January 2003 in “Jiepouxue zazhi” HHK can help restore skin structure.
10 citations
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November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
January 1981 in “Purdue e-Pubs (Purdue University)” Pig skin is similar to human skin, with no major changes as they age.
65 citations
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January 2018 in “Nature Reviews Endocrinology” Skin fat has important roles in hair growth, skin repair, immune defense, and aging, and could be targeted for skin and hair treatments.
238 citations
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October 1994 in “Current opinion in genetics & development” The document concludes that recent research has improved understanding of skin diseases and the balance between cell growth and differentiation in the epidermis.
April 2021 in “Indian Journal of Animal Research” Goat skin has collagen, elastic, and reticular fibers, with hair follicles increasing in depth as goats age.
3 citations
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September 2024 in “The FASEB Journal” Dermal white adipose tissue helps regulate hair growth, protect skin, and aid wound healing.
1 citations
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May 2024 in “PubMed” Dermal fat helps control hair growth, but more research is needed.
18 citations
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June 1993 in “Archives of Dermatological Research” Human hair follicles can be used to create skin-like tissue for wound healing and drug testing.
August 2019 in “Journal of Investigative Dermatology” The study found that tight junctions reach the top layer of the skin's stratum granulosum, not just the second top layer as previously thought.
23 citations
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December 1977 in “Virchows Archiv B Cell Pathology”
October 2022 in “Chinese Journal of Dermatology” Dry skin does not mean the skin's protective barrier is broken; it's often due to a lack of natural skin moisturizers.
6 citations
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January 2022 in “Database” The data set helps improve predictions of how substances are absorbed through pig skin.
18 citations
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August 2017 in “PLOS ONE” Skin and its underlying fat layer act together to resist mechanical stress, and reinforcing this composite structure may help more with anti-aging than just strengthening the skin alone.
75 citations
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September 2009 in “Dermato-endocrinology” The skin produces and processes hormones, affecting both local and overall body functions.
17 citations
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January 2013 in “Journal of Cutaneous Pathology” The onychodermis helps anchor the nail bed and may aid in nail formation.
103 citations
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December 1986 in “Journal of Investigative Dermatology”
April 2023 in “Journal of Investigative Dermatology” Skin cells and immune cells change in a skin condition called hidradenitis suppurativa, and a certain treatment can improve these changes.
19 citations
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February 2013 in “Journal of Investigative Dermatology” Touch domes in human skin are complex sensory structures not directly linked to hair.
30 citations
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November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” The lipid in human hair follicles acts as a barrier, similar to the skin's lipid layer.
September 2009 in “International Journal of Dermatology and Venereology” Dermal papilla cells play a key role in hair growth and health.
14 citations
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May 2022 in “Stem cell reports” The study created hair-bearing skin models that lack a key protein for skin layer attachment, limiting their use for certain skin disease research.
115 citations
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December 2017 in “Wiley Interdisciplinary Reviews-Developmental Biology” Skin cells called dermal fibroblasts are important for skin growth, hair growth, and wound healing.
October 2024 in “International Journal of Comprehensive Veterinary Research.” Neonate rabbits have consistent skin layers and no sweat glands.
146 citations
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January 2004 in “Hormones” Human skin acts like a hormone-producing organ, making and managing various hormones important for skin and hair health.
20 citations
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January 2023 in “Frontiers in Immunology” Skin-associated adipocytes help protect the skin from infections by supporting its immune barrier.
37 citations
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January 2022 in “Frontiers in Genetics” Aging reduces dermal sheath cells, affecting youthful skin appearance.
August 2021 in “Oxford University Press eBooks” The skin is a complex organ that protects the body, regulates temperature, and has roles in immunity, hormone function, and vitamin D metabolism.
8 citations
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July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.
23 citations
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January 2023 in “Journal of Developmental Biology” Reptile skin protects and prevents water loss, helping them adapt to land.