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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390-419 / 419 resultsresearch Ultrastructural Alterations and Environmental Exposure Influence the Opiate Concentrations in Hair of Drug Addicts
Environmental factors can greatly reduce drug levels in hair.
research Elucidating Penetration Pathways Into the Hair Fiber Using Novel Microscopic Techniques
The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
research Analysis of DNA in Hair Fibers
Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
research How to Read a Research Paper: A Critical Examination of Tamsulosin and Dementia Risk
Tamsulosin may slightly increase dementia risk compared to other treatments for enlarged prostate.
research Molecular Docking Study of Phytochemical Compounds from Kushtakudori Ennai as a Potential Anti-Alopecia Treatment
Certain compounds from Kushtakudori ennai may help treat hair loss.
research Tacrolimus Monitoring in Hair Samples of Kidney Transplant Recipients
Hair samples can reliably monitor tacrolimus levels in kidney transplant patients.
research Skin, Eye, and Other Problems
Some eczema treatments may cause conjunctivitis, many people have sensitive eyes, air pollution can increase skin wrinkles, hair loss medication does not affect sexual function, and dermatologists can help identify torture signs on refugees' skin.
research Cell Death by Cornification
Cornification is how skin cells die to form the protective outer layer of skin, hair, and nails.
research Uterine Transplantation in Transgender Women
Uterine transplants for transgender women are feasible but need more research.
research Temporary Relocation During Rest Periods: Relocation Stress and Other Factors Influence Hair Cortisol Concentrations in Horses
Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
research Gloriosa Superba Poisoning Mimicking an Acute Infection: A Case Report
Gloriosa superba poisoning can mimic severe tropical infections and cause rapid hair loss.
research Complex X Chromosome Rearrangement Associated with Multiorgan Autoimmunity
A complex X chromosome rearrangement can increase the risk of multiple autoimmune diseases.
research Therapeutic Use of Caffeine in Dermatology: A Literature Review
Caffeine may benefit skin and hair health but more research is needed to confirm its effectiveness in dermatology.
research Nanoindentation of Hair Cortex and Medulla Regions
research Correlation Between High Hair Cortisol Level and Intracranial Aneurysm Rupture
High levels of cortisol in hair are linked to a greater risk of brain aneurysm rupture.
research Author Response: Quantitative Mapping of Human Hair Greying and Reversal in Relation to Life Stress
Hair can naturally regain color after greying, and this change may be linked to stress levels.
research Absence of H2O2 Breakdown in Human Hair Medulla: Implications in Follicular Melanogenesis
Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
research Scanning Electron Microscopes/Silicon Drift Detector-Energy Dispersive Spectroscopy: An Analytical Tool to Identify Waterborne Microminerals Pickup in Human Scalp Hair Cuticle Due to Water Quality
The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
research Vitamin D Deficiency in Non-Scarring and Scarring Alopecias: A Systematic Review and Meta-Analysis
Vitamin D deficiency is common in people with certain types of hair loss, like alopecia areata and female pattern hair loss.
research Critical Factors in Sample Collection and Preparation for Clinical Metabolomics of Underexplored Biological Specimens
Standardized procedures are crucial for collecting and preparing biological samples to ensure accurate clinical metabolomics results.
research Rice Derivatives in Hair Protection
Rice derivatives in conditioners protect and improve hair health.
research Tourniquet Syndrome in Children: Literature Review and Own Observation
Quick action and prevention are crucial to avoid severe complications from tourniquet syndrome in children.
research Two Cases of Low Prostate-Specific Antigen Localized Prostate Cancer Incidentally Detected by Computed Tomography
CT scans can find serious prostate cancer even when PSA levels are low.
research Natural Green Sugar-Based Treatment for Hair Styling
Scientists created a non-toxic, sugar-based hair product that can style hair without damage.
research Decision Letter: Quantitative Mapping of Human Hair Greying and Reversal in Relation to Life Stress
Hair can naturally regain color, and stress might influence greying and its reversal.
research The Relationship of the 2nd:4th Digit Ratio to the Maxillary Sinus Volume in Men
Men with lower 2nd to 4th finger ratios tend to have larger sinus volumes.
research Role of Smoking in Androgenetic Alopecia: A Systematic Review
Smoking may worsen hair loss, but more research is needed.
research Failures of DNA Methylation Clocks and Development of a Noise Barometer for Measuring Epigenetic Pressure of Aging and Disease
Elastic Net DNA methylation clocks are inaccurate for predicting age and health status; a "noise barometer" may better indicate aging and disease.