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 Quantification of Biotin in Plasma Samples by Column Switching Liquid Chromatography – Tandem Mass Spectrometry
The document describes a way to measure biotin in blood to prevent wrong test results in hormone level testing.
research Correlation Between the 24-Hour Urine Aldosterone Levels and Atrial Electromechanical Conduction Time
Men with male pattern baldness have increased arterial stiffness.
research An Accessible Pharmacodynamic Transcriptional Biomarker for Notch Target Engagement
Hair follicle samples effectively show how well the drug MK-0752 targets and engages with the Notch pathway.
research Relation of 24-Hour Urinary Aldosterone Levels with Nondipper Blood Pressure Pattern in Normotensive Individuals
Higher aldosterone levels in urine are linked to a nondipper blood pressure pattern in healthy people.
research Omics for Precious Rare Biosamples: Characterization of Ancient Human Hair by a Proteomic Approach
The study developed a method to analyze ancient hair proteins using very small samples.
research Does Insulin Resistance Increase Thyroid Volume in Patients with Polycystic Ovary Syndrome?
Insulin resistance is linked to larger thyroid volume in patients with polycystic ovary syndrome.
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 Effect of Cosmetic Hair Treatment and Natural Hair Color on Hair Testosterone Concentrations
Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
research Testosterone-Like Immunoreactivity in Hair Measured in Minute Sample Amounts: A Competitive Radioimmunoassay with an Adequate Limit of Detection
The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
research Investigation by Imaging Mass Spectrometry of Biomarker Candidates for Aging in the Hair Cortex
Certain molecules in hair change with age and could be used for cosmetic treatments.
research Non-Invasive Human Skin Transcriptome Analysis Using mRNA in Skin Surface Lipids
A new non-invasive method can analyze skin mRNA to understand skin diseases better.
research Alterations in Pattern Baldness According to Sex: Hair Metabolomics Approach
Hair loss causes differ between men and women due to changes in hormone levels and inflammation-related pathways.
research Associations Between Genetically Predicted Sex and Growth Hormones and Facial Aging in the UK Biobank: A Two-Sample Mendelian Randomization Study
Regulating certain sex hormones may help delay facial aging.
research Human Hair: An Important Biological Matrix of Interest
Human hair is a significant sample for various tests in clinical, nutritional, archaeological, and forensic studies.
research Recommended Articles
New technologies in acupuncture and biosensors show promise for better medical treatments and healing.
research Serum Metabolomics Study of Polycystic Ovary Syndrome Based on Liquid Chromatography–Mass Spectrometry
Women with PCOS have different levels of certain fats and proteins in their blood, which could help diagnose the condition.
research Analysis of Hormone Antagonists in Clinical and Municipal Wastewater by Isotopic Dilution Liquid Chromatography Tandem Mass Spectrometry
Researchers developed a method to detect hormone-blocking drugs in wastewater and found them in Beijing's sewage, suggesting they can survive sewage treatment.
research Human Pollution Exposure Correlates With Accelerated Ultrastructural Degradation of Hair Fibers
Pollution exposure speeds up hair damage.
research Influence of Chemical Straightening on the Stability of Drugs of Abuse in Hair
Chemical hair straightening significantly reduces detectable drug levels in hair.
research Determination of Vitamin B3 Vitamer (Nicotinamide) and Vitamin B6 Vitamers in Human Hair Using LC-MS/MS
The method can measure vitamin B3 levels in human hair accurately.
research Development and Evaluation of Formulations of Microbial Biotransformed Extract of Tobacco Leaves for Hair Growth Potential
The tobacco leaf extract may help hair grow and could treat hair loss.
research Prenatal Androgenization of Ewes as a Model of Hirsutism in Polycystic Ovary Syndrome
Prenatally androgenized ewes can model increased hair diameter in women with PCOS.
research Office Management of the Adolescent with Diabetes Mellitus
The document recommends a team-based approach and personalized care for managing diabetes in teenagers.
research Scalp Hair Sweating as a Predictor of Hair Cortisol Level in Humans Compared to Obesity and Other Confounders
Scalp hair sweating is a significant predictor of hair cortisol levels.
research Tracing the Connection of Iron and Copper in Chronic Telogen Effluvium
Iron deficiency is linked to hair loss in CTE patients.
research Determination of Some Sex Hormones in Health Supplements by Liquid Chromatography with Tandem Mass Spectrometry
The method detected sex hormones in some health supplements, with one containing banned testosterone.
research Micro-Segmental Analysis of the Entry Pathway and Distribution of Zolpidem in Hair From Different Scalp Regions After a Single Dose
Zolpidem shows up in hair from the top back of the head after one dose and fades over time, suggesting it gets into hair through blood and sweat.
research Can a Glycated Hair Protein Assay Be a Non-Invasive Indicator of Blood Glucose Control? Assessing the Influence of Sample Mass and Chemical Hair Treatments
Hair glycation could be a reliable non-invasive indicator of blood glucose control, but its use is limited by factors like sample collection and hair treatments.
research Segmental Hair Analysis - A Retrospective Testosterone Diary?
Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.