research Synthesis of 11α-Hydroxyprogesterone Haptens
Researchers successfully made new compounds for hormone level tests, but one attempt led to an unexpected product, correcting a past error.
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30-60 / 836 results research Biotin Beware: Perils of Biotin Supplementation
Taking biotin supplements can be risky and often lacks evidence of effectiveness for skin, hair, and nail issues.
research Study of Fecal Glucocorticoid Metabolite in Bears: A Review
Analyzing bear poop helps measure their stress without harming them.
research Association Between Stress and Bilateral Symmetrical Alopecia in Free-Ranging Formosan Macaques in a High-Population-Density Area
Stress likely causes hair loss in Formosan macaques.
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 Ultrastructural Alterations and Environmental Exposure Influence the Opiate Concentrations in Hair of Drug Addicts
Environmental factors can greatly reduce drug levels in hair.
research Antimüllerian Hormone to Determine Polycystic Ovarian Morphology: The APHRODITE Study
A blood test level of 3.2 ng/mL of Antimüllerian hormone is good for identifying polycystic ovarian morphology in European women aged 25–45.
research How Biotin Induces Misleading Results in Thyroid Bioassays: Case Series
Taking biotin supplements can cause incorrect thyroid test results, leading to wrong diagnoses.
research Expression Patterns of Glial Cell Line-Derived Neurotrophic Factor, Neurturin, Their Cognate Receptors GFRα-1, GFRα-2, and Common Signal Transduction Element c-Ret in Human Skin Hair Follicles
Certain proteins and their receptors are more active during the growth phase of human hair and could be targeted to treat hair disorders.
research Hirsutism and Virilization in the Female
The chapter explains the causes of excessive hair growth and masculinization in women and how to measure hormone levels related to these conditions.
research The Coenzyme A Precursor Pantethine Enhances Antitumor Immunity in Sarcoma
Pantethine may boost the immune system's ability to fight sarcoma.
research Androgens in Women: Critical Evaluation of Methods for Their Determination in Diagnosing Endocrine Disorders
The conclusion is that standardizing testosterone measurement methods is essential for better diagnosis accuracy in women.
research Follicle Hormones
Follicle Stimulating Hormone is important for fertility.
research A New Catalyst for Organic Synthesis: Mercuric Triflate
Mercuric triflate is an effective catalyst for various organic reactions, working well at room temperature with high yields.
research Sexual Function in Women with Androgen Excess Disorders: Classic Forms of Congenital Adrenal Hyperplasia and Polycystic Ovary Syndrome
Women with congenital adrenal hyperplasia (CAH) have more sexual function issues than those with polycystic ovary syndrome (PCOS), but physical activity can improve sexual functioning in all women.
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 Newly Observed Interference of Oral Biotin with the Free Testosterone Assay in a Woman with Postmenopausal Virilization
Taking biotin can lead to incorrect low results in free testosterone tests.
research Rethinking Biotin Therapy for Hair, Nail, and Skin Disorders
Biotin supplements are not proven to improve hair or nails and may interfere with medical tests.
research Exogenous IGF-1 Promotes Hair Growth by Stimulating Cell Proliferation and Downregulating TGF-β1 in C57BL/6 Mice In Vivo
IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.
research Serum Levels of Retinol-Binding Protein 4 and Adiponectin in Women with Polycystic Ovary Syndrome: Associations with Visceral Fat but No Evidence for Fat Mass-Independent Effects on Pathogenesis in This Condition
Women with PCOS have similar levels of certain proteins compared to women without PCOS, and these proteins don't independently cause PCOS.
research Acanthosis Nigricans, Insulin Resistance, And Cutaneous Virilism
Patients with acanthosis nigricans often have insulin resistance and signs of increased male hormones, but treatment targeting these male hormones is generally ineffective.
research Clinical and Laboratory Evaluation of AIDS Trichopathy
People with HIV and low T cell counts have more hair and scalp problems.
research Effect of Finasteride, a 5 Alpha-Reductase Inhibitor, on Serum Gonadotropins in Normal Men
Finasteride doesn't affect hormone levels in normal men.
research The Diagnosis of Nonclassic Congenital Adrenal Hyperplasia Due to 21-Hydroxylase Deficiency Based on Serum Basal or Post-ACTH Stimulation 17-Hydroxyprogesterone Can Lead to False-Positive Diagnosis
Using 17-hydroxyprogesterone levels to diagnose nonclassic congenital adrenal hyperplasia can result in many incorrect diagnoses.
research Ultraviolet B Irradiation Increases the Expression of Inflammatory Cytokines in Cultured Sebocytes
UV-B light increases inflammation-related substances in acne-related skin cells.
research A Perspective on the Evolving Landscape in Male Reproductive Medicine
Advancements in male reproductive medicine are ongoing, but more research and improved treatments are needed in several areas.
research 5α-Reductase Inhibitors
Finasteride effectively treats enlarged prostate and male baldness, improves symptoms of hirsutism in women, but doesn't work for acne, and may delay prostate cancer progression with few side effects.
research Spironolactone in the Treatment of Hirsutism
Spironolactone can reduce hair growth and testosterone in hirsutism, but is less effective than combined treatments.
research Immunoregulatory Mechanisms and Stress Hormones in Psoriasis (Part 1)
Stress hormones like cortisol may trigger psoriasis flare-ups.
research Inhibition of Established Tuberculin Hypersensitivity by Methotrexate
Methotrexate can temporarily suppress certain immune responses without killing immune cells, potentially helping treat autoimmune diseases.