September 2016 in “Journal of dermatological science” The conclusion is that the variation in hair thinness in patients is mostly due to the amount of underdeveloped hairs, and treatments that thicken fine hairs might work for those with mild to severe conditions.
January 2004 in “Laboratory Animal Science and Administration” The hairless mutant gene causes early hair loss and affects skin and thymus development in mice.
January 2022 in “SSRN Electronic Journal” Mouse hair follicles age, causing more white hairs due to fewer pigment stem cells.
6 citations
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February 2020 in “Journal of Cutaneous Pathology” Nevus psiloliparus lacks mature hair follicles but keeps other skin structures intact.
9 citations
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April 1985 in “Archives of Dermatology” Recognizing the "bamboo hair defect" is crucial for diagnosing Netherton's syndrome.
21 citations
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April 1982 in “Genetics Research” Mice with the naked gene have missing or abnormal hair cells.
March 2023 in “Journal of Student Research” Humans likely became hairless to better regulate body temperature.
17 citations
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November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
17 citations
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May 1969 in “American Journal of Physical Anthropology” The silver marmoset's skin is thin, lacks pigment cells, and has unique features like keratinized spines and specialized glands.
2 citations
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September 2022 in “Frontiers in veterinary science” Certain long non-coding RNAs are important for the growth of hair follicles in Inner Mongolian cashmere goats.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
12 citations
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August 1984 in “Genetics Research” The N gene affects the protein makeup of mouse hair.
41 citations
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October 2001 in “Experimental Dermatology” The nude gene is important for skin and hair development.
6 citations
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May 2024 in “Developmental Biology”
August 2010 in “Journal of The American Academy of Dermatology” The document explains the diagnosis and characteristics of woolly hair nevus and alopecia neoplastica.
July 2016 in “Indian journal of science and technology” Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
41 citations
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October 2008 in “The American journal of pathology” Blocking a specific protein signal can make hair grow on mouse nipples.
January 2009 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with alopecia may indicate myasthenia gravis.
35 citations
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November 1931 in “Journal of Genetics” Hairless mice lack fur due to a genetic mutation affecting skin response, not hormone issues.
December 2012 in “Journal of dermatological science” Langerhans cells and melanocytes migrate to the skin and hair follicles during early human development.
16 citations
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April 2018 in “Animal Genetics” Researchers found two genes that may explain why some Casertana pigs don't have hair.
20 citations
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February 2010 in “Journal of Investigative Dermatology” Slug (Snai2) helps regulate hair growth timing in mice.
1 citations
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January 2006 in “Clínicas obstétricas y ginecológicas de Norteamérica” Analyzing hair proteins can help identify new markers for hair health and aging.
8 citations
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October 2011 in “Anthropologischer Anzeiger” Pubic hair is thicker than axillary and scalp hair, useful for forensic identification.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
19 citations
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May 2016 in “Matrix Biology” Deleting a specific protein in skin cells disrupts normal hair growth and development.
October 1976 in “BMJ. British medical journal”
63 citations
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October 2011 in “Archives of Dermatology” Isolated long hairs at the original hairline can help diagnose Frontal Fibrosing Alopecia.