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This study identifies Activin A and follistatin as key regulators of hair cell differentiation in the mouse auditory sensory epithelium, influencing the timing and pattern of hair cell development.

This genetic study identified four new keratin-associated protein genes in sheep, revealing significant sequence variation and suggesting complex evolutionary dynamics, with unique variants in some sheep breeds linking them to Romanov sheep ancestry.

This study found that STAT3 directly inhibited the activity of the sheep FST gene promoter, consequently reducing cell proliferation and promoting a better understanding of hair follicle development mechanisms.

This study found that individuals with a recent history of suicide attempts exhibited altered DHEA hair levels, suggesting possible dysregulation of the HPA axis as a biopsychosocial feature, and recommends further investigation into hair hormones as potential markers of suicidal crisis and vulnerability.

This study found that decreased allopregnanolone levels through inhibition or intrauterine growth restriction in guinea pigs were linked to altered brain development markers, suggesting a role for neurosteroids in fetal brain protection and development.

This study found that testosterone-enanthate increased red blood cell production and altered iron homeostasis in older hypogonadal men without being affected by finasteride, indicating these effects do not require type II 5α-reductase enzyme activity.

In this study, modulating Tyrosinase expression altered mouse coat color by affecting melanosome accumulation, indicating that melanosome maturity plays a role in determining skin and hair color beyond total melanin content.

This study identified Activin A and follistatin as key regulators of hair cell differentiation in the mammalian auditory sensory epithelium, with Activin A signaling influencing the timing and pattern of cell differentiation.

In this study, researchers observed that metabolite expression patterns, including sugars, lipids, amino acids, and nucleotides, affect hair follicle growth in cashmere goats, with feeding practices potentially influencing these cycles via hormone and vitamin levels.

This study found that higher expression of the Hoxc13 gene in specific areas of hair follicles is associated with longer wool length in Gansu alpine fine-wool sheep.

In this study, maternal exposure to constant light significantly altered the neonatal skin structure in rabbits, associated with reduced maternal melatonin levels.

This review highlights the critical role of microRNAs in regulating hair follicle biology, significantly impacting wool and cashmere development by modulating gene expression and signaling pathways in sheep and goats.

In this study, prenatal androgen exposure was linked to altered sexual behaviors in both male and female mice, with specific effects on mounting and lordosis behaviors.

In this review, the researchers highlighted the prevalent symptoms in cirrhosis patients, including pain, muscle cramps, sleep disturbances, and mental health issues, and emphasized the need for a comprehensive, multidisciplinary approach for symptom management to improve quality of life.

This review discusses the potential use of essential oils and melatonin as nutraceuticals in dogs, highlighting their promising applications for addressing conditions like stress, anxiety, sleep disorders, and alopecia.

In this study, researchers performed a genome-wide characterization of the Wnt gene family in domestic donkeys, identifying 19 genes and highlighting their evolutionary conservation among mammals, along with tissue-specific expression patterns potentially linked to reproductive regulation and tissue homeostasis.

In this study, researchers presented cases of cellular neurothekeoma in three male family members with early-onset in infancy, suggesting a potential genetic component and inheritance pattern, which deviates from the typical presentation seen mostly in women between 20–30 years.

In this study, researchers found that Fgf21 knockout mice exhibited delayed hair follicle cycling compared to wild-type mice, potentially due to altered miRNA interactions affecting Vezf1 and Map3k1 expression, providing insights into the molecular regulation of hair growth.

In this study, researchers observed that graded calorie restriction in mice led to changes in stable isotope ratios and elemental content in bone collagen and hair keratin, potentially indicating intensified mobilization of endogenous proteins and altered bone collagen structure with increased dietary stress.

This study found that short-day photoperiod treatment in Shanbei white cashmere goats enhanced cashmere growth, increased secondary follicle density, and altered hormone levels and gene expression related to hair follicle development.

This study found that in male rats, chronic finasteride treatment reduced allopregnanolone levels, which, upon drug withdrawal, correlated with increased pro-inflammatory cytokines and altered neurotransmitter levels.

This review discusses the mechanisms of skin barrier impairment in acne vulgaris and suggests strategies for its repair but reports no new clinical results.

This narrative review highlights that declining testosterone levels are a complex public health issue potentially influenced by modifiable lifestyle factors and environmental stressors, suggesting integrated strategies may be needed to address the trend's impacts on health.

This study found that prostaglandin receptors are widely expressed in hair follicles, suggesting a complex network of prostanoid pathways involved in hair growth control.

This study observed that hair follicle morphology in dairy cows changes during the peripartum period, with fluctuations in hair follicle width and anagen percentage but no overall marked changes in skin morphology parameters.

This review summarizes recent research on the molecular properties and functions of L-PGDS and PGD2, but reports no new findings, highlighting their pathophysiological roles and guiding future studies.

Fgfr2b helps maintain healthy skin and prevent cancer.

This study concluded that the receptor-like kinase ERULUS, regulated by auxin, is crucial for modulating cell wall composition and pectin dynamics during root hair growth in Arabidopsis.

In this study, K19-lacZ transgenic mice exhibited epithelial-specific reporter gene expression in tissues such as the pancreas and stomach, suggesting the K19 promoter is a valuable tool for studying epithelial cell biology.

This study explored the use of dexamethasone-loaded polymer hybrid nanoparticles in a xanthan gum hydrogel for treating alopecia areata, finding that freeze drying with sucrose influenced particle size, release, and permeation, but had no impact on cytotoxicity or anti-inflammatory efficacy in human keratinocytes.