research Measurement of steroid hormones by liquid chromatography-tandem mass spectrometry with small amounts of hair
A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
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research Congenital Adrenal Hyperplasia
The document concludes that proper diagnosis and a multidisciplinary approach are crucial for managing Congenital Adrenal Hyperplasia effectively.
research Human Hair as a Testing Substrate in the Era of Precision Medicine: Potential Role of ‘Omics-Based Approaches
Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
research Pregnancy and the hair growth cycle: anagen induction against hair growth disruption using Nourkrin® with Marilex®, a proteoglycan replacement therapy
Nourkrin® with Marilex® may increase hair count by 35.7% in postpartum hair loss.
research Toward a Diagnostic Score in Cushing's Syndrome
The document suggests creating a validated score to diagnose Cushing's Syndrome and considers plasma steroid profiling as a simpler diagnostic method.
research Stress-related skin disorders
Stress can worsen skin conditions by affecting hormone levels and immune response.
research Urinary steroids in men with male-pattern alopecia
Men with male-pattern baldness have higher levels of certain testosterone metabolites and may have more active androgen metabolism.
research Highly Sensitive Simultaneous Measurement of Steroid Hormone in Human Serum by Liquid Chromatography-electrospray Ionization Tandem Mass Spectrometry
A new method accurately measures nine steroid hormones in human serum with high sensitivity.
research Collecting Hair Samples for Hair Cortisol Analysis in African Americans
A culturally sensitive method was developed to collect hair samples from African Americans for stress analysis.
research Sources of variation in hair cortisol in wild and captive non-human primates
Hair cortisol levels in primates are useful for stress assessment but vary by age, sex, species, and hair collection methods.
research Cortisol determination in hair and faeces from domestic cats and dogs
Hair cortisol can reliably indicate chronic stress in cats and dogs.
research Radiolabel validation of cortisol in the hair of rhesus monkeys
Hair cortisol can indicate long-term stress levels, but hair growth rate differences may affect accuracy.
research Not the Root of the Problem—Hair Cortisol and Cortisone Do Not Mediate the Effect of Child Maltreatment on Body Mass Index
Child abuse is linked to higher BMI, but not because of hair cortisol or cortisone levels.
research Segmental analysis of human hair reveals intra-annual variation in 25(OH)D3 concentrations in modern and archaeological individuals
Hair analysis can show changes in vitamin D levels over time.
research ANALÝZA KORTIZOLU VO VLASOCH – BIOMARKER AKTIVÁCIE HPA OSI
Hair cortisol levels can effectively indicate long-term hormone activity.
research Simultaneous LC-MS/MS quantification of glucocorticoids, melatonin and its metabolites in hair
The new method can measure sleep-related hormones in hair effectively and could help track long-term sleep patterns.
research Design and Validation of a Sensitive Multisteroid LC-MS/MS Assay for the Routine Clinical Use: One-Step Sample Preparation with Phospholipid Removal and Comparison to Immunoassays
The new LC-MS/MS method is more accurate and reliable than traditional immunoassays for measuring steroids in serum.
research Determination of 19 Steroid Hormones in Human Serum and Urine Using Liquid Chromatography-Tandem Mass Spectrometry
The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
research Heavily hunted wolves have higher stress and reproductive steroids than wolves with lower hunting pressure
Heavily hunted wolves have higher stress and reproductive hormone levels.
research Towards the validation of endogenous steroid testing in wildlife hair
Hair analysis for stress and reproductive hormones in wildlife needs more research for accuracy across species.
research Hair stress hormones in individuals with a recent suicide attempt experiencing a depressive episode
People who recently attempted suicide during depression showed signs of adrenal fatigue, but had higher DHEA levels around the attempt time.
research Stress and reproductive hormones reflect inter-specific social and nutritional conditions mediated by resource availability in a bear-salmon system
Grizzly and black bears have different stress and hormone responses to salmon availability, influenced by nutrition and social competition.
research Serum and hair steroid profiles and their associations with body composition in adolescence
Hair steroid profiling is a feasible, non-invasive alternative to serum analysis for assessing hormone levels and metabolism.
research The Potential of Hair Matrix for Biomarker Analysis in Schizophrenia
Hair analysis could help diagnose and treat schizophrenia more effectively.
research The Hormonal Background of Hair Loss in Non-Scarring Alopecias
Hormones like androgens, estrogen, thyroid hormones, and stress hormones can contribute to hair loss, and treatments target these hormonal imbalances.
research Polycystic Ovary Syndrome and Eating Disorders—A Literature Review
PCOS and eating disorders are linked by hormonal imbalances, needing personalized treatment.
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 Association between stress and bilateral symmetrical alopecia in free-ranging Formosan macaques in Mt. Longevity, Taiwan
Stress is likely causing hair loss in Formosan macaques.
research Revisiting hyper- and hypo-androgenism by tandem mass spectrometry
The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
research Which plant for which skin disease? Part 2: Dermatophytes, chronic venous insufficiency, photoprotection, actinic keratoses, vitiligo, hair loss, cosmetic indications
Certain plant extracts can effectively treat skin conditions like athlete's foot, chronic vein problems, sun damage, skin growths, vitiligo, and hair loss, and may also improve skin appearance.