13 citations
,
July 2004 in “Skinmed” Common types of non-scarring hair loss have various causes and treatments, but more effective solutions are needed.
2 citations
,
May 2017 in “InTech eBooks” Stem cells could improve hair growth and new treatments for baldness are being researched.
1 citations
,
December 2011 Marine-derived ingredients show potential for hair health but need more human trials to confirm effectiveness.
December 2025 in “The American Journal of Medical Sciences and Pharmaceutical Research” Ultrasonic and infrared treatments can improve hair strength and appearance with minimal damage.
10 citations
,
May 2019 in “BMC Complementary and Alternative Medicine” The extract from Bacillus/Trapa japonica fruit helps increase hair growth and could be a potential treatment for hair loss.
40 citations
,
October 2002 in “Endocrinology” Vitamin D3 analogs can promote hair growth in mice genetically prone to hair loss.
75 citations
,
January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
66 citations
,
August 2001 in “Experimental Dermatology” Human hair follicle cells can grow hair when put into mouse skin if they stay in contact with mouse cells.
23 citations
,
February 2015 in “International Journal of Molecular Sciences” Colchicine can inhibit hair growth by affecting cell activity and protein expression in hair follicles.
20 citations
,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
5 citations
,
March 2020 in “Cell and Tissue Banking” Injected cells show potential for hair growth.
33 citations
,
August 2018 in “Facial Plastic Surgery Clinics of North America” The document explains hair biology, the causes of hair loss, and reviews various hair loss treatments.
May 2026 in “Frontiers in Cell and Developmental Biology” Collagen networks play a key role in hair loss and follicle miniaturization.
20 citations
,
November 2019 in “Stem Cells” Hes1 protein is important for hair growth and regeneration, and could be a potential treatment for hair loss.
300 citations
,
August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
271 citations
,
March 1999 in “Developmental biology” The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.
260 citations
,
June 2011 in “Cell” Wnt signaling is crucial for pigmented hair regeneration by controlling stem cell activation and differentiation.
240 citations
,
April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
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.
208 citations
,
December 2003 in “Journal of Investigative Dermatology” Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.
184 citations
,
November 2014 in “Developmental Cell” Hair follicle dermal stem cells are key for regenerating parts of the hair follicle and determining hair type.
174 citations
,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
137 citations
,
September 2005 in “Proceedings of the National Academy of Sciences of the United States of America” The HR protein helps hair grow by blocking a hair growth inhibitor, aiding in hair follicle regeneration.
124 citations
,
August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
116 citations
,
May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
109 citations
,
December 1998 in “The Journal of Dermatology” Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.
106 citations
,
June 2005 in “Journal of Investigative Dermatology” The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.
88 citations
,
May 2005 in “Journal of Dermatological Science” Versican, a protein, is less present in thinning hair follicles and this decrease might contribute to common hair loss in men.
87 citations
,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
83 citations
,
May 1999 in “International Journal of Dermatology” Hair loss that spreads out can often fix itself or be treated by finding and handling the cause.