research Micro-segmental hair analysis: detailed procedures and applications in forensic toxicology
Micro-segmental hair analysis helps detect drug use patterns and estimate drug consumption days.
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900-930 / 1000+ results research Estrous Cycle-Dependent Changes in Basal and Ethanol-Induced Activity of Cortical Dopaminergic Neurons in the Rat
research Rapid high-performance liquid chromatogaphic method for detection of interindividual differences in carcinogen metabolism
Human hair follicles can assess carcinogen metabolism and imidazole compounds might be effective anticarcinogens.
research 41949 Raman spectroscopy of alopecia drugs to assess their potential for laser-assisted drug delivery
Raman spectroscopy is promising for measuring and enhancing drug delivery in alopecia treatments.
research The potential for occupational exposure of veterinarians to ketamine resulting in positive drug tests
Veterinarians could test positive for ketamine from work exposure, not just substance abuse.
research Immunochemical studies on blood group A substance from human hair
Human hair contains a substance that shows blood group A activity.
research Determination of illegal adulteration of dietary supplements with synthetic hair-growth compounds by UPLC and LC-Q-TOF/MS
The new method accurately detects illegal hair-growth drugs in dietary supplements.
research Segmental Hair Analysis for 11-Nor- 9-Tetrahydrocannabinol-9-Carboxylic Acid and the Patterns of Cannabis Use
THCCOOH levels in hair decrease from root to tip and don't match well with self-reported cannabis use.
research Influence of the cosmetic treatment of hair on drug testing
Cosmetic hair treatments like bleaching and dyeing reduce drug levels in hair samples.
research Measuring steroids in hair opens up possibilities to identify congenital adrenal hyperplasia in developing countries
Hair steroid measurement is an effective method to diagnose and monitor CAH in developing countries.
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 Detection of testosterone propionate administration in horse hair samples
Hair analysis can detect testosterone in horses after drug administration.
research The Measurement of Caffeine Concentration in Scalp Hair as an Indicator of Liver Function
Caffeine levels in hair and blood can indicate liver health.
research Drug abuse in sports and doping
Performance-enhancing drug use in sports is unethical, risky, and remains a major problem despite testing efforts.
research Increased hair polyamine levels in patients with alzheimer's disease
Alzheimer's patients have higher levels of certain chemicals in their hair.
research The use of auto-antibody testing in the evaluation of interstitial lung disease (ILD) – A practical approach for the pulmonologist
Auto-antibody testing is a useful but not definitive tool in diagnosing interstitial lung diseases, and using a specific algorithm could make testing more cost-effective.
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 Determination of 19 illegally added chemical ingredients in hair loss prevention cosmetics by ultra-performance liquid chromatography-quadrupole-time of flight mass spectrometry
A new method can quickly and accurately detect illegal chemicals in hair loss products.
research Different localizations of drugs simultaneously administered in a strand of hair by micro‐segmental analysis
Drugs localize differently in hair strands based on their properties.
research A stain for plucked anagen hairs
A new staining method helps tell growing from resting hairs to diagnose hair loss.
research Mapping Metabolism: Monitoring Lactate Dehydrogenase Activity Directly in Tissue
The document concludes that the technique allows for the detection of LDH activity in various tissues, showing where cells are actively metabolizing glucose.
research Ocfentanil testing in hair from a fatality case: Comparative analysis of a lock of hair versus a single hair fiber
Both a lock of hair and a single hair strand can show chronic drug use, but at least six single hairs are needed for accurate results.
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 Is 3α, 17β-androstanediol-glucuronide a diagnostic marker in women with androgenic manifestations?
3α, 17β-androstanediol-glucuronide is not a useful marker for androgen excess but may help monitor certain treatments.
research Hair analysis: Assessment of homemade hair treatment effects on drug concentrations in the keratin matrix
Homemade hair treatments can significantly lower drug levels in hair, possibly causing false-negative drug tests.
research Saccharomyces cerevisiae BLYAS, a New Bioluminescent Bioreporter for Detection of Androgenic Compounds
The engineered yeast strain BLYAS can quickly and sensitively detect androgenic chemicals.
research Development and validation of a method for simultaneous determination of hair glucocorticoids and endocannabinoids as biomarkers of stress during pregnancy
A new method can measure stress levels in pregnant women using hair samples.
research DRUG POLYMORPHISM IDENTIFICATION USING FOURIER TRANSFORM-RAMAN SPECTROSCOPY: A COMPARATIVE STUDY OF LAMIVUDINE AND FINASTERIDE DRUGS
FT-Raman spectroscopy is effective for identifying drug polymorphs, ensuring quality and stability.
research Computational design and development of a novel voltammetric sensor for minoxidil detection based on electropolymerized molecularly imprinted polymer
New sensor detects minoxidil accurately and effectively.
research Human Hair in Personal Identification and Documenting Drug and Substance Abuse
Human hair is valuable for identifying people and detecting drug use.