research Effect of Testosterone Supplementation With and Without a Dual 5α-Reductase Inhibitor on Fat-Free Mass in Men With Suppressed Testosterone Production
Testosterone's muscle-building effects do not require its conversion to DHT.
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research Neurosteroidogenesis Today: Novel Targets for Neuroactive Steroid Synthesis and Action and Their Relevance for Translational Research
New targets for making and using brain-synthesized steroids could lead to better treatments for brain disorders and alcoholism.
research Epithelial Skin Biology: Stem Cells and Epidermal Homeostasis
The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.
research Platelet-Rich Plasma in Androgenic Alopecia: Myth or Effective Tool
Platelet-rich plasma (PRP) is a cheap and easy treatment for hair loss, but not suitable for everyone. It also helps in healing ulcers, rejuvenating skin, and improving hair transplants.
research Current Evaluation of Amenorrhea
Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.
research Ethnic Hair Update: Past and Present
Dermatologists need to understand African American hair-care practices to better treat their hair and scalp disorders.
research Physiology of the Hypothalamic Pituitary Gonadal Axis in the Male
The document explains how the male reproductive system works, its role in making testosterone, and how conditions like obesity can disrupt it, leading to low testosterone and fertility issues.
research What Should It Take to Describe a Substance or Product as 'Sperm-Safe'?
Products should be called 'sperm-safe' only after thorough, well-designed tests.
research Lineage Analysis of Epidermal Stem Cells
Skin stem cells maintain and repair the outer layer of skin, with some types being essential for healing wounds.
research Menopause and Aging: Quality of Life and Sexuality
Menopause and aging can affect women's quality of life and sexuality, but hormone therapies may help alleviate these issues.
research Skin Physiology in Microgravity: A 3-Month Stay Aboard ISS Induces Dermal Atrophy and Affects Cutaneous Muscle and Hair Follicles Cycling in Mice
A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.
research Sulphation Catalyzed by the Human Cytosolic Sulphotransferases: Chemical Defense or Molecular Terrorism?
Human enzymes can detoxify harmful substances but might also increase their cancer risk.
research The Biology of Hair Diversity
Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
research Loss of Vascular Endothelial Growth Factor in Human Alopecia Hair Follicles
Hair follicles in people with alopecia have lower levels of a key blood vessel growth protein.
research Biology of Hair Growth
Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
research Genome-Wide Meta-Analysis Implicates Mediators of Hair Follicle Development and Morphogenesis in Risk for Severe Acne
Genetic variations affecting skin structure play a key role in severe acne.
research To Grow or Not to Grow: Hair Morphogenesis and Human Genetic Hair Disorders
Genetic mutations can cause hair growth disorders by affecting key genes and signaling pathways.
research Disruption of Smad4 in Mouse Epidermis Leads to Depletion of Follicle Stem Cells
Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
research Female Type of Adult Acne: Physiological and Psychological Considerations and Management
Adult female acne requires a comprehensive treatment approach, including medical options and lifestyle changes, with attention to psychological well-being.
research Psychological Interventions in the Management of Common Skin Conditions
Using psychological treatments can help manage skin conditions along with regular medical care.
research Platelet-Rich Plasma as a Treatment for Androgenetic Alopecia
PRP therapy increases hair density for androgenetic alopecia.
research Systematic Review and Meta-Analysis of the Efficacy and Safety of Leflunomide and Methotrexate in the Treatment of Rheumatoid Arthritis
Leflunomide and methotrexate are equally effective for rheumatoid arthritis but have different side effects.
research Single-Strand DNA Breaks in Human Hair Root Cells Exposed to Mobile Phone Radiation
Mobile phone radiation can cause DNA damage in human hair root cells.
research Recent Advances on Skin-Resident Stem/Progenitor Cell Functions in Skin Regeneration, Aging, and Cancers and Novel Anti-Aging and Cancer Therapies
New treatments targeting skin stem cells show promise for skin repair, anti-aging, and cancer therapy.
research Stress and Psychoneuroimmunologic Factors in Dermatology
Stress and emotional factors can worsen skin conditions by affecting the immune system.
research Removing All Obstacles: A Critical Role for p53 in Promoting Tissue Renewal
The gene p53 is crucial for removing damaged cells to allow for healthy tissue renewal.
research Current Evaluation of Amenorrhea
Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.
research The Hair Follicle: Functions, Self-Renewal, and Alopecic Disorders
Dogs could be good models for studying human hair growth and hair loss.
research Study of Gene Expression Alteration in Male Androgenetic Alopecia: Evidence of Predominant Molecular Signaling Pathways
Hair loss involves immune responses, inflammation, and disrupted signaling pathways.
research Pregnancy and Skin: Changes and Dermatoses
Most skin changes during pregnancy are harmless and temporary, but some can risk the fetus and need careful treatment.