research In vitrometabolism of dehydroepiandrosterone and testosterone by canine hair follicle cells
Canine hair follicle cells metabolize DHEA and testosterone differently than human cells.
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research Voltammetric reduction of finasteride at mercury electrode and its determination in tablets
New, cheaper method measures finasteride in tablets accurately and quickly.
research Modification of hair dysplasia curve by radioprotectors containg sulfur as a function of the x-ray dose.
Sulfur-containing radioprotectors can protect hair from X-ray damage if given before exposure but worsen damage if given after.
research Development of a new gas chromatography–mass spectrometry (GC–MS) methodology for the evaluation of 5α-reductase activity
A new method was developed to accurately measure enzyme activity related to prostate health.
research 591 Chromatin architectural protein CTCF regulates terminal keratinocyte differentiation in the developing epidermis and hair follicles
CTCF protein is essential for skin and hair follicle development in mice.
research LC-APCI+-MS/MS method for the analysis of ten hormones and two endocannabinoids in plasma and hair from the mice with different gut microbiota
The method accurately measures hormones and endocannabinoids in mice, showing gut microbiota diversity affects these levels and may influence stress and reproductive systems.
research ToF‐SIMS characterization of the lipid layer on the hair surface. I: the damage caused by chemical treatments and UV radiation
Chemical treatments and UV radiation severely damage the lipid layer on hair.
research Differential distribution of the epigenetic marker 5‐hydroxymethylcytosine occurs in hair follicle stem cells during bulge activation
The marker 5-hmC changes in hair follicle stem cells when they start to grow.
research 5α-Reductase and 11β-Hydroxysteroid Dehydrogenase Activity in Prepubertal Hispanic Girls with Premature Adrenarche
Enzyme activities do not cause early pubic hair in these girls.
research The Determinatıon of The Stability Constant of Finasteride Complexes with Various Metals by Potentiometric and Spectrophotometric Methods
Finasteride forms stable complexes with cobalt, zinc, cadmium, and copper.
research Metabolic study of androsta-1,4,6-triene-3,17-dione in horses using liquid chromatography/high resolution mass spectrometry
The study found that urine metabolites M1b or M4 are the best indicators of ATD use in horses, with detection possible up to 77 hours in urine and 28 hours in blood.
research Determination of finasteride in human plasma by HPLC-MS
The method reliably measures finasteride in human plasma.
research THE N- AND C-TERMINAL END GROUPS OF HAIR KERATIN
Human and horse hair have similar end groups to wool and feathers.
research High-performance liquid chromatographic determination of α-tocopheryl nicotinate in cosmetic preparations
The document concludes that a fast, accurate method to measure vitamin E derivative in cosmetics was developed.
research Hair toxic and essential trace elements in children with autism spectrum disorder
Children with autism have lower levels of essential and toxic trace elements in their hair.
research Cyberspace Chat: Scalp biopsies: to refer or not to refer?
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research El futuro incierto: etilogía de la crisis
ROR2 is crucial for hair follicle stem cell maintenance and self-renewal.
research Research
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research Research
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research Profiling steroid and thyroid hormones with hair analysis in a cohort of women aged 25 to 45 years old
The method can measure multiple hormones in women's hair and may help identify hormone-related health issues.
research CSI on steroids
Forensic DNA phenotyping can help generate new leads in cold cases but faces accuracy, legal, and acceptance challenges.
research Sequential Hair Shaft as an Indicator of Prior Mineralization in the Alaskan Moose2
Moose hair can track past mineral levels, except zinc.
research Quantitative analysis of 34 sex (pro)hormones, conjugates and bioactive oxidation products thereof in human plasma by GC- and LC-MS/MS and systematic investigation of overestimations of analyte concentrations not accounted for by method validation
The method accurately measures sex hormones in human plasma but can have small errors.
research [A longitudinal elasticity study of hair from the human head in forensic medicine].
The method effectively measures hair elasticity and could be useful in forensics.
research The Effects of Multiple Power Densities of Carbon Dioxide Laser on Photothermal Damage in Rat Skin Tissue
Higher power CO2 laser causes more severe skin burns and damage.
research 555 Doppler laser imaging predicts response to topical minoxidil in the treatment of female pattern hair loss
research Synthesis and Biological Evaluation of 4-(4-(Alkyl-and Phenylaminocarbonyl)benzoyl)benzoic Acid Derivatives as Non-steroidal Inhibitors of Steroid 5α-Reductase Isozymes 1 and 2
The compound 4c effectively inhibits the enzyme linked to hair loss.
research UPLC-MS/MS method for the simultaneous quantification of caffeine and illicit psychoactive drugs in hair using a single-step high-speed grinding extraction – Insights into a cut-off value for caffeine abuse
The conclusion is that a new method can measure caffeine and drugs in hair, finding caffeine abusers have 70 times more caffeine than normal, with a proposed cut-off value for abuse.
research Transmission electron microscopy staining methods for the cortex of human hair: a modified osmium method and comparison with other stains
The modified osmium method improves hair cortex staining for better visualization.
research Measurement of cortisol in human Hair as a biomarker of systemic exposure
Hair cortisol can be used to measure long-term stress exposure.