research Testosterone concentrations and oligomenorrhea in women with acne
Women with acne and irregular periods had higher active testosterone levels, which could suggest the usefulness of antiandrogen treatment.
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research PLASMA C19 STEROID SULPHATE LEVELS AND INDICES OF ANDROGEN BIOAVAILABILITY IN FEMALE PATTERN ANDROGENIC ALOPECIA
Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.
research Relative Amounts of Keratin 17 Are Higher Than Those of Keratin 16 in Hair-Follicle-Derived Tumors in Comparison with Nonfollicular Epithelial Skin Tumors
research The circulating dihydrotestosterone/testosterone ratio is increased by gut microbial 5α-reductase activity in females
Women have a higher DHT/testosterone ratio than men, possibly due to gut bacteria activity.
research Highly Sensitive Simultaneous Measurement of Steroid Hormone in Human Serum by Liquid Chromatography-electrospray Ionization Tandem Mass Spectrometry
A new method accurately measures nine steroid hormones in human serum with high sensitivity.
research Myo-Inositol to D-Chiro-Inositol ratio in follicular fluid plays a pivotal role for oocyte and embryo quality: summary of available evidence
The right balance of Myo-Inositol to D-Chiro-Inositol in follicular fluid is crucial for good egg and embryo quality.
research Studies on the persistence of estradiol benzoate and nortestosterone decanoate in hair of cattle following treatment with growth promoters, determined by ultra-high-performance liquid chromatography–tandem mass spectrometry
Detecting steroid esters in cattle hair is inconsistent and influenced by sampling factors.
research iTRAQ-based proteome profiling revealed the role of Phytochrome A in regulating primary metabolism in tomato seedling
Phytochrome A is crucial for normal metabolism and development in tomato seedlings under far-red light.
research Analysis of Gene Expression in Isolated Single Hair Follicles: An Approach Using Semiquantitative Reverse-Transcriptase—Polymerase Chain Reaction
Researchers developed a new way to measure gene activity in single hair follicles and found that a specific gene's activity changes with different amounts and times of treatment.
research Cross-species amplification of human microsatellite markers in pig-tailed and stump-tailed macaques
Some human genetic markers work for genetic studies in pig-tailed and stump-tailed macaques, which can help in their conservation.
research The Use of New Hematological Markers in the Diagnosis of Alopecia Areata
Certain blood markers, especially MLR, can help diagnose alopecia areata.
research Visualization of individual cell division history in complex tissues
The tool iCOUNT helps understand how stem cells divide and affect tissue development and repair.
research Serum and hair steroid profiles and their associations with body composition in adolescence
Hair steroid profiling is a feasible, non-invasive alternative to serum analysis for assessing hormone levels and metabolism.
research [Changes in trace elements (zinc, copper and manganese) in the hair before and after severe fractures by proton-induced X-ray emission spectrometry (PIXE)].
research 223 Canonical and Dominant Negative Peroxisome Proliferator-Activated Receptor γ Isoforms are Differentially Expressed in Human Skin and Skin Appendages
Different types of PPARγ are found in varying amounts in human skin and its parts, which could affect how skin treatments work.
research A systematic method for the sensitive and specific determination of hair lipids in combination with chromatography
A new method accurately measures hair lipids, revealing individual differences.
research Hair-Based Assessment of Sex Steroid Hormones in Patients with Anorexia Nervosa
Hair analysis shows low progesterone in anorexia patients, unchanged by short-term weight gain.
research The role of reactive oxygen species in cell growth: lessons from root hairs
Reactive oxygen species are essential for plant root hair growth.
research Blinded, Randomized, Quantitative Grading Comparison of Minimally Invasive, Fractional Radiofrequency and Surgical Face-lift to Treat Skin Laxity
Surgical face-lifts are more effective, but fractional radiofrequency is a good, less invasive alternative for treating skin laxity.
research Fluorescence Microscopy—An Outline of Hardware, Biological Handling, and Fluorophore Considerations
Designing effective fluorescence microscopy experiments requires careful consideration of hardware, biological models, and imaging agents.
research Size-dependent penetration of nanoemulsions into epidermis and hair follicles: implications for transdermal delivery and immunization
Smaller nanoemulsions can penetrate skin and hair follicles better, which may be useful for delivering drugs and vaccines through the skin.
research Challenges in the Physical Characterization of Lipid Nanoparticles
Characterizing lipid nanoparticles is challenging due to issues with sensitivity, reproducibility, and reliability.
research Switching roles: the functional plasticity of adult tissue stem cells
Adult tissue stem cells can adapt and switch roles to help repair and maintain the body.
research Cutaneous Permeation and Penetration of Sunscreens: Formulation Strategies and In Vitro Methods
Effective sunscreen formulations can reduce skin absorption and enhance protection.
research Alkylation of human hair keratin for tunable hydrogel erosion and drug delivery in tissue engineering applications
Alkylation of human hair keratin allows for adjustable drug release rates in hydrogels for medical use.
research Histochemical and Immunohistochemical Markers for Human Eccrine and Apocrine Sweat Glands: An Aid for Histopathologic Differentiation of Sweat Gland Tumors
Markers help differentiate between apocrine and eccrine sweat glands to identify sweat gland tumors.
research Comparative Anatomy of Mouse and Human Nail Units
Mouse nails are similar to human nails, making them useful for studying nail diseases.
research Advances and Innovations of 3D Bioprinting Skin
3D bioprinting shows promise for creating advanced skin for healing wounds and reducing animal testing.
research Novel Clove Essential Oil Nanoemulgel Tailored by Taguchi’s Model and Scaffold-Based Nanofibers: Phytopharmaceuticals with Promising Potential as Cyclooxygenase-2 Inhibitors in External Inflammation
Clove essential oil nanoemulgel effectively reduces skin inflammation and is a promising alternative to traditional anti-inflammatory drugs.
research Solubilizing steroidal drugs by β-cyclodextrin derivatives
Using β-cyclodextrin derivatives improves the solubility and bioavailability of steroidal drugs.