research Simultaneous LC-MS/MS Quantification of Glucocorticoids, Melatonin, and Its Metabolites in Hair
The new method can measure sleep-related hormones in hair effectively and could help track long-term sleep patterns.
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research How to Diagnose Hair Loss
The document concludes that using specific tools and tests is essential for identifying the cause of hair loss and deciding on the right treatment.
research Is It Getting in the Hair? Cortisol Concentrations in Native, Regrown, and Segmented Hairs of Cattle and Pigs After Repeated ACTH Administrations
Hair cortisol is a reliable stress indicator in cattle but may not be valid for pigs.
research Progressive Expression of PPARGC1α Is Associated with Hair Miniaturization in Androgenetic Alopecia
Increased PPARGC1α relates to hair thinning in common baldness.
research Disappearance of Tramadol and THC-COOH in Hair After Discontinuation of Abuse: Two Different Profiles
Tramadol and THC-COOH can be detected in hair for several months after stopping use.
research Accumulations of Calcium and Phosphorus in the Core of Hairs from Taklamakan Desert Mummies
Mummy hair from the Taklamakan desert has calcium and phosphorus inside.
research Human Exposure to Heavy Metals Over the Last 100 Years
People today have lower levels of arsenic, lead, cadmium, and iron in their hair than people did 100 years ago.
research Comparison of Physical and Chemical Properties of Black and White Hair
White hair is denser and more hydrophobic than black hair.
research A Novel Monilethrix Mutation in Coil 2A of KRT86 Causing Autosomal Dominant Monilethrix with Incomplete Penetrance
A new mutation in the KRT86 gene causes a hair disorder with variable expression.
research Laboratory and Experimental Trichology
The document concludes that the trichogram is a useful tool for diagnosing hair loss and suggests semi-organ cultures for practical trichological research.
research Tracing the Connection of Iron and Copper in Chronic Telogen Effluvium
Iron deficiency is linked to hair loss in CTE patients.
research Immunolocalization of Telomerases in Human Hairs Identifies Proliferating Cells in the Bulb Matrix and Outer Root Sheath
Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
research Three Cases of Alopecia Following Clinical Islet Transplantation
Some patients developed hair loss after islet cell transplant possibly due to their immune-suppressing medications.
research Identification of Potential Biomarkers for Diagnosis of Patients with Methamphetamine Use Disorder
Gene expression in hair follicles can help diagnose methamphetamine use disorder.
research Massive Lithium Intoxication Associated with Diffuse Telogen Effluvium
A woman survived a massive lithium overdose that caused a form of hair loss.
research In Vitro Analysis of Hemostatic Efficacy of Fibrinogen Precipitation With Varied Keratin Fraction Compositions
Human hair proteins can help blood clot when mixed in equal parts.
research Guadalupe Fur Seal Alopecia: A Metabolic Syndrome Associated to Climatic Anomalies?
Climate-related nutritional stress may cause hair loss in juvenile male Guadalupe fur seals.
research Retinoic Acid Is Not Involved in Fluconazole-Induced Alopecia: Evaluation in a Human Cohort and Rat Model
Retinoic acid is not linked to hair loss from fluconazole use.
research The Contribution of Endogenous and Exogenous Factors to Female Alopecia
Both genetic and lifestyle factors significantly affect female hair loss.
research Prenatal Androgenization of Ewes as a Model of Hirsutism in Polycystic Ovary Syndrome
Prenatally androgenized ewes can model increased hair diameter in women with PCOS.
research A Prospective Longitudinal Study of Dynamics of Human Papillomavirus 6 and 11 Infection in Anogenital Hairs and Eyebrows of Male Patients with Anogenital Warts and Age-Matched Controls
HPV6/11 is often found in hair of men with anogenital warts, especially pubic hair, and can lead to recurrent warts.
research The 5alpha-Reductase Type 1, But Not Type 2, Gene Is Expressed in Anagen Hairs Plucked from the Vertex Area of the Scalp of Hirsute Women and Normal Individuals
The gene SDR5A1 is found in scalp hair of both hirsute and normal individuals, but it does not explain differences in hair growth.
research Assessment of Heavy Metal and Trace Element Levels in Patients with Telogen Effluvium
Heavy metals might contribute to hair loss in Telogen Effluvium.
research Hypotrichosis Congenita (KRT71 Mutation) in Hereford Cattle in Uruguay
A KRT71 mutation in Hereford cattle in Uruguay causes thin, curly hair and scaly skin.
research Protein Extraction from Human Anagen Head Hairs 1 Millimeter or Less in Total Length
A new method was developed to extract and analyze proteins from very short human hairs.
research Effects of Bright Light Exposure During Daytime on Peripheral Clock Gene Expression in Humans
Bright light during the day doesn't change most human clock genes but may slightly increase Rev-erb-ß.
research Investigating the Role of Obesity, Circadian Disturbances, and Lifestyle Factors in People with Schizophrenia and Bipolar Disorder: Study Protocol for the SOMBER Trial
The trial aims to understand how obesity and lifestyle affect circadian rhythms in people with schizophrenia and bipolar disorder.
research Gradually Increased Stress Levels in the Days Leading to an Acute Myocardial Infarction Detected by a New Biomarker-Based Approach
Higher stress levels were found about two weeks before a heart attack.
research Cutaneous Xanthomas With Concurrent Demodicosis and Dermatophytosis in a Cat
A cat with skin bumps and itching had high blood fats and skin infections, which improved with diet and medication changes.
research Medical Management of Trichophyton Dermatophytosis Using a Novel Treatment Regimen in L'Hoest's Monkeys (Cercopithecus Lhoesti)
The monkeys' skin infection was cured in eight weeks using oral terbinafine, topical washes, and disinfectant fogging.