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July 1983 in “Journal of Steroid Biochemistry” Individuals with this condition often develop male traits and identities at puberty despite being raised as females.
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February 2024 in “JAAD International” Sebaceous gland maturity and size differ between psoriatic alopecia and alopecia areata.
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April 2007 in “Neuroscience” Finasteride reduces alcohol withdrawal severity in male mice but increases it in female mice.
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July 2020 in “Journal of proteomics” Hair protein composition is similar across different races and shapes.
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March 2019 in “JAT. Journal of applied toxicology/Journal of applied toxicology” PFOS exposure disrupts hormone levels and enzyme activities in juvenile frogs, affecting males and females differently.
January 2004 in “Banca y finanzas: Revista profesional de gestión financiera” Androgens increase pigmentation in certain hamster skin areas, but estrogens can reverse this effect.
Finasteride affects prostate development differently in male and female Mongolian gerbils.
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January 2021 in “Pakistan journal of zoology” Red fox, golden jackal, and gray wolf hairs have similar features but differ in length, thickness, and inner structure.
October 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Musk glands and skin in Chinese forest musk deer are closely related and share many genes.
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August 1985 in “Endocrinology” Different animals have unique versions of the enzyme that changes testosterone into another hormone, which is important for creating effective treatments for prostate and hair loss conditions.
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May 2023 in “Veterinary Pathology” Understanding genetic variations in mice is crucial for studying skin, hair, or nail abnormalities.
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May 2001 in “Human reproduction update” Insufficient androgen action in male fetuses can cause genital development issues due to genetic mutations or environmental chemicals.
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December 2012 in “Human Biology” The most different genetic segment between Africans and East Asians is the EDA2R/AR region, with two main types influenced by population changes and natural selection, and linked to baldness.
November 2025 in “Journal of Medicine and Health Technology” No link between finger length ratios and color blindness was found.
January 1983 in “Elsevier eBooks” Masculinization in affected individuals occurs gradually after puberty due to hormone changes.
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December 2015 in “Nature Genetics” Mutations in TBX3 cause horses to have more even hair color instead of Dun camouflage.
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October 2022 in “International Journal of Molecular Sciences” Male mice with FGF5 mutations grow longer hair than females.
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July 2016 in “Journal of Investigative Dermatology” Dysplastic nevi have unique gene expressions, making them distinct from common melanocytic nevi.
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April 2021 in “Current Biology”
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January 1960 in “Australian Journal of Biological Sciences” The Naked gene in mice causes abnormal sebaceous glands and disrupts hair follicle organization.
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May 2013 in “American Journal of Medical Genetics - Part A” People with X-linked hypohidrotic ectodermal dysplasia have no sweat ducts and less, thinner hair.
January 2026 in “AAPS introductions in the pharmaceutical sciences” 11 citations
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January 2005 in “Brazilian Journal of Medical and Biological Research” Hairless USP mice have enlarged skin cysts as they age.
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August 2006 in “PubMed” A genetic defect causes males in some Mediterranean populations to be born with ambiguous genitalia and develop male traits at puberty.
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April 2014 in “Nature Communications” The research identified new skin traits in mice, some linked to human skin conditions.
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October 2011 in “Anthropologischer Anzeiger” Pubic hair is thicker than axillary and scalp hair, useful for forensic identification.
Ethnic differences in skin and hair affect penetration minimally, but cultural habits matter in product development.
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December 2007 in “Gender Medicine” Male and female skin differ due to hormones, affecting conditions like hair loss, acne, and skin cancer, and suggesting a need for gender-specific treatments.
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May 2018 in “Clinical chemistry” The girl's unexpected pubic hair growth led to a diagnosis different from complete androgen insensitivity syndrome.
57 citations
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July 2005 in “Genetics” Key genes are crucial for Drosophila wing development and could be insecticide targets.