research Determination of cortisone and cortisol in human scalp hair using an improved LC-MS/MS-based method
Cortisone in hair is a more reliable indicator of stress hormone exposure than cortisol.
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360-390 / 720 resultsresearch Exploring the possibility of predicting human head hair greying from DNA using whole-exome and targeted NGS data
Hair greying is mainly influenced by age, with genetics playing a smaller role.
research Bacteria Display Differential Growth and Adhesion Characteristics on Human Hair Shafts
Human hair shafts inhibit Gram-positive bacteria growth but not Gram-negative bacteria.
research Coat color and other factors influencing hair cortisol concentration in domestic cats
Black hair in cats has higher cortisol levels than white hair.
research In-vivo studies to determine Hair Growth Potential of Poly Herbal Medicated Hair Oil in Female Swiss Albino Mice
The herbal hair oil helped hair grow in mice.
research Mechanism of cannabinoid incorporation in hair
Cannabinoids like THC and THCA get into hair through skin oils, not hair color.
research Forensic DNA Phenotyping: Male Pattern Baldness: Traditional Review
DNA markers can help predict male pattern baldness, useful in criminal and missing person cases.
research O13: Interpretation of hair ethyl glucuronide inter-individual factors from large population dataset
Older age increases positive hair alcohol test results, and chest hair is a good alternative for testing; season affects results, with higher levels in winter.
research Review of Different DNA Extraction Methods in Hair Shafts
Effective DNA extraction from hair shafts is crucial for genetic studies.
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 Quantifying long-term stress in brown bears with the hair cortisol concentration: a biomarker that may be confounded by rapid changes in response to capture and handling
Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
research Influence of external factors on hair cortisol concentrations
External factors can significantly affect hair cortisol levels, so it's not always a reliable stress marker.
research Hair cortisol in drug-naïve first-episode individuals with psychosis
First-episode psychosis patients have higher hair cortisol levels, indicating early stress response issues.
research Hair Cortisol as a Biomarker of Chronic Stress in Community-Dwelling Adults With Longstanding Multiple Sclerosis
Hair cortisol levels don't reliably indicate chronic stress in people with multiple sclerosis.
research Parity-related variation in cortisol concentrations in hair during pregnancy and in the postpartum period: a prospective cohort study
First-time mothers had higher stress hormone levels in late pregnancy than mothers who had given birth before.
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 Study on the Sexual Attractiveness of Male Beard and Female Long Hair to the Opposite Sex
Beards and long hair may affect how attractive someone is to the opposite sex.
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 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 Evaluation of loci to predict ear morphology using two SNaPshot assays
Genetic markers can help predict ear shapes for forensic use.
research Germination Enhances Phytochemical Profiles of Perilla Seeds and Promotes Hair Growth via 5α-Reductase Inhibition and Growth Factor Pathways
Germinated perilla seeds can naturally promote hair growth and prevent hair loss.
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 Hair growth efficacy and safety assessment of an ayurvedic leave-on treatment: a clinical trial
The Ayurvedic treatment improved hair growth and reduced hair loss safely.
research Anti-Hair Loss Potential of Perilla Seed Extracts: In Vitro Molecular Insights from Supercritical Fluid Extraction
Perilla seed extract may help prevent hair loss better than some standard treatments.
research Comparison of In Vitro Hair Growth Promotion and Anti-Hair Loss Potential of Thai Rice By-Product from Oryza sativa L. cv. Buebang 3 CMU and Sanpatong
Et-BB3-CMU rice bran extract may be a promising natural option for promoting hair growth and preventing hair loss.
research Synergistic Phytochemical and Pharmacological Actions of Hair RiseTM Microemulsion: A Novel Herbal Formulation for Androgenetic Alopecia and Hair Growth Stimulation
Hair RiseTM microemulsion effectively promotes hair growth and treats hair loss better than standard treatments.
research Impact of Hair Damage on the Penetration Profile of Coconut, Avocado, and Argan Oils into Caucasian Hair Fibers
Different oils affect hair flexibility and strength, with their impact varying on whether hair is virgin or bleached.
research Adsorption of Diclofenac and PFBS on a Hair Keratin Dimer
Human hair keratin might be good for filtering out harmful substances from water.
research Hair Growth Promotion and Anti-Hair Loss Effects of By-Products Arabica Coffee Pulp Extracts Using Supercritical Fluid Extraction
Arabica coffee pulp extract may help prevent hair loss and promote hair growth.
research Altered hair root gene expression profiles highlight calcium signaling and lipid metabolism pathways to be associated with curly hair initiation and maintenance in Mangalitza pigs
Genes related to calcium signaling and lipid metabolism are important for curly hair in Mangalitza pigs.