research Becker's nevus associated with chromosomal mosaicism and congenital adrenal hyperplasia
High androgen levels and genetic factors likely cause Becker's nevus and related symptoms.
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research The Neuroscience of Age Perception
Humans can accurately guess age from faces, with women being slightly better at it, and age perception is linked to evolutionary factors.
research SÍNDROME DOS OVÁRIOS POLICÍSTICOS E MANIFESTAÇÕES DERMATOLÓGICAS: DO DIAGNÓSTICO À TERAPÊUTICA ESTÉTICA
A combined medical and aesthetic approach is crucial for effectively managing PCOS and its skin-related issues.
research A genome-wide association scan in admixed Latin Americans identifies loci influencing facial and scalp hair features
Genetic factors influence hair traits like shape, color, and greying in Latin Americans.
research Keratin 17 modulates hair follicle cycling in a TNFα-dependent fashion
Keratin 17 is crucial for normal hair growth by regulating hair cycle transitions with TNFα.
research Keratin 17 null mice exhibit age- and strain-dependent alopecia
Keratin 17 is crucial for early hair strength and cell survival.
research Function and underlying mechanisms of seasonal colour moulting 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 Elemental hair analysis: A review of procedures and applications
Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
research Stability of opiates in hair fibers after exposure to cosmetic treatment
Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
research Biology of Hair Growth
Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.