November 2025 in “Journal of Laboratory Medicine” Chronic stress increased after lockdown, especially in young adults and females.
May 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” KAP-depleted hair causes less immune response and is more biocompatible for implants.
January 2023 in “Advances in pharmacology and clinical trials” Human hair is a significant sample for various tests in clinical, nutritional, archaeological, and forensic studies.
December 2022 in “Journal of Tropical Pharmacy and Chemistry” The hair tonic made from oil palm leaf extract is very effective in preventing hair damage from the sun.
New methods to classify curly hair types were developed based on shape and strength.
June 2020 in “Journal of Investigative Dermatology” Scientists successfully grew mini hair follicles using human skin cells, which could help treat baldness.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
417 citations
,
September 2005 in “PLoS biology” Understanding gene expression in hair follicles can reveal insights into hair growth and disorders.
396 citations
,
May 2011 in “Cell stem cell” Nerve signals are crucial for hair follicle stem cells to become skin stem cells and help in wound healing.
330 citations
,
December 2009 in “Cell stem cell” SKPs are similar to adult skin stem cells and could help in skin repair and hair growth.
256 citations
,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
236 citations
,
July 2001 in “Trends in Molecular Medicine” Future hair loss treatments should aim to extend hair growth, reactivate resting follicles, reverse shrinkage, and possibly create new follicles, with gene therapy showing promise.
224 citations
,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
219 citations
,
March 2004 in “Journal of The American Academy of Dermatology” 5% and 2% minoxidil solutions effectively promote hair growth and reduce hair loss, with 5% being slightly more effective but having more side effects.
218 citations
,
January 2013 in “The Lancet Oncology” Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.
210 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
196 citations
,
September 2016 in “JCI insight” Ruxolitinib effectively regrows hair in most patients with severe hair loss.
196 citations
,
March 2016 in “Nature Communications” Genetic factors influence hair traits like shape, color, and greying in Latin Americans.
191 citations
,
September 2011 in “Cell stem cell” Hair follicle stem cells use specific chromatin changes to control their growth and differentiation.
163 citations
,
April 2019 in “Nature Communications” Mechanical stretching of the skin can promote hair growth by activating certain immune cells.
136 citations
,
February 2017 in “International Journal of Molecular Sciences” PRP treatment improves hair growth, and the device used can affect results, with some being more effective.
131 citations
,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin grafts on mice can cause an immune response leading to hair loss, useful for studying human hair loss conditions.
130 citations
,
January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
129 citations
,
October 2007 in “The New England Journal of Medicine” Over one-third of women experience hair loss, with female-pattern hair loss being most common, and treatments include minoxidil and possibly hair transplantation.
127 citations
,
March 2016 in “PLoS ONE” Key genes and pathways crucial for hair follicle development in cashmere goats were identified, aiding fleece production improvement.
126 citations
,
January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
125 citations
,
September 2001 in “The FASEB Journal” Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.
124 citations
,
August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
118 citations
,
April 1998 in “Dermatologic Clinics” Finasteride and minoxidil are effective for hair regrowth, while treatments for alopecia areata have varying success and continuous treatment is necessary.