research Comprehensive molecular and cellular studies suggest avian scutate scales are secondarily derived from feathers, and more distant from reptilian scales
Bird scales evolved from feathers, not reptile scales.
Search
for
Sort by
Research
630-660 / 1000+ results 
research Persistent escalation of alcohol consumption by mice exposed to brief episodes of social defeat stress: suppression by CRF-R1 antagonism
Blocking CRF-R1 can reduce alcohol intake in stressed mice.
research Deciphering the functions of the hair follicle infundibulum in skin physiology and disease
The hair follicle infundibulum plays a key role in skin health and disease, and understanding it better could lead to new skin disease treatments.
research Familial and Sporadic Porphyria Cutanea Tarda
Most patients with Porphyria Cutanea Tarda had skin blisters and were often affected by hepatitis C and alcohol abuse, with differences between familial and sporadic cases.
research Current evaluation of amenorrhea
The document concludes that identifying the cause of amenorrhea is crucial for proper treatment.
research Live imaging of stem cells: answering old questions and raising new ones
Live imaging has advanced our understanding of stem cell behavior and raised new research questions.
research Inhibition of Rat 5α-Reductase Activity and Testosterone-Induced Sebum Synthesis in Hamster Sebocytes by an Extract ofQuercus acutissimaCortex
An extract from Quercus acutissima bark was found to reduce sebum production and block an enzyme linked to acne.
research Age-related hair changes in men: Mechanisms and management of alopecia and graying
Men's hair loss is caused by hormones and genes, and can be treated with medication and surgery, while graying is due to aging and has no prevention except dyeing.
research Thyrotropin-releasing hormone and oestrogen differentially regulate prolactin and prolactin receptor expression in female human skin and hair follicles in vitro
Oestrogen and thyrotropin-releasing hormone affect prolactin and its receptor in human skin and hair, suggesting new treatment options for related conditions.
research Prevalence of Polycystic Ovary Syndrome in Girls Aged 14–18 Years in Isfahan, Iran
About 3% of high school girls aged 14-18 in Isfahan, Iran, have polycystic ovary syndrome.
research WISP-1 induced by mechanical stress contributes to fibrosis and hypertrophy of the ligamentum flavum through Hedgehog-Gli1 signaling
Targeting Hedgehog signaling may help treat ligamentum flavum fibrosis.
research The Medical and Psychosocial Associations of Alopecia: Recognizing Hair Loss as More Than a Cosmetic Concern
Alopecia is linked to various health and mental conditions, impacts life quality, and needs medical attention beyond its cosmetic effects.
research Endogenous human skin equivalent promotes in vitro morphogenesis of follicle-like structures
Endo-HSE helps grow hair-like structures from human skin cells in the lab.
research Photobiomodulation devices for hair regrowth and wound healing: a therapy full of promise but a literature full of confusion
Photobiomodulation may help with hair growth and wound healing, but research is inconsistent and needs better quality studies.
research An Update on Medical Treatment Options for Hidradenitis Suppurativa
New treatments for a chronic skin condition show promise, but individualized plans are crucial due to varying responses.
research Skin: Basic Structure and Function
The skin is a complex barrier that protects the body, regulates temperature, and helps with immune responses.
research The distributions of type IV collagen .ALPHA. chains in basement membranes of human epidermis and skin appendages
Type IV collagen chains vary in different parts of human skin, with specific patterns linked to melanocytes.
research Food Deprivation-induced Expression of Minoxidil Sulfotransferase in the Hypothalamus Uncovered by Microarray Analysis
Food deprivation increases MST enzyme in the brain, possibly affecting energy balance.
research The bright side of fibroblasts: molecular signature and regenerative cues in major organs
Fibroblasts, cells usually linked to tissue repair, also help regenerate various organs and their ability decreases with age. Turning adult fibroblasts back to a younger state could be a new treatment approach.
research Mapping the molecular and structural specialization of the skin basement membrane for inter-tissue interactions
The skin's basement membrane has specialized structures and molecules for different tissue interactions, important for hair growth and attachment.
research In vitro Antibacterial Activity of Alkaloids Isolated from Leaves of Eclipta alba Against Human Pathogenic Bacteria
Eclipta alba leaves have compounds that can fight certain harmful bacteria.
research Interventions for female pattern hair loss
Minoxidil effectively treats female pattern hair loss.
research Origin, Clinical Presentation, and Diagnosis of Facial Hypermelanoses
Facial dark spots can be caused by the sun, genetics, makeup, or medicine, and are diagnosed by patient history and skin tests.
research Leydig Cell Hyperplasia and Adenomas in Mice Treated with Finasteride, a 5α-Reductase Inhibitor: A Possible Mechanism
High doses of finasteride cause cell growth and tumors in mice.
research Increased levels of prostaglandin-like material in the canine blood during arterial hypotension produced by hydralazine, dihydralazine and minoxidil
These drugs raise prostaglandin-like material in dog blood, possibly causing blood vessel widening.
research Application of Bio-fortification through Plant Breeding to Improve the Value of Staple Crops
Bio-fortification through plant breeding can improve the nutritional value of staple crops by adding essential minerals.
research Divergent neuroactive steroid responses to stress and ethanol in rat and mouse strains: relevance for human studies
Stress and alcohol affect brain chemicals differently in rats, mice, and humans, influenced by genetic differences.
research Ion pairs of risedronate for transdermal delivery and enhanced permeation rate on hairless mouse skin
Ion-paired risedronate significantly increases skin penetration without irritation compared to risedronate alone.
research Effects of cyclosporine A on clinical and histologic abnormalities in dogs with sebaceous adenitis
Cyclosporine A can reduce inflammation in dogs with sebaceous adenitis, but ongoing treatment is needed.
research Afamin serum concentrations are associated with insulin resistance and metabolic syndrome in polycystic ovary syndrome
High afamin levels are linked to metabolic syndrome and may predict its development in women with insulin resistance.