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 Sample Preparation Protocol for Cross-Sectional Microscopy of Hair Fibers
The document describes a method for preparing hair for microscopy by embedding it in plastic, cutting it, and storing it cold before imaging.
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 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 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 Hair Cortisol Feasibility and Demographic Correlates in a Sample of Older Adults from Puerto Rico
Older adults in Puerto Rico often couldn't be tested for hair cortisol due to refusal or lack of hair, with race and hair products affecting results.
research The Degradative Characteristics of Hair in Water Samples with Altered pH
Hair fibers degrade and change color in very basic water.
research Variation and Heritability in Hair Diameter and Curvature in an Australian Twin Sample
Hair diameter and curvature are mostly determined by genetics.
research No Difference in the Proteome of Racially and Geometrically Classified Scalp Hair Samples from a South African Cohort: Preliminary Findings
Hair protein composition is similar across different races and shapes.
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 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 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 Exploring Reference Values for Hair Cortisol
Hair sample weight is a better measure for cortisol levels in hair than hair protein concentration.
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 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 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 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 Hair Analysis in Health Assessment
Hair mineral analysis might help diagnose diseases early, but standard methods are needed.
research Within-Person Changes of Cortisol, Dehydroepiandrosterone, Testosterone, Estradiol, and Progesterone in Hair Across Pregnancy, with Comparison to a Non-Pregnant Reference Group
Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
research Age-Related Changes in Endogenous Glucocorticoids, Gonadal Steroids, Endocannabinoids, and Their Ratios in Plasma and Hair from Male C57BL/6 Mice
Male C57BL/6 mice show age-related fluctuations in certain hormones and their ratios in both blood and hair.
research Exploring Reference Values for Hair Cortisol: Hair Weight Versus Hair Protein
Lower tacrolimus levels (4-7 ng/mL) after liver transplant may be safe and improve graft and kidney function.
research Development And Validation Of Hair Specimen Collection Methods Among Extremely Short-Length Afro-Textured Hair
Collecting hair from all scalp sections works as well as the standard method for cortisol analysis.
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.