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The authors defended their methods for measuring hair density and caliber, emphasizing the need for consistent photography and manual counting for accuracy in evaluating hair loss treatments.
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research Office Diagnosis of Hair Shaft Defects
The document explains how to identify different hair problems using a microscope.
research The associations of hair glucocorticoids with socioeconomic position and type 2 diabetes: Findings from the Maastricht study
Hair glucocorticoids link to type 2 diabetes but not to socioeconomic status.
research Alopecia: the questions we need to answer
We need better research to improve alopecia treatment and patient care.
research Human hair follicles display a functional equivalent of the hypothalamic‐pituitary‐adrenal (HPA) axis and synthesize cortisol
Human hair follicles can produce cortisol like the body's stress response system.
research Correlations of the onset of androgenic alopecia with family history and serum dihydrotestosterone levels in 614 female patients
Higher DHT levels and family history lead to earlier hair loss in women.
research An Improved Method for the Histological Preparation of Single Hairs and Dust Samples—Morphological and Immunological Examination
A new method accurately determines hair blood type and can be used on dust samples.
research YOU ARE NOT WHAT YOU EAT DURING STRESS: AN ISOTOPIC EVALUATION OF HUMAN HAIR FROM BELLEVILLE, ONTARIO
Changes in δ¹⁵N values in hair can indicate stress or health issues.
research Clinical correlation
The conclusion is that detailed clinical descriptions help pathologists diagnose hair loss conditions more accurately.
research Dermatopathology of Common Hair Problems
Examining scalp biopsies in different ways helps better diagnose hair loss types.
research 115 Distributions of type XII and XIV collagens in adult skin and the anagen hair follicle
research Factors associated with female pattern hair loss and its prevalence in Taiwanese women: A community-based survey
research Hair Manganese as a Marker of Cardiometabolic Status Rather than Coronary Artery Disease Severity—An Exploratory Pilot Study
Hair manganese may relate to cardiometabolic health, not coronary artery disease severity.
research Usefulness of high-frequency ultrasonography in the assessment of alopecia areata – comparison of ultrasound images with trichoscopic images
High-frequency ultrasonography can be a useful tool for diagnosing different stages of alopecia areata, a type of hair loss.
research A Comprehensive Review of GWASs of Human Hair Traits
Genetic studies on hair traits can improve understanding of health and disease.
research Peripubertal Testosterone, 17β-Estradiol and Progesterone Concentrations in Hair and Nails in Dobermann Dogs
Hair and nails can show hormone changes during puberty in dogs.
research Serum ferritin and hair iron content in correlation to hair diameter and density: a case-control study
Hair iron levels might help increase hair thickness in early hair loss.
research 289 Immortalization of primary human dermal papilla cells by Bmi-1 and TERT
Hair care products reduced hair roughness, a combination of Stemoxydine and Resveratrol increased hair density, fermented mackerel oil promoted hair growth, and genes TERT and Bmi-1 helped create new hair follicles.
research Analysis of alopecia areata surveys suggests a threshold for improved patient-reported outcomes
A SALT score of ≤ 20 indicates meaningful improvement in alopecia areata treatment.
research Review of: "Hair Loss, Body Height and Attractiveness Malus for Men"
Men with hair loss and shorter height may be perceived as less attractive.
research [Studies on androsterone and dehydroepiandrosterone levels in hair under endogenic and exogenic stress].
research Trichoscopy
Trichoscopy is a non-invasive way to diagnose hair and scalp problems without needing hair samples.
research Cultured dermal papilla cells from androgen-dependent human hair follicles (e.g. beard) contain more androgen receptors than those from non-balding areas of scalp
Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.
research (R) Alopecia areata hair pull test and its correlation to histopathological findings.
Transverse sectioning is more reliable for diagnosing alopecia areata.
research Evaluation of hair humidity resistance/moisturization from hair elasticity.
Polyquaternium-70 shampoo is best for reducing frizz.
research Quantification of hair follicle parameters using computer image analysis: A comparison of androgenetic alopecia with normal scalp biopsies
Hair follicles are smaller in people with androgenetic alopecia compared to those with normal scalps.
research Computerized morphometry and three-dimensional image reconstruction in the evaluation of scalp biopsy from patients with non-cicatricial alopecias
The study suggests computer-assisted analysis of scalp biopsies could improve hair loss diagnosis but needs more validation.
research Neuroendocrinology of the hair follicle: principles and clinical perspectives
Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
research Age, lifestyle and self‐perceptions of hair: Is there an association with hair diameter and tensile properties?
Older age and certain lifestyles are linked to thinner, weaker hair, while how you see your hair relates to its thickness.
research Chronological ageing of human hair keratin fibres
Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.