research Estrogen Leads to Reversible Hair Cycle Retardation Through Inducing Premature Catagen and Maintaining Telogen
Estrogen can temporarily slow down hair growth but this can be reversed.
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research Compartmentalized Organization: A Common and Required Feature of Stem Cell Niches?
Compartmentalized organization might be crucial for stem cells to effectively respond to growth or injury.
research Function and Underlying Mechanisms of Seasonal Color Molting in Mammals and Birds: What Keeps Them Changing in a Warming World?
Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
research The Biology of Hair Diversity
Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
research Organizational Effects of Estrogens and Androgens on Estrogen and Androgen Receptor Expression in Pituitary and Adrenal Glands in Adult Male and Female Rats
Early hormones shape sex-specific differences in rat glands.
research Neonatal Inhibition of Androgen Activity Alters the Programming of Body Weight and Orexinergic Peptides Differentially in Male and Female Rats
Blocking androgen activity in newborn rats affects body weight and appetite-related hormones differently in males and females.
research Endocrine Influences on Hair Growth
Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
research An Analysis of Canine Hair Regrowth After Clipping for a Surgical Procedure
Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
research Estrogen Modulates Mesenchymal-Epidermal Interactions in the Adult Nipple
Estrogen is important for keeping adult mouse nipple skin healthy by controlling certain cell signals.
research What Ages Hair?
Hair aging and loss are caused by genetics, hormones, environment, and grooming, with treatments like minoxidil effective for certain types of hair loss.
research What Ages Hair?
Hair aging is inevitable, but using the right hair care products can help maintain hair health.
research Exploring the Impact of the Microbiome on Neuroactive Steroid Levels in Germ-Free Animals
Gut microbes significantly affect brain steroid levels.
research Hormone Blocking Anticancer Drugs
The document explains how certain drugs block hormones to treat cancers like breast and prostate cancer.
research Testosterone Reduces Tight Junction Complexity and Down-Regulates Expression of Claudin-4 and Occludin in the Endometrium in Ovariectomized, Sex-Steroid Replacement Rats
Testosterone makes the connections in the uterus lining simpler and lowers certain protein levels, which might lead to infertility.
research Thyroid Hormones and Androgens Differentially Regulate Gene Expression in Testes and Ovaries of Sexually Mature Silurana Tropicalis
Thyroid hormones and androgens affect gene expression in frog reproductive organs differently between males and females.
research Synthesis and Structure–Activity Studies of Side-Chain Derivatized Arylhydantoins for Investigation as Androgen Receptor Radioligands
The nature of the side chain in RU 58841 derivatives greatly affects its AR affinity, with the N-(iodopropenyl) derivative 13 showing the highest AR binding affinity, suggesting its potential for developing high-affinity radioiodinated AR radioligands.
research Mutant Laboratory Mice With Abnormalities in Hair Follicle Morphogenesis, Cycling, and Structure: An Update
The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.
research Growth of the Hair
Hair growth is cyclic and influenced mainly by local factors.
research Pubertal Hormones Increase Hippocampal Expression of α4βδ GABAA Receptors
Hormones during puberty increase certain receptors in the brain, and this change is influenced by estrogen levels.
research Phenolsulphotransferase: Localization in Kidney During Human Embryonic and Fetal Development
The enzyme PST is found in developing human kidneys and helps with detoxification and development.
research The Androgen Excess and PCOS Society Criteria for the Polycystic Ovary Syndrome: The Complete Task Force Report
The report concludes that PCOS is mainly a condition of excess male hormones and its definition may change as new information is discovered.
research Early Embryonic Exposure of Freshwater Gastropods to Pharmaceutical 5-Alpha-Reductase Inhibitors Results in a Surprising Open-Coiled 'Banana-Shaped' Shell
Certain drugs change freshwater snail shells to a "banana" shape.
research Dimorphic Regulation of the MafB Gene by Sex Steroids in Hamsters (Mesocricetus Auratus)
Sex steroids affect the MafB gene differently in male and female hamsters.
research Sic Transit Gloria: Farewell to the Epidermal Transit Amplifying Cell?
New research suggests that skin cell renewal may not require a special type of cell previously thought to be essential.
research Exogenous Testosterone, Finasteride, and Castration Effects on Testosterone, Insulin, Zinc, and Chromium in Adult Male Rats
Testosterone and finasteride raise insulin and zinc, lower chromium in male rats.
research Estradiol Protects Hair Cells From Cisplatin-Induced Ototoxicity Via Nrf2 Activation
Estradiol may protect ear cells from hearing loss caused by a chemotherapy drug by activating a protective pathway.
research Sex-Dependent Responsiveness of Hippocampal Neurons to Sex Neurosteroids: A Role of Arc/Arg3.1
Sex hormones affect brain cells differently in males and females.
research Effects of Seasonality and Pregnancy on Hair Loss and Regrowth in Rhesus Macaques
Hair loss peaks in spring and regrowth in late summer, with pregnant females losing the most hair.
research Identification of Potential miRNA–mRNA Regulatory Network Associated with Growth and Development of Hair Follicles in Forest Musk Deer
The research found genes and miRNAs that may control hair growth in Forest Musk Deer.
research Acne Tarda and Male-Pattern Baldness Unmasking Primary Ovarian Insufficiency: A Case and Review
A woman with acne and baldness was found to have a rare ovarian condition but successfully had a child through fertility treatment.