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This study highlights multiple factors contributing to hair graying, such as oxidative damage, melanocyte changes, and genetic influences, and suggests that repigmentation may be temporarily reversible, offering potential targets for future treatments while urging caution when applying mouse model findings to humans.

This study reports that variable environmental factors, including dietary habits, may contribute to the increasing incidence and diverse clinical presentations of frontal fibrosing alopecia.

This review discusses the enigmatic nature of frontal fibrosing alopecia and reports no clinical results; the authors stress the need for further research.

This review discusses the complex interplay of factors controlling hair regeneration and highlights the potential for targeted clinical applications in various hair disorders, while reporting no new clinical results.

This study found that exogenous melatonin improved cashmere fiber quality and yield in goats by enhancing antioxidant capacity and reducing pro-aging cytokine expression in secondary hair follicles.

In this study of a Colombian sample, the researchers found that while sex, alopecia location, and symptoms aligned with global reports, age at presentation, tobacco use, and use of wigs and dyes were different from those noted in other countries.

This systematic review reported that alopecia areata significantly impacts quality of life due to its psychological burdens, such as anxiety and depression, while emphasizing the need for increased awareness and support for affected individuals.

This case report describes a male child with alopecia areata and renal dysgenesis, highlighting a possible coincidental association that may require future genetic investigation.

This study suggests that specific genetic changes, including mutations in protein-coding genes and noncoding regions, have contributed to the evolution of hairlessness in multiple mammalian species.

This review discusses how macro-environmental factors such as intradermal adipose tissue and sex hormones influence hair and feather stem cell niches, suggesting environmental targets for regenerative medicine, but reports no new clinical results.

This study used melamine formaldehyde particles to measure a pH gradient along the hair shaft, showing a significant pH decrease from the hair sheath to the external shaft.

This article explores how extrafollicular environments and stem cell configurations influence hair and feather regeneration but provides no new experimental results.

This review discusses the basic biology of apoptosis and its relevance to skin diseases, without presenting new research findings.

This chapter provides an overview of skin physiology, aging effects, and how environmental factors like UV damage impact skin health, without presenting new research findings.

This study highlights that polycystic ovary syndrome develops through genetic and environmental factors, with insulin resistance as a key mechanism, impacting the risk of metabolic and cardiovascular conditions.

This thesis explores both environmental and genetic factors in prostate cancer, focusing on surrogate hormone markers, medical radiation, family history, and genetic polymorphisms related to DNA repair and hormone marker genes, but reports no new clinical findings.

This review discusses environmental factors like UV radiation and smoking that affect hair health and highlights the potential role of nutrition, but it reports no new results.

This study examined the genetic basis for the curly hair trait in Mangalitza pigs, finding two specific genetic variants that contribute to this distinctive phenotype through autosomal dominant inheritance.

This study found evidence for a genetic basis of polycystic ovary syndrome, indicating an autosomal dominant pattern of inheritance among first-degree relatives.

This study found that Nubian ibex have developed genetic adaptations in response to their desert environment, including enhanced skin barrier, DNA repair, viral response, and metabolism of toxic compounds.

Different types of stem cells and their environments are key to skin repair and maintenance.

This article reviews the genetic basis, diagnostic approaches, and treatment options for nude severe combined immunodeficiency, but does not present any new research findings.

This study found that intrauterine administration of botulinum toxin A improved endometrial environment and receptivity in a murine model of thin endometrium through mechanisms involving IGFBP3 and osteopontin.

PCOS may have evolved as an advantage in past environments with food scarcity.

This article reviews the genetic and potential environmental factors in alopecia areata's pathogenesis and suggests a polygenic model but reports no new clinical findings.

This review explores the cellular and molecular basis of wound-induced hair neogenesis and its relationship with aging but does not report new clinical results, highlighting areas for future research.

This article discusses how nutritional and environmental factors, along with antioxidant supplementation, may improve hair growth by mitigating the effects of androgens and reports no new clinical results.

This study investigated the genetic basis of coat color variation in cattle using skin transcriptome and whole-genome analyses, identifying the ASIP gene as a significant determinant that is differentially expressed and under strong positive selection in black and brown cattle breeds.

This study highlights how combining genetic and environmental risk assessments could advance early screening and personalized prevention for vitiligo, given its genetic complexity and environmental interactions.

This study explores the medicinal and environmental applications of Physalis species, highlighting the wound healing properties of Physalis angulata L. and the antibacterial and antitumor activities of its fruit extracts.