research Determination of Cystine and Cysteine in Altered Human Hair Fibers
Cold waving solutions quickly reduce cystine to cysteine in hair.
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research Proton Affinitive Derivatization for Highly Sensitive Determination of Testosterone and Dihydrotestosterone in Saliva Samples by LC-ESI-MS/MS
Using 5-butylpicolinate esters improves the sensitivity and reliability of detecting testosterone and dihydrotestosterone in saliva.
research Incorporation of Isotopically Labeled Cocaine and Metabolites into Human Hair: Dose-Response Relationships
Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
research The Role of Hair Follicles in the Percutaneous Absorption of Caffeine
Hair follicles significantly increase the speed and amount of caffeine absorbed through the skin.
research A New Spectrophotometric Method for the Determination of Finasteride in Tablets
New method accurately measures finasteride in tablets.
research Electrophoretic Variability in Human Head Hair: Polyacrylamide Gel Electrophoresis of Hair Proteins in the Presence of Sodium Dodecyl Sulfate and Urea
Human head hair proteins can be typed into eight distinct patterns, useful for genetic and forensic investigations.
research Stability-Indicating Micellar Electrokinetic Chromatography Method for Determination of Finasteride in Pharmaceutical Preparations
Method accurately measures finasteride concentration in medicine.
research Decreased Serum Ferritin Is Associated With Alopecia in Women
Low iron levels may be linked to some types of hair loss in women.
research The Effect of St. John's Wort on the Pharmacokinetics, Metabolism, and Biliary Excretion of Finasteride and Its Metabolites in Healthy Men
St. John's wort increases finasteride metabolism, reducing its effectiveness; use caution when combining them.
research High-Performance Liquid Chromatographic Determination of Finasteride in Human Plasma Using Direct Injection with Column Switching
New method detects finasteride in plasma quickly and accurately without clean-up.
research Rapid Determination of Minoxidil in Human Plasma Using Ion-Pair HPLC
Quick method to measure minoxidil in blood, accurate and useful for labs.
research Identification of Finasteride Metabolites in Human Bile and Urine by High-Performance Liquid Chromatography/Tandem Mass Spectrometry
Finasteride breakdown products found in bile and urine, helps understand drug safety and effectiveness.
research Action of Thioglycolic Acid and L-Cysteine on Disulfide Cross-Links in Hair Fibers During Permanent Waving Treatment
Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
research A Preliminary Study of Differentially Expressed Genes in Expanded Skin and Normal Skin: Implications for Adult Skin Regeneration
The study found that expanded skin regenerates similarly to normal skin, with 77 genes playing a role in the process.
research Effects of Hura Crepitans and Its Active Ingredient, Daphne Factor F3, on Dihydrotestosterone-Induced Neurotrophin-4 Activation and Hair Retardation
Hura crepitans and its compound daphne factor F3 may help treat hair loss by blocking a specific hair growth inhibitor.
research Trichoscopy Criteria for Diagnosing Female Androgenic Alopecia
Trichoscopy is a useful non-invasive method to diagnose female hair loss with high accuracy.
research Maintenance of Optimized Hair Growth from Viable Terminal Scalp Hair Follicles at Baseline with Oral Finasteride in Male Pattern Hair Loss and First Evidence of a Drug Dependency and a Post-Finasteride Rebound Effect
Finasteride helps hair growth but stopping it causes faster hair loss.
research Stiffness of Human Hair Correlates with the Fractions of Cortical Cell Types
Hair stiffness is higher when it has more para-like cortical cells.
research The Influence of Electrode Potentials on the Extent of Reduction of Cystine in Hair Fibers by Reducing Agents
The effectiveness of reducing agents on hair fibers depends on their electrode potentials.
research Application of an Enzymatic Method for Identifying Hair Treatments
The enzymatic method can effectively identify chemical treatments on hair.
research Successful Response to a Combination of Intralesional Methotrexate and Fractional CO2 Laser in Refractory Alopecia Areata: Case Report
A combination of methotrexate injections and CO2 laser treatment led to complete hair regrowth in two patients with hard-to-treat alopecia.
research Development and Characterization of Cream Containing Nanostructured Lipid Carriers for Hair Split-End Repairing
Nanostructured lipid carriers can effectively repair hair split-ends for over 3 days.
research Dermoscopy in Female Androgenic Alopecia: Method Standardization and Diagnostic Criteria
Trichoscopy can diagnose female hair loss with high accuracy by looking for specific patterns in hair and scalp appearance.
research Androgen Profiling by Liquid Chromatography–Tandem Mass Spectrometry in Healthy Normal-Weight Ovulatory and Anovulatory Late Adolescent and Young Women
The research found that anovulatory young women have higher androgen and hormone levels than those who ovulate, suggesting immature hormonal regulation rather than a specific condition.
research Oleic Acid Nanovesicles of Minoxidil for Enhanced Follicular Delivery
Oleic acid nanovesicles improve minoxidil absorption in hair follicles for alopecia treatment.
research Penetration Enhancer-Containing Vesicles as Carriers for Cutaneous Delivery of Minoxidil: In Vitro Evaluation of Drug Permeation by Infrared Spectroscopy
PEVs effectively deliver minoxidil through skin.
research Follicular Density and Ratios in Scarring and Nonscarring Alopecia
Nonscarring alopecia has higher hair density than scarring alopecia, and hair density can help diagnose the type of alopecia.
research Defining Hyperandrogenaemia According to the Free Androgen Index in Chinese Women: A Cross-Sectional Study
FAI values above 6.4 may suggest high androgen levels and increased metabolic risks in Chinese women of reproductive age.
research Development of Finasteride/PHBV@Polyvinyl Alcohol/Chitosan Reservoir-Type Microspheres as a Potential Embolic Agent: From In Vitro Evaluation to Animal Study
Created microspheres show potential for safe and effective use in prostate artery embolization.
research Penetration Profile and Human Cadaver Skin Distribution of Finasteride from Vesicular Nanocarriers
Ethosomal carriers effectively deliver hair loss drug into skin.