5 citations
,
August 2016 in “International Journal of Cosmetic Science” Shampoo coacervates can cause scalp irritation due to released surfactants.
June 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The HoxC gene cluster and its enhancers are essential for developing hair and nails in mammals.
November 2025 in “Nature Communications” Hair growth may involve a pulling force from the outer root sheath.
165 citations
,
June 2007 in “European Journal of Cell Biology” Hair follicle stem cells are key for hair and skin regeneration, can be reprogrammed, and have potential therapeutic uses, but also carry a risk of cancer.
February 2020 in “Journal of chemical neuroanatomy” Researchers found a way to make rat hair follicle cells start turning into motor neuron-like cells, but couldn't fully turn them into working motor neurons.
6 citations
,
July 2017 in “Biochemical and Biophysical Research Communications” The Hairless gene is crucial for hair cell development, affecting whether skin cells become hair or skin and oil gland cells.
23 citations
,
September 1992 in “Archives of Dermatological Research” Cepharanthine and minoxidil promote cell growth and delay hair cell maturation.
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.
27 citations
,
May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
September 2017 in “Journal of Investigative Dermatology” Hair follicle cells change their DNA packaging during growth cycles and when grown in the lab.
Hair growth is maintained by specific cell signals.
35 citations
,
January 2020 in “Skin Pharmacology and Physiology” The review concluded that keeping the hair-growing ability of human dermal papilla cells is key for hair development and growth.
85 citations
,
October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
25 citations
,
April 2008 in “Archives of Dermatological Research” Encapsulated human hair cells can substitute for natural hair cells to grow hair.
29 citations
,
April 2020 in “Biomolecules” The 3D scaffold helped maintain hair cell traits and could improve hair loss treatments.
The research identified key molecules that help hair matrix and dermal papilla cells communicate and influence hair growth in cashmere goats.
62 citations
,
January 2000 in “Developmental dynamics” Notch-related genes play a key role in the development and cycling of hair follicles.
January 2007 in “Durham e-Theses (Durham University)” Hair growth and shedding involve specific cell changes and gene roles.
489 citations
,
June 2005 in “The FASEB Journal” Human hair follicles can produce cortisol like the body's stress response system.
September 2007 in “PubMed” Implanted human scalp cells can regenerate hair-like structures in mice.
144 citations
,
June 2008 in “Cell Cycle” Hair follicle stem cells can help repair spinal cord injuries and improve walking.
1 citations
,
March 2019 in “International Journal of Molecular Medicine” Mouse hair follicle cells can become heart-like cells without genetic changes.
43 citations
,
April 2010 in “Developmental Biology” Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.
19 citations
,
July 1994 in “Journal of Dermatological Science” Human hair keratin genes are similar to mouse genes and are specifically expressed in hair follicles.
235 citations
,
July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
January 2024 in “Journal of cellular immunology” Hair follicle stem cells are important for maintaining healthy skin and interact with many signals.
127 citations
,
December 2007 in “Journal of Investigative Dermatology” Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.
18 citations
,
February 1992 in “Molecular Biology Reports” A specific type II hair keratin was identified and found in hair cortex and tongue cells.
8 citations
,
May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
34 citations
,
June 2008 in “In vitro cellular & developmental biology. Animal” Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.