50 citations
,
March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
November 2021 in “International journal of research - granthaalayah” The document suggests that human hair has electrical charges because of a gap in nerve cell coverage that affects electromagnetic radiation.
September 1989 in “PubMed” The method allows detailed observation of hair tissue structures.
22 citations
,
June 2008 in “Experimental Dermatology” Heparanase is essential for hair follicle health and inner root sheath differentiation.
1 citations
,
March 1991 in “PubMed” Naevoid bundle hair is an unusual hair growth pattern where multiple hairs fuse together.
27 citations
,
September 1988 in “PubMed” Hair follicle shape determines hair type: curly, straight, or in-between.
8 citations
,
April 1997 in “Experimental Dermatology” hHbl gene is active in hair shaft cells and some pilomatricomas.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicles repair 3D injuries using a 2D healing process.
107 citations
,
October 2014 in “PeerJ” Hair's molecular structure is mostly consistent, but genetic differences affect lipid types, which could help diagnose diseases.
28 citations
,
March 2014 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” The document concludes that hair curvature can be explained by the growth patterns caused by the shape and separation of cells in the hair follicle and is affected by specific molecular pathways.
254 citations
,
January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
January 2000 in “Zhongguo yixue wulixue zazhi” Different human hair keratin types have unique structures that affect how they dissolve and can be used to create self-tendons.
20 citations
,
December 1999 in “Journal of Investigative Dermatology” Mutations in the hHb6 gene cause the hair disorder monilethrix.
2 citations
,
January 2009 in “Human cell culture” 70 citations
,
December 1968 in “Journal of Investigative Dermatology”
10 citations
,
May 2018 in “Cell death discovery” HSP90 and lamin A/C are crucial for hair growth and could be targets for treating hair loss.
2 citations
,
December 2008 in “Journal of Chemical Crystallography” The research shows that hydrogen bonds greatly affect the crystal structure of a Finasteride derivative.
32 citations
,
January 2000 in “Human Heredity” Monilethrix severity varies and may be influenced by other genetic or environmental factors.
27 citations
,
April 2004 in “Biochemical and Biophysical Research Communications” Two new gene clusters important for hair formation were found on human chromosome 11.
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.
53 citations
,
September 1999 in “Journal of Synchrotron Radiation” Keratinous tissues have multiple structural layers, including ordered keratin and lipid granules.
56 citations
,
January 1977 2 citations
,
January 2002 in “Zhiwu Yanjiu” Capitate trichomes have more endoplasmic reticulum and vacuoles, while peltate trichomes have more plastids and larger subcuticular spaces.
38 citations
,
July 1993 in “Journal of Investigative Dermatology” 8 citations
,
July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.
October 2025 in “The Sri Lanka Journal of Dermatology” Inverted follicular keratosis can look like cancer but is actually a harmless tumor.
June 2026 in “Skin Appendage Disorders” Pili annulati may be more common than thought, so recognizing its features is important for diagnosis.
4 citations
,
January 1981 in “PubMed” Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.
September 2017 in “Journal of Investigative Dermatology” The research concluded that hyaluronic acid affects the formation and growth of hair follicle-like structures in a lab setting.