research Hair EtG: Alterations in segment levels accompanying hair growth
EtG levels in hair decrease significantly after one month of alcohol abstinence.
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research A Comparison of Morphometric Features of Scalp Hair among Different Regions of India
Scalp hair characteristics vary across different regions of India and can help identify a person's origin.
research Reimagining Hair Science: A New Approach to Classify Curly Hair Phenotypes via New Quantitative Geometrical & Structural Mechanical Parameters
New methods to classify curly hair types were developed based on shape and strength.
research Segmental hair analysis - a retrospective testosterone diary?
Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
research Indications for a brain‐hair follicle axis: inhibition of keratinocyte proliferation and up‐regulation of keratinocyte apoptosis in telogen hair follicles by stress and substance P
Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.
research Olfactory receptor OR2AT4 regulates human hair growth
A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
research The Hair Follicle: A Paradoxical Androgen Target Organ
Androgens can both promote and prevent hair growth due to differences in gene expression in hair follicles.
research Modulating Mesenchymal Stem Cell Behavior Using Human Hair Keratin-Coated Surfaces
Coating surfaces with human hair keratin improves the growth and consistency of important stem cells for medical use.
research Adult‐onset hair loss in Chesapeake Bay retrievers: a clinical and histological study
Chesapeake Bay retrievers' hair loss is likely a breed-specific, hereditary condition linked to abnormal steroid levels and distinct skin changes.
research Expression of the RORα gene in Inner Mongolian cashmere goat hair follicles
The RORα gene is active in different parts of cashmere goat hair follicles and may be influenced by melatonin, especially in December when hair growth changes.
research The effects of melatonin treatment on wool production and hair follicle cycle in angora rabbits
Melatonin treatment increases wool production and improves fiber quality in angora rabbits.
research The seasonal development dynamics of the yak hair cycle transcriptome
Yak hair growth is influenced by genes and hormones, helping them adapt to alpine environments.
research In vitro identification of a stem cell population from canine hair follicle bulge region
Researchers found stem cells in dog hair follicles using specific markers.
research Scalp microbiome in male androgenetic alopecia: 16S rRNA sequencing-based clinical characterization, mouse model validation, and effects on hair follicle cells
Staphylococcus levels may indicate hair loss in men and could help develop new treatments.
research Expression of the Wnt signaling pathway and hair follicle development in Rex rabbits of different ages
Rex rabbits should not be slaughtered before 120 days for the best fur quality.
research Original article / Article original External post mortem artefact: a key issue in hair result interpretation
Hair test results can be misleading due to external contamination, so they shouldn't be used alone to assess long-term drug use.
research 6-Gingerol Inhibits Hair Shaft Growth in Cultured Human Hair Follicles and Modulates Hair Growth in Mice
6-Gingerol, found in ginger, may slow down hair growth and could be used for hair removal.
research Idiopathic hirsutism: excessive bodily and facial hair in women
Idiopathic hirsutism causes excessive hair growth in women, can be treated with medication and hair removal, but cannot be fully reversed.
research Hair Care Products Utilization by Female Youths in Umunneochi Local Government Area
Female youths should consult dermatologists and avoid fake hair products to prevent hair damage.
research VITAMIN D RESISTANT RICKETS WITH ALOPECIA: A FORM OF END ORGAN RESISTANCE TO 1,25 DIHYDROXY VITAMIN D
A girl with rickets and hair loss was found to have a rare condition where her body didn't respond to vitamin D treatment.
research Hair Growth-Promoting Mechanisms of Red Ginseng Extract through Stimulating Dermal Papilla Cell Proliferation and Enhancing Skin Health
Red Ginseng Extract helps hair grow and improves skin health by stimulating cell growth and enhancing the body's antioxidant defense system.
research Patients treated with thinner artificial hair implants: a case series
Biofibre ® 4.0 hair implants are safe and satisfy most patients with hair loss.
research Body Composition Parameters, Carotid Intima Media Thickness and Epicardial Fat Thickness in Male Patients with Androgenetic Alopecia
Men with male pattern baldness had higher body fat and obesity-related measurements but similar heart fat and artery thickness compared to healthy men.
research Needle Transportable Semi-Automatic Hair Follicle Implanter and Image-Based Hair Density Estimation for Advanced Hair Transplantation Surgery
A new semi-automatic hair implanter could make hair transplants easier, more successful, and more accessible.
research The vellus index: a new method of assessing hair growth
The vellus index is a simple, quick, and reliable method to assess and monitor hair growth, especially in hirsutism.
research Non-invasive evaluation of advanced glycation end products in hair as early markers of diabetes and aging
Hair analysis can effectively detect diabetes and aging markers.
research Single-cell transcriptomics reveals lineage trajectory of human scalp hair follicle and informs mechanisms of hair graying
The study found new details about human hair growth and suggests that preventing a specific biological pathway could potentially treat hair graying.
research Incorporation of Isotopically Labeled Cocaine and Metabolites into Human Hair: 1. Dose-Response Relationships
Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
research Hormonal regulation of hair follicles exhibits a biological paradox
Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
research Improving stable isotopic interpretations made from human hair through reduction of growth cycle error
The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.