32 citations
,
February 2008 in “Developmental dynamics” Mice without the Sp6 gene have problems developing several body parts, including hair, teeth, limbs, and lungs.
27 citations
,
March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
29 citations
,
July 2003 in “Experimental Dermatology” The upper hair follicle is stable, while the lower part allows movement during hair growth.
14 citations
,
July 2016 in “Anatomical Science International” The study suggests that the arrector pili muscle is important for hair health and its damage might contribute to hair loss.
16 citations
,
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.
Skin stem cells in hair follicles are important for touch sensation.
28 citations
,
March 1993 in “Journal of Cell Science” Keratins K4 and K13 form stable dimers in mature esophageal cells, aiding cell stability.
26 citations
,
August 2014 in “Veterinary Dermatology” Sphynx cats have abnormal hair follicles and keratinization affecting their skin.
11 citations
,
June 2019 in “Tissue & Cell” Hair stem cells produce a protein called COL17A1 that plays a key role in their development and is linked to hair thinning and baldness.
158 citations
,
January 2009 in “The International Journal of Developmental Biology” Reptile scales help us understand the evolution of skin features like hair and feathers.
April 2023 in “Journal of Investigative Dermatology” The research updated the skin cell profile, finding new skin cell markers and showing fibroblasts' key role in skin health.
12 citations
,
May 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Laminin 332 is essential for normal skin cell behavior and structure.
85 citations
,
January 1991 in “Journal of Investigative Dermatology” November 2024 in “Journal of Investigative Dermatology” Nerve fibers may worsen mast cell activity, leading to abnormal elastic fiber buildup from sun exposure.
10 citations
,
November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
10 citations
,
January 2001 in “PubMed” Laminin, type IV collagen, and fibronectin help develop skin and hair structures in embryos.
12 citations
,
January 1994 in “PubMed” Elastic fiber arrangement in mammal skin varies by hair density and body region.
71 citations
,
January 2011 in “Journal of cutaneous pathology” A rare skin condition was confirmed to be associated with a specific virus in a young girl.
1 citations
,
December 2022 in “BMC Genomics” The Msx2 gene affects feather development in Hungarian white geese and a specific gene variation could indicate feather quality.
July 2025 in “The FASEB Journal” Human amniotic stem cell exosomes may effectively treat hair loss by promoting hair regrowth.
May 2025 in “Journal of Inflammation Research” Natural killer and CD8+ T cells play a key role in hair loss in androgenetic alopecia.
May 2025 in “International Journal of Trichology” A rare case of hair loss was linked to breast cancer spreading to the scalp, but treatment was effective.
September 2016 in “Journal of dermatological science” HAP stem cells can repair nerves and spinal cords by becoming Schwann cells.
106 citations
,
February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
November 2025 in “Journal of Investigative Dermatology” Skin-associated cartilage cells can influence hair growth by altering specific signaling pathways.
4 citations
,
January 2025 in “Annals of the New York Academy of Sciences” Spiny mice can regenerate tissues instead of forming scars.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Laminin-511 is involved in psoriasis development and can be regulated by cannabinoid receptor type 1.
38 citations
,
July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Reptilian scales, feathers, and hairs evolved from changes in skin cell interactions.
2 citations
,
January 2017 in “International Journal of Trichology” Trichoscopy can reveal specific hair and scalp changes in linear morphea.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Astrotactin2 affects hair follicle orientation and skin cell polarity.