November 2024 in “Journal of Investigative Dermatology” Skin and hair cells release serotonin and histamine naturally, which could help improve skin health.
36 citations
,
January 2007 in “Archives of Histology and Cytology” Type IV collagen chains vary in different parts of human skin, with specific patterns linked to melanocytes.
Giant axonal neuropathy changes the structure of keratin in human hair, making it stiffer and stronger.
34 citations
,
July 1958 in “Biochimica et Biophysica Acta” 13 citations
,
December 1983 in “Canadian journal of zoology” Heterotypic cell contacts likely help hair matrix cells differentiate during mouse hair follicle development.
87 citations
,
November 2002 in “Journal of Investigative Dermatology” 34 citations
,
January 1998 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Trichoblastomas may mimic fetal skin development by having many Merkel cells, unlike adult skin.
309 citations
,
October 2007 in “Biomaterials” Keratin from human hair helps nerves heal faster.
45 citations
,
August 1992 in “PubMed” The rat vibrissa follicle can quickly remodel its basement membrane during hair growth, affecting cell signaling and activity.
January 2024 in “Research Portal Denmark” Artificial hair fibers improve drug delivery accuracy through skin models.
15 citations
,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
3 citations
,
December 2020 The interdigital gland in crossbred sheep is similar to skin and has specialized structures for secretion.
36 citations
,
June 1988 in “Australian Journal of Biological Sciences” Mouse epidermal growth factor injections in sheep affected wool growth and skin, but saline did not.
1 citations
,
November 2004 in “International Journal of Cosmetic Science” External agents penetrate skin more easily in areas with fewer lipids, especially through hair follicles.
50 citations
,
September 1997 in “Developmental Biology” 135 citations
,
November 1987 in “Differentiation” Outer root sheath cells consistently express certain keratins influenced by their environment.
106 citations
,
April 1986 in “British Journal of Dermatology” Dermal papilla cells from human hair follicles form unique structures and don't live as long as other skin cells in lab conditions.
396 citations
,
May 2011 in “Cell stem cell” Nerve signals are crucial for hair follicle stem cells to become skin stem cells and help in wound healing.
90 citations
,
July 1993 in “Journal of Investigative Dermatology”
September 2023 in “Research Square (Research Square)” TNC+ fibroblasts play a key role in skin inflammation by interacting with T cells.
Keratin gel may help repair damaged nerves.
48 citations
,
May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” Trichohyalin is also found in the outer layers of normal human skin.
170 citations
,
November 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin can heal wounds without hair follicle stem cells, but it takes a bit longer.
1 citations
,
January 2012 in “International journal of trichology” Sheep hair follicle cells can grow a lot but need the dermal papilla to do so.
13 citations
,
August 2023 in “Developmental Cell” Mechanosensory neurons adapt to different skin types after birth.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.
110 citations
,
August 2004 in “British Journal of Dermatology” The ventral matrix is the main source of the nail plate.
111 citations
,
August 1998 in “Journal of Investigative Dermatology” μ-opiate receptors in skin cells may affect skin health and healing.
18 citations
,
June 1993 in “Archives of Dermatological Research” Human hair follicles can be used to create skin-like tissue for wound healing and drug testing.
January 2025 in “Nature Communications” Large-scale reconstructions enhance understanding of vibrissal sensory mapping in the brain.