietin helps hair grow and could be a potential treatment for hair loss.
research Premature Hair Whitening Is an Independent Predictor of Carotid Intima-Media Thickness in Young and Middle-Aged Men
Early hair whitening may indicate a higher risk of heart disease in young and middle-aged men.
research Prognosis and Management of Congenital Hair Shaft Disorders with Fragility—Part I
Some congenital hair disorders improve in childhood or with treatments like minoxidil and retinoids, while others like Netherton syndrome and trichothiodystrophy have a poor prognosis.
research Prognosis and Management of Congenital Hair Shaft Disorders Without Fragility—Part II
Some congenital hair disorders improve with age and can be managed with treatments like minoxidil, retinoids, supplements, and gentle hair care, but there's no cure.
research Effects of Ultraviolet B Radiation on Physicochemical Properties of Human Hair Shaft
UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
research Control of Human Hair Growth by Neurotrophins: Brain-Derived Neurotrophic Factor Inhibits Hair Shaft Elongation, Induces Catagen, and Stimulates Follicular Transforming Growth Factor Beta 2 Expression
Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
research Preliminary Results of the Use of Scalp Microneedling in Different Types of Alopecia
Scalp microneedling may improve hair density and thickness for various alopecia types.
research Transgenic Kallikrein 14 Mice Display Major Hair Shaft Defects Associated with Desmoglein 3 and 4 Degradation, Abnormal Epidermal Differentiation, and IL-36 Signature
Mice with extra human KLK14 had hair and skin problems, including weaker cell bonds and inflammation, linked to Netherton syndrome.
research Hair Diameter Evaluation in Different Regions of the Safe Donor Area in Asian Populations
Different areas of the scalp have varying hair thickness, useful for different types of hair transplant needs.
research The Effect of 1540-nm Fractional Erbium-Glass Laser in the Treatment of Androgenic Alopecia
Laser treatment effectively increases hair density and thickness in androgenic alopecia.
research Low-Level Light Therapy for Androgenetic Alopecia: A 24-Week, Randomized, Double-Blind, Sham Device-Controlled Multicenter Trial
Low-level light therapy safely improves hair growth and thickness for androgenetic alopecia.
research Mesotherapy Using Dutasteride-Containing Preparation in Treatment of Female Pattern Hair Loss: Photographic, Morphometric and Ultrastructural Evaluation
Dutasteride-containing mesotherapy effectively treats female hair loss, improving density and thickness with minimal side effects.
research In Vivo Expansion and Regeneration of Full-Thickness Functional Skin with an Autologous Homologous Skin Construct: Clinical Proof of Concept for Chronic Wound Healing
A new skin treatment using a patient's own cells healed chronic wounds effectively and was preferred over traditional grafts.
research Evaluation of Platelet-Rich Plasma as a Treatment for Androgenetic Alopecia: A Randomized Controlled Trial
PRP treatment improves hair density and thickness for alopecia, but needs more research.
research Efficacy and Safety of Low-Level Light Therapy for Androgenetic Alopecia: A 24-Week, Randomized, Double-Blind, Self-Comparison, Sham Device-Controlled Trial
Low-level light therapy safely improves hair coverage, thickness, and count in androgenetic alopecia patients.
research The Effect of Platelet-Rich Plasma on Female Androgenetic Alopecia: A Randomized Controlled Trial
PRP injections improve hair density and thickness in women with hair loss.
research Recipient-Site Influence in Hair Transplantation
The place where hair is transplanted can change its growth rate and length but not its thickness.
research Platelet-Rich Plasma as a Therapy for Androgenic Alopecia: A Systematic Review and Meta-Analysis
PRP treatment increases hair density and thickness in androgenetic alopecia by 79%.
research Trichologic Response of Platelet-Rich Plasma in Androgenetic Alopecia Is Maintained During Combination Therapy
PRP therapy improves hair density and thickness in AGA patients, even with other treatments.
research Hair Diameter Variation in Different Vertical Regions of the Occipital Safe Donor Area
Hair thickness decreases from the upper to lower areas of the back of the head, affecting hair transplant results.
research Caffeine and Its Pharmacological Benefits in the Management of Androgenetic Alopecia: A Review
Caffeine improves hair growth, thickness, and reduces shedding.
research Comparison of Low-Level Light Therapy and Combination Therapy of 5% Minoxidil in the Treatment of Female Pattern Hair Loss
Combination therapy works best for female hair loss, increasing density and thickness.