research Workplace Drug Testing Using Hair Samples
Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.
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research In Vitro Hair Follicle Growth Model for Drug Testing
Researchers developed a new method to test hair growth drugs and found that adult cells are best for hair growth, but the method needs improvement as it didn't create mature hair follicles.
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 Morphological Changes in Human Head Hair Subjected to Various Drug Testing Decontamination Strategies
Different hair cleaning methods caused varying levels of damage to the hair's outer layer.
research Next Generation Human Skin Constructs as Advanced Tools for Drug Development
Advanced human skin models improve drug development and could replace animal testing.
research The C3H/HeJ Mouse and DEBR Rat Models for Alopecia Areata: Review of Preclinical Drug Screening Approaches and Results
Both mouse and rat models are effective for testing alopecia areata treatments.
research Application of 3D Bioprinting Technology for Tissue Regeneration, Drug Evaluation, and Drug Delivery
3D bioprinting is useful for making tissues, testing drugs, and delivering drugs, but needs better materials, resolution, and scalability.
research Can an In Vitro Hair Drug Model Be Developed Using Dermal Papilla Cells Alone?
Dermal papilla microtissues could be useful for initial hair growth drug testing.
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.
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 Doping-Control Analysis of the 5α-Reductase Inhibitor Finasteride: Determination of Its Influence on Urinary Steroid Profiles and Detection of Its Major Urinary Metabolite
Finasteride affects urinary steroid profiles and can potentially hide steroid abuse in sports drug testing.
research Human Hair as a Testing Substrate in the Era of Precision Medicine: Potential Role of Omics-Based Approaches
Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
research Finding Models for Skin Diseases: Successes and Failures
The document concludes that while finding animal models for the skin disease Hidradenitis suppurativa is challenging, certain mouse mutations may provide useful insights for research and drug testing.
research Stability of Opiates in Hair Fibers After Exposure to Cosmetic Treatment
Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
research The Role of 3Rs in the Age of One Health: Where We Are and Where We’re Going
Innovative methods are reducing animal testing and improving biomedical research.
research Generation of Skin Organoids: Potential Opportunities and Challenges
Skin organoids from stem cells could better mimic real skin but face challenges.
research W6: Novelties in Hair Analysis and Interpretation Issues
Hair analysis can be unreliable due to external contamination and varying drug concentrations.
research Hair Multiplication With Dermal Papilla-Like Tissue Containing Human Dermal Papilla Cells
Injecting lab-grown hair cells into the scalp can regrow hair.
research Alopecia Areata: Updates from the Mouse Perspective
Mouse models help understand alopecia areata and find treatments.
research De Novo Formation and Ultra-Structural Characterization of a Fiber-Producing Human Hair Follicle Equivalent In Vitro
Scientists recreated human hair follicles in the lab that can grow hair.
research Follicular Dermal Papilla Structures by Organization of Epithelial and Mesenchymal Cells in Interfacial Polyelectrolyte Complex Fibers
Scientists created 3D hair-like structures that could help study hair growth and test treatments.
research Melanocytes in Regenerative Medicine Applications and Disease Modeling
Melanocytes are important for normal body functions and have potential uses in regenerative medicine and disease treatment.
research The Progress in Bioprinting and Its Potential Impact on Health-Related Quality of Life
Bioprinting could greatly improve health outcomes but faces challenges like material choice and ensuring long-term survival of printed tissues.
research Morphogenetic Events in Hair Follicle Heterotypic Spheroids
Researchers developed a method to create artificial hair follicles that may help with hair loss treatment and research.
research An Industry Update: What's New in the Field of Therapeutic Delivery This Month?
New drugs for Alzheimer's and rheumatoid arthritis advanced, a Zika vaccine is in development, and there were business deals in anesthesia and oncology.
research Improved Forensic Hair Evidence for Drugs of Abuse by Mass Spectrometry
Forensic hair analysis for drugs is now more reliable and accurate.
research Development of an Improved Method to Estimate the Days of Continuous Drug Ingestion Based on Micro-Segmental Hair Analysis
Researchers improved a method to more accurately estimate when and how long a drug was taken using hair analysis.
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 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 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.