research Issues About Axial Diffusion During Segmental Hair Analysis
Wait 4-5 weeks after drug use before hair testing and cut hair into three segments to confirm single drug exposure.
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660-690 / 1000+ resultsresearch Diagnostic Thresholds for Androgen-Producing Tumors or Pathologic Hyperandrogenism in Women by Use of Total Testosterone Concentrations Measured by Liquid Chromatography-Tandem Mass Spectrometry
Total testosterone levels can help diagnose androgen-producing tumors and hyperandrogenism in women.
research Metabolomics analysis reveals metabolite diversity of the rare cliff plant Oresitrophe rupifraga Bunge
The rare cliff plant Oresitrophe rupifraga has diverse metabolites, with leaves rich in phenolic acids and rhizomes and bulblets high in terpenoids, aiding its growth and potential use.
research Extraction and Analysis of Cortisol from Human and Monkey Hair
The method effectively measures long-term stress levels using hair samples.
research Hair analysis for monitoring drug use
Hair analysis can effectively monitor long-term drug use.
research Development of Fast Reverse Phase Liquid Chromatographic Method for Simultaneous Analysis of Betamethasone Dipropionate and Calcipotriol in Ointments and Bulk Drug
Researchers developed a quick and reliable method to test for betamethasone dipropionate and calcipotriol in ointments and drugs.
research Utility of caffeine analysis for forensic hair discrimination
Caffeine in hair might help identify people, but it's not always reliable.
research The Role of Ischemia-modified Albumin and Ischemia-modified Albumin to Albumin Ratios in Patients with Alopecia Areata
IMA and IMA/albumin levels don't predict alopecia areata severity.
research Analysis of Methyltestosterone and Testosterone Propionate in Dried Blood Spots After Transdermal Application
The method effectively detects MeT and TP in dried blood spots after cream application.
research Discriminating between virilizing ovary tumors and ovary hyperthecosis in postmenopausal women: clinical data, hormonal profiles and image studies
The research found that MRI and certain hormone levels can help tell apart ovarian tumors from hyperthecosis in postmenopausal women, but tissue analysis is still needed for a definite diagnosis.
research A Quantitative Measurement Method for Nuclear-Pleomorphism Scoring in Breast Cancer
A new method accurately measures cell changes in breast cancer.
research The 39th Manfred Donike workshop on doping analysis
The 39th Manfred Donike Workshop discussed methods for detecting misuse of steroids, gene doping, and the complexity of identifying drug residues in urine, highlighting the ongoing efforts to improve global anti-doping work.
research Biomonitoring of arsenic, lead, manganese and mercury in hair from a presumably exposed Uruguayan child population
research Dosimetry for synchrotron x-ray microbeam radiation therapy
Microbeam radiation therapy's dose distribution changes with depth.
research Hair analysis for cannabinoids and amphetamines in a psychosis incidence study
Hair analysis for drugs in psychosis patients is unreliable due to varying hair growth rates.
research Hair growth measurement using intradermal sulfur 35 cystine
The method accurately measures hair growth with minimal risk and is better than other methods.
research Hair elemental status as a diagnostic parameter: achievements, challenges and opportunities
Analyzing hair for its elemental makeup can be useful for diagnosis, but there are still challenges and room for improvement.
research Immunohistochemical analysis of estrogen and progesterone receptors in endometrium and peritoneal endometriosis: A new quantitative method
The new method showed that endometriotic tissue has lower estrogen receptor levels but similar progesterone levels compared to normal endometrium, with both following a similar cycle.
research The validation of estradiol extraction and analysis from hair
Hair can reliably measure average estradiol levels over months in humans and monkeys.
research Serum and hair steroid profiles and their associations with body composition in adolescence.
Androgen levels are more linked to body size in boys than girls.
research Histological analysis of the impact of isotretinoin in the endochondral ossification in Wistar rats
Isotretinoin delays bone development in young rats.
research Hair Analysis as an Environmental Health Bioindicator: A Case-Study using Pelage of the California Ground Squirrel (Spermophilus beecheyi)
California Ground Squirrel hair can indicate environmental health by showing element accumulation.
research Finasteride Quantification in Human Plasma by High-Performance Liquid Chromatography Coupled to Electrospray Ionization Tandem Mass Spectrometry. Application to a Comparative Pharmacokinetics Study
New method measures finasteride in plasma, finds two formulations bioequivalent.
research Critical study of hair growth analysis with computer-assisted methods
The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
research 551 Combining Laser Capture Microdissection and RNAseq Analysis to Generate a Human Anagen Hair Follicle Transcriptome Atlas
Researchers made a detailed map of gene activity for different parts of human hair follicles to help create targeted hair disorder treatments.
research Extraction and Detection of mRNA from Horsehair
RNA can be extracted from horsehair roots for analysis.
research Carbon quantum dots applied to the chemical sensing of cobalt ions and methylcobalamin
Carbon Quantum Dots can effectively detect cobalt ions and methylcobalamin in water.
research Hair analysis for veterinary drug monitoring in livestock production
Hair analysis is promising for detecting drug misuse in livestock.
research Non-invasive monitoring of low molecular weight biomarkers relevant to skin inflammation and cancer
Non-invasive methods can effectively monitor skin inflammation and cancer biomarkers.
research Cheating on forensic hair testing? Detection of potential biomarkers for cosmetically altered hair samples using untargeted hair metabolomics
Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.