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.
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research 2-Substituted 4-(Thio)chromenone 6-O-Sulfamates: Potent Inhibitors of Human Steroid Sulfatase
New compounds were made that block an enzyme linked to breast cancer better than existing treatments.
research Three-Month Treatment With a Long-Acting Gonadotropin-Releasing Hormone Agonist of Patients With Benign Prostatic Hyperplasia: Effects on Tissue Androgen Concentration, 5α-Reductase Activity and Androgen Receptor Content
A three-month treatment with a GnRH agonist significantly lowered androgen levels and 5α-reductase activity in men with benign prostatic hyperplasia.
research Androgen Profile Through Life in Women With Polycystic Ovary Syndrome: A Nordic Multicenter Collaboration Study
Women with PCOS have higher androgen levels that decrease with age but are still higher than in women without PCOS.
research The Dark Art of Light Measurement: Accurate Radiometry for Low-Level Light Therapy
Most low-level light therapy studies did not accurately report how light was measured, affecting treatment reliability.
research Patients Treated for Male Pattern Hair Loss with Finasteride Show Altered Levels of Neuroactive Steroids in Cerebrospinal Fluid and Plasma After Discontinuation
Finasteride affects brain and blood steroids, causing lasting sexual and emotional side effects.
research Squalene-Containing Nanostructured Lipid Carriers Promote Percutaneous Absorption and Hair Follicle Targeting of Diphencyprone for Treating Alopecia Areata
Squalene-based carriers improve delivery of a treatment to hair follicles for alopecia areata.
research Recent Studies on the Delivery of Hydrophilic Drugs in Nanoparticulate Systems
Nanoparticulate systems improve drug delivery by controlling release, protecting drugs, changing absorption and distribution, and concentrating drugs in targeted areas.
research Hair Breakage as a Presenting Sign of Early or Occult Central Centrifugal Cicatricial Alopecia
Hair breakage may be an early sign of a hair loss condition called CCCA in African American women.
research Dermal Nanocrystals from Medium Soluble Actives: Physical Stability and Stability Affecting Parameters
Caffeine nanocrystals for skin products stay stable with the right stabilizer, but grow in size at higher temperatures.
research Iron Plays a Certain Role in Patterned Hair Loss
Iron deficiency may contribute to hair loss.
research Phytochemical Analyses of Ziziphus Jujuba Mill. Var. Spinosa Seed by Ultrahigh Performance Liquid Chromatography-Tandem Mass Spectrometry and Gas Chromatography-Mass Spectrometry
The study found that Ziziphus jujuba seeds contain beneficial compounds for treating insomnia and anxiety and that the methods used are effective for assessing their quality.
research Solid Effervescent Formulations as a New Approach for Topical Minoxidil Delivery
Effervescent formulations may improve minoxidil delivery, increasing effectiveness and reducing applications needed.
research The Role of Psychological Factors and Serum Zinc, Folate, and Vitamin B12 Levels in the Aetiology of Trichodynia: A Case-Control Study
Psychological factors like depression may be more important than zinc, folate, and vitamin B12 levels in causing scalp pain in people with hair loss.
research Autoimmune Polyendocrine Syndrome Type 1: An Italian Survey on 158 Patients
APS-1 in Italy shows diverse AIRE mutations and various autoimmune issues.
research Structure of Human Steroid 5α-Reductase 2 with the Anti-Androgen Drug Finasteride
Finasteride irreversibly affects human steroid 5α-reductase 2, providing insight into its catalytic mechanism and disease-related mutations.
research The Structure of the Amorphous Matrix of Keratins
Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
research Revisiting Hyper- and Hypo-Androgenism by Tandem Mass Spectrometry
The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
research Raman Spectroscopy and Electronic Microscopy Structural Studies of Caucasian and Afro Human Hair
Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
research Guidelines for the Use of Acitretin in Psoriasis
Acitretin is effective for severe psoriasis and can be used long-term due to no immunosuppression, but must be carefully monitored for side effects and is not for pregnant women.
research Hormone Therapy in Acne
Hormonal treatment is effective for women with acne not helped by usual treatments, especially if they have hormonal imbalances.
research Ginsenoside F2 Reduces Hair Loss by Controlling Apoptosis Through the Sterol Regulatory Element-Binding Protein Cleavage Activating Protein and Transforming Growth Factor-β Pathways in a Dihydrotestosterone-Induced Mouse Model
Ginsenoside F2 may help prevent hair loss and promote hair growth better than finasteride.
research Hes1 Regulates Anagen Initiation and Hair Follicle Regeneration Through Modulation of Hedgehog Signaling
Hes1 protein is important for hair growth and regeneration, and could be a potential treatment for hair loss.
research Reactive Keratin Derivatives: A Promising Strategy for Covalent Binding to Hair
Modified keratin binds better to hair, especially bleached hair.
research Molecular Genetics of Keratinization Disorders: What's New About Ichthyosis
Over 67 genes linked to ichthyosis help improve diagnosis and treatment.
research Long-Term Time-Lapse Multimodal Intravital Imaging of Regeneration and Bone Marrow-Derived Cell Dynamics in Skin
The study introduced a new imaging technology to track skin healing and bone marrow cell activity over time.
research Prevention of Lipid Loss from Hair by Surface and Internal Modification
Surface and internal treatments can help prevent hair lipid loss during washing.
research Simultaneous Determination of Quercitrin, Afzelin, Amentoflavone, Hinokiflavone in Rat Plasma by UFLC-MS-MS and Its Application to the Pharmacokinetics of Platycladus Orientalis Leaves Extract
Researchers developed a method to measure plant compounds in rat blood and found they are quickly absorbed and eliminated within 36 hours.
research Acyl-CoA Binding Protein and Epidermal Barrier Function
ACBP is essential for healthy skin and fur by maintaining the skin's barrier function.
research Molecular Modeling of Hair Keratin/Peptide Complex: Using MM-PBSA Calculations to Describe Experimental Binding Results
Electrostatic interactions mainly stabilize the binding of peptides to hair keratin.