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This study provided an overview of skin organoids created from pluripotent stem cells, showcasing their potential in dermatologic research and future clinical applications, while noting challenges such as lengthy differentiation protocols that result in heterogeneous products.

Finasteride affects male rat genitalia development, causing abnormalities during specific pregnancy days.

This study found that maternal sub-maintenance nutrition reduced the density and branching ratio of secondary wool follicles in Merino sheep fetuses and identified genes potentially involved in these processes.

This study found that neural stem cell extract enhanced hair growth in mice and cells by stimulating hair follicle niches and activating signaling pathways like TGF-β and BMP.

This study highlights the need to prioritize early prevention of type 2 diabetes mellitus by focusing on early pathophysiologic mechanisms such as insulin resistance, rather than hyperglycemia, as conditions like non-alcoholic fatty liver disease and polycystic ovarian syndrome are early indicators of future diabetes risk.

This study reported that higher weight-for-age z scores and rapid weight gain during infancy, especially from birth to 3 months, were linked to an increased likelihood of puberty onset in girls.

The meeting discussed medical findings, including benefits of certain treatments for cancer and heart conditions, and highlighted issues like poor adherence to preventive measures and skill gaps among interns.

This case report describes a 10-year-old twin boy with proximal hypospadias and undescended testis, highlighting the diagnostic and treatment evaluations for associated sex development disorders.

This review discusses the diagnostic criteria and management challenges for polycystic ovarian syndrome and reports no clinical results, highlighting complications associated with pregnancy in women with the condition.

This review examines the prevalence and symptoms of polycystic ovary syndrome (PCOS) across different ages, highlighting its varied dermatological and reproductive implications, but reports no new research findings.

In this study, using light masks to extend photoperiod was effective for maintaining the summer coat in horses and accelerating shedding in outdoor horses, but timing was crucial for success.

The study found that melatonin treatment in early postnatal cashmere goats increased both the quantity and quality of cashmere by promoting secondary hair follicle development and enhancing antioxidant enzyme activities.

This review discusses recent advancements in generating appendage-bearing skin organoids from pluripotent stem cells and their potential applications in dermatological research, but reports no new clinical results.

This review found that while finasteride may improve female pattern hair loss and hirsutism in women, more long-term studies are needed to optimize its use and assess potential consequences.

This review discusses various approaches to treating alopecia, including drug therapy and hair transplantation, but reports no new research findings; the authors highlight the need for novel techniques like cell culturing.

This study describes a 4-year-old boy who exhibits a rare, synchronized pattern of hair growth and shedding, unlike the typical asynchronous pattern seen in humans.

This study found that a short daily photoperiod increased crude protein digestibility, secondary hair follicle activity, and cashmere quality in Inner Mongolia white cashmere goats without harming fiber characteristics.

This study indicates that sheep prenatally androgenized with testosterone show wool fiber diameter changes that parallel the increased hair diameter in women with polycystic ovary syndrome.

This review discusses recent advances in understanding the genetics of hair and nail disorders and reports no new clinical results.

This study found that girls with polycystic ovary syndrome and longer SHBG and AR gene repeats experienced greater improvements in lipid and androgen levels after one year of metformin treatment.

In this study, researchers observed that underhairs in domestic cats were the thinnest and shortest with regular scales, while guard hairs were the longest and thickest, having irregular scales.

This study found that supplementing pregnant Hanshan white cashmere goats' diets with selenium yeast led to higher birth weights, improved cashmere quality and yield, and enhanced hair follicle development in their offspring, possibly through increased antioxidant capacity.

This study observed that fetal hair follicle melanocytes varied in morphology and development stages, with melanosomes undergoing degradation into irregular pigment particles within keratinocytes.

This study observed that pregnant women experienced an increase in hair cortisol concentrations, with primiparae having significantly higher levels in the last trimester compared to multiparae.

This report describes a rare case of acquired eyelash trichomegaly in a 16-year-old female with systemic lupus erythematosus, accompanied by diffuse hair loss and "lupus hairs" on the scalp.

This study investigated the effects of YWS1903 in pregnant rats and found that high doses led to fetal growth reduction and skeletal malformations, while lower doses did not cause significant issues, establishing a no observed adverse effect level at 60 mg/kg.

Stem cells in developing hair follicles move to specific areas as they mature.

In this study, researchers found that the FoxN1, FoxE1, and FoxI3 genes are likely involved in hair follicle growth and development in cashmere goat fetuses.

This study used TMT-based quantitative proteomics to analyze the development of secondary hair follicles in fetal sheep, revealing increased follicle density and key proteins involved, such as COL1A1 and THBS4, indicating their potential role in wool quality traits.

This study found that sampling hair for cortisol analysis in mother-toddler dyads living in low-income U.S. homes is feasible, with 66% of approached dyads participating.