research Effect of Testosterone, Dihydrotestosterone, Estradiol, and Cortisol on the Quality of Fresh and Cryopreserved Stallion Sperm
Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
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research 5-Alpha Reductase Inhibitors: New Evidence on Benefits and Harms Beyond Benign Prostatic Hyperplasia
5-alpha reductase inhibitors may have additional effects on cancer, mental health, heart health, and hormone levels beyond treating prostate enlargement.
research Development of PEGylated Liposomes
PEGylated liposomal doxorubicin improves cancer treatment effectiveness and reduces side effects like heart damage and hair loss.
research Microscopic High-Resolution Digital Volumetric Imaging of Human Hair Fibers
DVI provides detailed 3D imaging of hair and shows how various products protect and enhance hair.
research Toxic Trace Metals and Pathological Changes in Organs of Rats Fed with Extract of Polluted Grasses
Eating plants from polluted areas can cause liver and kidney damage in rats due to toxic metals.
research Stem Cells in the Body
Stem cells regenerate tissues and their behavior varies by environment, suggesting the hematopoietic system model may need revision.
research Investigation of the Crosstalk Between Proteasome Function and Nucleotide Excision Repair Mechanism During Aging
The document concludes that the discussed biological mechanisms and potential therapies are not related to hair loss or hair growth.
research Facts and Ideas from Anywhere
Global oil use will rise, US corn-to-ethanol policy is flawed, and various social and economic issues need attention.
research Assessment of Retinol-Binding Protein 4 in Patients with Alopecia Areata and Androgenetic Alopecia
Higher RBP4 levels found in people with two types of hair loss.
research Vitamin D and Human Health: Lessons from Vitamin D Receptor Null Mice
Mice without the vitamin D receptor have bone issues and other health problems, suggesting vitamin D is important for preventing various diseases in humans.
research Androgens and Cardiovascular Disease
Male hormones may play a role in the development of heart disease, and more research is needed to understand their effects.
research Adipocyte Lineage Cells Contribute to the Skin Stem Cell Niche to Drive Hair Cycling
Fat-related cells are important for initiating hair growth.
research Maternal Nutrition at Conception Modulates DNA Methylation of Human Metastable Epialleles
A mother's diet at conception can cause lasting genetic changes in her child.
research Neuroimmunology of Stress: Skin Takes Center Stage
Stress can worsen skin and hair conditions by affecting the skin's immune response and hormone levels.
research The Cutaneous Serotoninergic/Melatoninergic System: Securing a Place Under the Sun
Human skin can make serotonin and melatonin, which help protect and maintain it.
research Cutaneous and Mucosal Lichen Planus: A Comprehensive Review of Clinical Subtypes, Risk Factors, Diagnosis, and Prognosis
Lichen Planus is a less common condition affecting skin and mucous membranes, with various types and associated risk factors, challenging to diagnose, significantly impacts life quality, and may have a risk of cancerous changes in oral lesions.
research Deletion of DNA Binding Domain of the Vitamin D Receptor Abrogates Genomic and Nongenomic Functions of Vitamin D
Removing part of the vitamin D receptor stops vitamin D from working properly.
research Severe Cutaneous Adverse Reactions to Drugs
Some drugs can cause rare but potentially deadly skin reactions, and early treatment and avoiding the drug again are key.
research Vitamin D Receptor: Molecular Signaling and Actions of Nutritional Ligands in Disease Prevention
Vitamin D receptor interacts with certain dietary components to help prevent diseases and regulate hair growth.
research Cosmetics and Cosmeceutical Applications of Chitin, Chitosan, and Their Derivatives
Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.
research Stem Cells in Skin Regeneration, Wound Healing, and Their Clinical Applications
Stem cells are crucial for skin repair and new treatments for chronic wounds.
research Effects of Visible Light on the Skin
Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.
research A Therapeutic Microneedle Patch Made from Hair-Derived Keratin for Promoting Hair Regrowth
A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.
research Generic Development of Topical Dermatologic Products: Formulation Development, Process Development, and Testing
The document concludes that developing generic topical drugs requires ensuring they match the original in quality, composition, and structure, and often involves complex testing and regulatory steps.
research The Role of Hair Follicles in the Percutaneous Absorption of Caffeine
Hair follicles significantly increase the speed and amount of caffeine absorbed through the skin.
research Androgens Protect Against Apolipoprotein E4-Induced Cognitive Deficits
Androgens can help prevent memory problems caused by apoE4.
research Probing the Effects of Stress Mediators on the Human Hair Follicle
Stress-related substance P may lead to hair loss and negatively affect hair growth.
research Androgenetic Alopecia: An Evidence-Based Treatment Update
Effective treatments for male pattern baldness include oral finasteride and topical minoxidil, while topical minoxidil is best for female pattern baldness.
research Androgen Signaling Regulates SARS-CoV-2 Receptor Levels and Is Associated with Severe COVID-19 Symptoms in Men
Male hormones affect COVID-19 severity and certain drugs targeting these hormones could help reduce the risk.
research Linking Diet to Acne Metabolomics, Inflammation, and Comedogenesis: An Update
Eating less sugar, milk, and saturated fats and more vegetables and fish may help treat and prevent acne.