September 2023 in “Journal of microbiology and biotechnology” A type of collagen helps hair grow by boosting cell growth and activating a specific hair growth pathway.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Ginseng and Albizia extracts may help prevent age-related hair thinning.
March 2014 in “Journal of The American Academy of Dermatology” Mycophenolic acid may help hair grow by activating pathways important for hair growth.
January 2014 in “Journal of Investigative Dermatology” Proteins like aPKC and PDGF-AA, substances like adenosine and ATP, and adipose-derived stem cells all play important roles in hair growth and health, and could potentially be used to treat hair loss and skin conditions.
102 citations
,
January 2003 in “Dermatology” Smoking may contribute to hair loss in men.
29 citations
,
April 2020 in “Journal of Tissue Engineering and Regenerative Medicine” The experiment showed that human skin grown in the lab started to form early hair structures when special cell clusters were added.
3 citations
,
April 2015 in “American journal of biomedical sciences” Androgens play a key role in hair growth and disorders like baldness and excessive hairiness.
January 1989 in “Clinical and Experimental Dermatology” The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
November 2025 in “Biomolecules” FGF22 helps hair follicle stem cells grow and develop.
277 citations
,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Epithelial-mesenchymal interactions control hair growth cycles through specific molecular signals.
80 citations
,
January 1995 in “The American Journal of Medicine” Hair loss in androgenetic alopecia is caused by genetic factors and androgen excess, and can be treated with combined therapies.
68 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
63 citations
,
October 2013 in “Dermatologic Surgery” Platelet-Rich Plasma (PRP) increases the number of new hair follicles and speeds up hair formation.
62 citations
,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
61 citations
,
June 2014 in “Scientific Reports” Wnt1a-conditioned medium from stem cells helps activate cells important for hair growth and can promote hair regrowth.
57 citations
,
November 1998 in “Wound Repair and Regeneration” Hair papilla cells can create and regenerate hair bulbs under the right conditions.
49 citations
,
September 2007 in “Journal of Investigative Dermatology” The study found that bioengineered hair follicles work when using cells from the same species but have issues when combining human and mouse cells.
39 citations
,
July 2007 in “Archives of Pharmacal Research” A tripeptide-copper complex may help hair grow by increasing cell growth and decreasing cell death.
19 citations
,
August 1993 in “Journal of Cutaneous Pathology” Alopecia causes smaller hair follicles and affects growth-related structures.
17 citations
,
October 2015 in “Medicine and Pharmacy Reports” Animal models are crucial for learning about hair loss and finding treatments.
17 citations
,
May 2010 in “Journal of Dermatological Science” Erythropoietin helps hair grow and could be a potential treatment for hair loss.
10 citations
,
December 2011 in “Cell Transplantation” Researchers successfully grew human hair follicle cells that could potentially lead to new hair loss treatments.
1 citations
,
August 2017 Minoxidil helps stimulate hair growth and enlarge small follicles in common hair loss, but doesn't stop it, and its effects can be boosted when combined with finasteride.
September 2017 in “Springer eBooks” Stem cells show promise for hair loss treatment, but no effective product for hair regeneration has been developed yet.
August 2023 in “Journal of Cosmetic Dermatology” Exosomes from hair papilla cells and the Chinese medicine Liao Tuo Fang can potentially promote hair growth and could be used to develop hair growth drugs.
2 citations
,
June 2022 in “International Journal of Molecular Sciences” Lower levels of certain genes in hair cells improve hair loss treatment outcomes.
June 2025 in “Universal library of medical and health sciences.” External factors like pollution, stress, and poor nutrition can negatively affect hair growth.
30 citations
,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” Steroids, particularly estrogens and 5α-reductase inhibitors, affect blood vessel-related hair growth processes in hair follicle cells.
January 2025 in “Arquivo Brasileiro de Medicina Veterinária e Zootecnia” Agoutis in captivity have more resting (telogen) hairs than growing (anagen) hairs, regardless of season or gender.
March 2026 in “Trends in Sciences” A mouse model was created to study hair loss similar to humans.