307 citations
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November 1968 in “Journal of neurophysiology” Cats' hairy skin has different touch receptors connected by myelinated fibers.
January 1981 in “Purdue e-Pubs (Purdue University)” Pig skin is similar to human skin, with no major changes as they age.
Hairless mammals evolved quickly in both gene and non-gene areas related to skin and hair.
March 2023 in “Journal of Student Research” Humans likely became hairless to better regulate body temperature.
3 citations
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January 2004 in “Journal of Wildlife Diseases” A deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.
July 2008 in “VTechWorks (Virginia Tech)” PrPC is important for neural differentiation in cattle and mouse embryonic stem cells.
1 citations
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February 1991 in “Journal of Biological Chemistry”
116 citations
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August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
47 citations
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August 2012 in “Cell Cycle” Stem cells in hair follicles can become neurons and other cells, especially in the upper part, useful for nerve repair.
83 citations
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January 2023 in “Development” Hox genes are crucial for development and tissue maintenance, affecting structures and functions throughout life.
11 citations
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March 2004 in “Journal of Comparative Pathology” Norfolk Terriers have a genetic skin defect causing scaling and blisters due to a keratin issue.
8 citations
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July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.
16 citations
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March 2020 in “Animal Biotechnology” Transgenic sheep embryos with a specific promoter were successfully created, but more research is needed for gene expression in hair follicles.
April 2010 in “The journal of immunology/The Journal of immunology” FoxN1 gene is crucial for proper thymus structure and normal skin appearance.
111 citations
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April 2006 in “Annals of the New York Academy of Sciences” Vitamin D receptor is essential for healthy bones and skin.
6 citations
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June 2012 in “PloS one” A new mRNA variant of the SCF gene in sheep skin produces a shorter, different protein.
23 citations
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August 1987 in “PubMed” The ferret had hyperadrenocorticism and other health issues like heart, liver, and kidney problems.
Proper niche formation in Drosophila requires Slit-Robo signaling for cell migration.
Hairlessness in mammals is caused by combined changes in genes and regulatory regions.
A new method allows detailed, continuous imaging of crustacean leg regeneration without harming the cells.
January 2025 in “Зоологический журнал / Russian Journal of Zoology” Baikal seals' skin shows normal adaptations and potential pathologies possibly linked to climate change and a viral pathogen.
42 citations
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September 2002 in “The Journal of Comparative Neurology” Glycine likely affects dendrites connected to hair follicle terminals in rats.
February 2019 in “American International Journal of Humanities Arts and Social Sciences” The dermis of Millivora Capenesis has two layers with various connective tissues, blood vessels, glands, and sensory structures.
22 citations
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October 2019 in “Cerebral cortex” Sex neurosteroids cause different effects on hippocampal synaptic plasticity in males and females.
January 2005 in “Journal of Cutaneous Pathology” A unique type of complex cyst was found on a man's scrotum.
December 2025 in “Skin Appendage Disorders” Scalp apocrine glands may help remove waste and balance electrolytes, but their role is not fully understood.
August 1969 in “Archives of Dermatology” Regenerated skin after calciphylaxis resembles scar tissue with fewer hairs.
January 2013 in “Reproductive Biology”