research Measurement of steroid hormones by liquid chromatography-tandem mass spectrometry with small amounts of hair
A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
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research Electrochemical studies on minoxidil and its determination in tablets by differential-pulse polarography
Method measures minoxidil in tablets accurately and easily.
research Methodology Validation: Correlating Adherent Scalp Flaking Score (ASFS) With Phototrichogram for Scalp Dandruff Evaluation in Adult Subjects
The methods tested are reliable for assessing dandruff reduction.
research Ultraviolet‐induced fluorescence dermoscopy in detecting follicular openings in alopecia areata
UVFD helps detect hair follicles in alopecia areata better than traditional methods.
research The measurement of a new antimicrobial quinolone in hair as an index of drug exposure.
Measuring OPC-17116 in hair can reliably indicate drug exposure and timing.
research Intricate diagnosis due to falsely elevated testosterone levels by immunoassay
Confirm testosterone levels with advanced tests to avoid unnecessary procedures.
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 Role of direct immunofluorescence on outer root sheath of hair follicle in monitoring disease activity of pemphigus vulgaris
Testing hair roots with a special dye is a simple, non-invasive way to check disease progress in pemphigus vulgaris patients.
research Determination of Finasteride and Its Pharmacokinetics in Human Plasma by HPLC
Two finasteride preparations are bioequivalent.
research A Method to Monitor Dutasteride in Rat Plasma Using Liquid-Liquid Extraction and Multiple Reaction Monitoring: Comparisons and Validation
The best method to monitor dutasteride in rat plasma is liquid-liquid extraction with methyl tert-butyl ether and methylene chloride.
research Determination of 19 Steroid Hormones in Human Serum and Urine Using Liquid Chromatography-Tandem Mass Spectrometry
The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
research Penetration and distribution of three lipophilic probes in vitro in human skin focusing on the hair follicle
Medium lipophilic substances penetrate skin best, and adding ethanol can increase delivery to hair follicles.
research Determination of dichloromethane and chloroform in Finasteride by SPME-GC
The method accurately measures dichloromethane and chloroform in finasteride.
research Determination of finasteride by HPLC-MS and study its pharmacokinetics
A new method accurately measures finasteride levels in blood and shows how the body processes it.
research The Utilization of Sex Hormone Antibodies for Screening and Separation of Trace Biological Mixtures
Sex hormone antibodies can help identify male and female contributors in forensic samples.
research Advanced chemical imaging and comparison of human and porcine hair follicles for drug delivery by confocal Raman microscopy
Confocal Raman microscopy can effectively study drug delivery in hair follicles using pig ear models.
research Accurate quantification of minimal residual disease at day 15, by real-time quantitative polymerase chain reaction identifies also patients with B-precursor acute lymphoblastic leukemia at high risk for relapse
Measuring minimal residual disease on day 15 helps identify high-risk leukemia patients.
research Limits of Visual Detection for Finasteride Polymorphs in Prepared Binary Mixtures: Analysis by X‐ray Powder Diffraction
research LC-MS/MS improves screening towards 21-hydroxylase deficiency
LC-MS/MS is more reliable than immunoassays for diagnosing 21-hydroxylase deficiency.
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 Analysis of cosmetic residues on a single human hair by ATR FT-IR microspectroscopy
Cosmetic residues on individual hairs can be identified and differentiated using ATR FT-IR microspectroscopy.
research A HISTOCHEMICAL TEST FOR CITRULLINE ADAPTATION OF THE CARBAMIDO DIACETYL REACTION TO HISTOLOGIC SECTIONS WITH POSITIVE RESULTS IN PILOMATRIXOMAS (CALCIFYING EPITHELIOMAS)
A new test more accurately detects citrulline in hair follicles and pilomatrixomas.
research Simultaneous determination of 30 hormones illegally added to anti-ageing functional foods using UPLC-MS/MS coupled with SPE clean-up
New method effectively detects illegal hormones in anti-aging foods.
research Simultaneous LC-MS/MS quantification of glucocorticoids, melatonin and its metabolites in hair
The new method can measure sleep-related hormones in hair effectively and could help track long-term sleep patterns.
research High-throughput and direct measurement of androgen levels using turbulent flow chromatography liquid chromatography-triple quadrupole mass spectrometry (TFC-LC-TQMS) to discover chemicals that modulate dihydrotestosterone production in human prostate cancer cells
Researchers found four natural compounds that can change DHT levels in prostate cancer cells.
research Concentration homeostasis and elements in hair and dried serum observed by X-ray fluorescence analysis using synchrotron radiation
Hair analysis can help diagnose cell ion channel activity and calcium deficiency.
research “Two-Cell Assemblage” Assay: A Simple in vitro Method for Screening Hair Growth-Promoting Compounds
The "Two-Cell Assemblage" assay is a new, simple method to identify substances that may promote hair growth.
research Simultaneous Determination of Selected Steroids with Neuroactive Effects in Human Serum by Ultrahigh-Performance Liquid Chromatography–Tandem Mass Spectrometry
A new method accurately measures nine neuroactive steroids in small blood samples, helping to study brain diseases.
research Electron beam tomography quantitation of coronary calcium and assessment for ischemic coronary disease: a complement to stress testing
Electron Beam Tomography (EBT) is a useful additional test to stress testing for detecting heart disease.
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.