65 citations
,
December 2000 in “PubMed” The biology of skin and hair is complex and not fully understood.
7 citations
,
January 1995 in “The Indian Journal of Animal Sciences” The Indian buffalo teat has a melanin-rich epidermis, no hair follicles, and a complex structure with muscle, blood vessels, and immune cells.
November 2022 in “Journal of Investigative Dermatology” DermaCult™ Keratinocyte Expansion Medium allows human skin cells to grow longer while keeping their ability to develop properly.
86 citations
,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
4 citations
,
November 2024 in “Current Opinion in Genetics & Development” 9 citations
,
February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
January 2026 in “Biomaterials and Biosystems” Keratin from chicken feathers can be safely used on damaged skin.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Developing hair follicles form from ring-shaped patterns, with future stem cells originating from the outer ring, not the upper layers, as previously thought.
45 citations
,
February 2013 in “The Journal of Dermatology” Keratoacanthoma and some squamous cell carcinomas are linked to hair follicles, while others are not.
2 citations
,
February 2021 in “Journal of comparative pathology” Sheep with chronic Sarcoptes scabiei dermatitis have altered keratin expression in their skin.
January 2008 in “Di-san junyi daxue xuebao” Rat hair follicle stem cells can become corneal epithelium-like cells when exposed to rabbit corneal limbal stroma.
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
73 citations
,
April 2013 in “Stem cells” LGR5 helps maintain corneal cell characteristics and prevents unwanted changes by controlling specific cell signaling pathways.
5 citations
,
September 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Basal stem cells in the skin have distinct types that are crucial for skin structure and health.
19 citations
,
March 2017 in “PLoS ONE” PSU are better than THF at regenerating skin layers in lab models.
3 citations
,
March 2013 in “American Journal of Dermatopathology” Ossification in trichilemmal cysts is more common than previously believed.
24 citations
,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
1 citations
,
July 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing centrosomes from skin cells leads to thinner skin and stops hair growth, but does not greatly affect skin cell differentiation.
November 2023 in “npj regenerative medicine” Skin spheroids with both outer and inner layers are key for regrowing skin patterns and hair.
July 2025 in “Journal of Investigative Dermatology” Collagen scaffolds in cell therapy can transform skin to be more resilient and pressure-responsive.
48 citations
,
January 2002 in “Journal of Structural Biology” Trichocyte filaments have a low-density core and may include proteins for hair structure.
1 citations
,
January 2009 in “Journal of Dermatology and Venereology” Cells from the upper hair follicle grow more actively, suggesting stem cells may be located there.
7 citations
,
January 2017 in “Sub-cellular biochemistry/Subcellular biochemistry” 10 citations
,
January 2001 in “PubMed” Laminin, type IV collagen, and fibronectin help develop skin and hair structures in embryos.
November 2022 in “Journal of Investigative Dermatology” Human-induced stem cell-created skin models can help understand skin diseases by studying the skin's layers.
2 citations
,
December 2023 in “International journal of molecular sciences” Understanding keratinization is crucial for treating skin conditions like ichthyoses and psoriasis.
19 citations
,
July 1964 in “PubMed” Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.
5 citations
,
February 2015 in “Ophthalmic plastic and reconstructive surgery” Two new types of eyelid cysts were identified, each with different treatment challenges.
6 citations
,
January 2022 in “Gene” Scientists found 53 keratin genes in yaks that are important for hair growth and share similarities with those in other animals.
84 citations
,
October 2014 in “PLoS Genetics” Wnt signaling is essential for forming the skin's spinous layer through a BMP-FGF pathway.