research Tacrolimus Monitoring in Hair Samples of Kidney Transplant Recipients
Hair samples can reliably monitor tacrolimus levels in kidney transplant patients.
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research Determination of EtG in Body Hair Samples for Monitoring Teetotalism: A Suitable Alternative to Scalp Hair?
Body hair can be used to test for alcohol intake, especially in men.
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.
research Assessment of Selective Elements in Serum and Hair Samples of Women with Post-COVID-19 Alopecia: Copper Significance
Copper deficiency is linked to post-COVID-19 hair loss in women.
research The Degradative Characteristics of Hair in Water Samples with Altered pH
Hair fibers degrade and change color in very basic water.
research Metal Doped Keratin Film Standard for LA-ICP-MS Determination of Lead in Hair Samples
A new method accurately measures lead levels in hair to assess exposure.
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.
research Induced Pluripotent Stem Cell Line MUSIi006-A Derived from Hair Follicle Keratinocytes as a Non-Invasive Somatic Cell Source
Hair samples can be used to create stem cells easily and non-invasively.
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 ABO Blood Grouping of Non-Medullated Scalp Hair Using Immunohistochemical Staining
The modified staining method can determine the ABO blood group of hair samples accurately.
research Dermatoscopy of Hair Shaft Disorders
Dermatoscopy is a useful tool for diagnosing hair disorders and can help choose samples for more detailed analysis.
research Fourier Transform Infrared Attenuated Total Reflection Analysis of Human Hair: Comparison of Hair from Breast Cancer Patients with Hair from Healthy Subjects
Hair from breast cancer patients shows changes in structure and composition, and a test using these changes detected cancer but also falsely identified some healthy samples as cancerous.
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 Macrophage-Stimulating Protein Promotes Hair Growth Ex Vivo and Induces Anagen from Telogen Stage Hair Follicles In Vivo
Macrophage-stimulating protein helps hair grow and can start hair growth phase in mice and human hair samples.
research Noninvasive Method for Assessing the Human Circadian Clock Using Hair Follicle Cells
Scientists found a new, less invasive way to study body clocks using hair cells, which shows shift workers' body clocks don't match their lifestyles.
research UPLC-MS/MS Method for the Simultaneous Quantification of Caffeine and Illicit Psychoactive Drugs in Hair Using a Single-Step High-Speed Grinding Extraction – Insights into a Cut-Off Value for Caffeine Abuse
The conclusion is that a new method can measure caffeine and drugs in hair, finding caffeine abusers have 70 times more caffeine than normal, with a proposed cut-off value for abuse.
research A Non-Invasive Hair Test to Determine Vitamin D3 Levels
The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
research Monitoring of Cortisone and Cortisol Levels in Hair During Pregnancy
Cortisone and cortisol levels in pregnant women’s hair increase as labor approaches, indicating higher stress.
research Iron, Copper, and Magnesium Concentration in Hair and Risk of Esophageal Cancer: A Nested Case-Control Study
Higher iron levels in hair may increase the risk of esophageal cancer.
research Relationship Between Copper, Zinc, and Copper-to-Zinc Ratio in Hair and Severity of Coronary Artery Disease According to the SYNTAX Score
Lower hair copper and copper-to-zinc ratio are linked to more severe coronary artery disease.
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 Evaluation of the Levels of Trace Elements in the Blood and Hair of Female Patients with Chronic Telogen Effluvium
Women with chronic hair loss had lower levels of zinc, copper, and ferritin than healthy women.
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 Role of Direct Immunofluorescence on Outer Root Sheath of Hair Follicle in Monitoring Disease Activity of Pemphigus Vulgaris
Testing hair roots with a special dye is a simple, non-invasive way to check disease progress in pemphigus vulgaris patients.
research Ultrastructural Alterations and Environmental Exposure Influence the Opiate Concentrations in Hair of Drug Addicts
Environmental factors can greatly reduce drug levels in hair.
research Hair as an Index of Protein Malnutrition
Hair cystine levels may indicate protein malnutrition, but more research is needed.
research Investigation of Hair Shaft in Seborrheic Dermatitis Using Atomic Force Microscopy
Hair from people with seborrheic dermatitis is thicker scaled, more damaged, and thinner than healthy hair, and atomic force microscopy can help monitor the condition.
research Quantification of Reproductive Hormones in Hair of Captive Adult Brown Bears and Their Application as Indicators of Sex and Reproductive State
Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
research Studies on the Persistence of Estradiol Benzoate and Nortestosterone Decanoate in Hair of Cattle Following Treatment with Growth Promoters, Determined by Ultra-High-Performance Liquid Chromatography–Tandem Mass Spectrometry
Detecting steroid esters in cattle hair is inconsistent and influenced by sampling factors.
research Tryptophan in Human Hair: Correlation with Pigmentation
Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.