May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The study found that certain genes are important for hedgehog skin appendage development and immunity, with spines possibly evolving for protection and infection resistance.
July 2013 in “University of Southern California Digital Library” New stem cells in nails and sweat glands can regenerate skin and hair.
44 citations
,
July 1993 in “Journal of Investigative Dermatology”
16 citations
,
August 2019 in “Cell Proliferation” Keratinocytes help keep hair follicle cells and skin cells separate in 3D cultures, which is important for hair growth research.
22 citations
,
November 2014 in “Proteins Structure Function and Bioinformatics” Cysteines in wool fibers are accessible and form important disulfide bonds.
192 citations
,
January 2018 in “Burns & Trauma” Current skin substitutes help heal severe burns but don't fully replicate natural skin features.
6 citations
,
December 2022 in “Colloids and Surfaces B: Biointerfaces” The new wound dressing promotes cell growth and healing, absorbs wound fluids well, and is biocompatible.
May 2020 in “International Journal of Dermatology and Venereology” Calcified epidermal cysts are rare, hard skin nodules that are best treated with surgical removal.
49 citations
,
January 2017 in “Journal of Materials Chemistry B” The hydrogel helps heal skin injuries by promoting blood vessel and hair growth.
272 citations
,
September 2001 in “Journal of Biological Chemistry” Human hair keratins were cataloged, showing their roles in hair differentiation stages.
4 citations
,
June 2023 in “Journal of developmental biology” The skin systems of jawed vertebrates evolved diverse appendages like hair and scales from a common structure over 420 million years ago.
January 2003 in “Jiepouxue zazhi” HHK can help restore skin structure.
5 citations
,
January 2024 in “Science Advances” Touch dome keratinocytes in adult skin have traits of different skin cell types.
44 citations
,
January 2004 in “American journal of clinical dermatology” Understanding genetic mutations helps diagnose and treat skin disorders like ichthyosis.
52 citations
,
February 1986 in “Journal of Histochemistry & Cytochemistry” Some hair proteins are specific to hair, while others are also found in skin cells.
31 citations
,
March 1995 in “Journal of Investigative Dermatology”
January 2007 in “Sen'i Gakkaishi” Mf-rich hair degrades more than Ma-rich hair, especially with Proteinase K.
The trichohyalin gene is located at chromosomal region 1q21 with other skin-related protein genes.
40 citations
,
January 1985 in “Tissue and Cell” Sebum production in sebaceous glands is similar to hair growth, involving cell development and degeneration.
January 2017 in “Durham e-Theses (Durham University)” Chemical stressors damage hair structure but the skin's outer layer protects living cells.
4 citations
,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
Keratinocytes grew and migrated into hair follicle areas but disappeared after 15-20 days.
4 citations
,
January 2004 in “Biological and Pharmaceutical Bulletin” AgK114 protein helps in hamster skin injury recovery.
7 citations
,
November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
54 citations
,
September 1999 in “PubMed” K15 staining helps distinguish basal cell carcinoma from trichoepithelioma.
December 2025 in “Toxicologic Pathology” The skin protects the body, helps with immunity, senses, temperature control, and makes vitamin D.
88 citations
,
June 2000 in “Journal of Investigative Dermatology” Keratin 17 is important for hair and nail structure and affects pachyonychia congenita symptoms.
Epidermal stem cells help renew skin and heal wounds, influenced by specific proteins and markers.
August 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Different types of skin cells create unique support structures that can affect skin cell growth and could help in skin repair.
26 citations
,
December 1979 in “Journal of Cutaneous Pathology” Seborrheic keratoses may partly come from hair follicle cells.