75 citations
,
October 2012 in “Journal of Investigative Dermatology” Alopecia areata can be triggered by specific immune cells without genetic or environmental factors.
61 citations
,
October 1996 in “Development” Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.
3 citations
,
January 2021 in “FEBS open bio” Camellia japonica extract may improve scalp health and promote hair growth.
2 citations
,
May 2023 in “Plants” Allium hookeri extract may help promote hair growth and protect cells from damage.
136 citations
,
July 2014 in “Proceedings of the National Academy of Sciences of the United States of America” FGF5 gene mutations cause unusually long eyelashes by affecting hair growth regulation.
January 2025 in “British Journal of Dermatology” Long scalp hair evolved for cooling and social signaling.
April 2018 in “Journal of Investigative Dermatology” A new treatment using AGED to modulate PPAR-γ shows promise for treating scarring hair loss by protecting and repairing hair follicle cells.
162 citations
,
July 2011 in “Biomacromolecules” Chitosan nanofiber scaffolds improve skin healing and are promising for wound treatment.
16 citations
,
December 2018 in “ACS Biomaterials Science & Engineering” The new patch made of cell matrix and a polymer improves wound healing and supports blood vessel growth.
4 citations
,
February 2022 in “International Journal of Cosmetic Science” Watercress extract helps increase hair growth and thickness by blocking hair loss factors.
26 citations
,
March 2014 in “International journal of pharmaceutics” Researchers created a skin treatment that could effectively deliver medication into hair follicles.
31 citations
,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
14 citations
,
November 2020 in “International Journal of Molecular Sciences” Advanced therapies like gene, cell, and tissue engineering show promise for hair regrowth in alopecia, but their safety and effectiveness need more verification.
7 citations
,
February 2023 in “Inflammation and Regeneration” The protein interleukin-1 alpha helps regenerate hair follicles and increase stem cell growth in mice.
April 2025 in “International Journal of Molecular Sciences” Iris-exosomes may help treat hair loss by activating hair growth pathways.
November 2023 in “International Journal of Medical Sciences” New regenerative medicine-based therapies for hair loss look promising but need more clinical validation.
March 2022 in “Indian Journal of Animal Research” Dog hair follicle stem cells can turn into fat cells.
April 2020 in “Journal of animal research” Canine hair follicles have stem cells in the bulge region.
3 citations
,
August 2022 in “Molecules/Molecules online/Molecules annual” A new strain of bacteria from the human skin can help prevent hair loss.
Platelet-rich plasma helps human hair cells grow and survive better.
3 citations
,
November 2022 in “International journal of molecular sciences” Bio-pulsed stimulation increases production of beneficial vesicles from bird stem cells that improve skin and hair cell functions.
12 citations
,
July 2014 in “Journal of Investigative Dermatology” Chemotherapy causes complex changes in hair follicle cells that can lead to hair loss.
September 2021 in “Han'gug mi'saengmul saengmyeong gong haghoeji/Han-guk misaengmul saengmyeong gonghak hoeji” Tetrathelmis tetrathele extract may help prevent hair loss and improve scalp health.
January 2024 in “Tropical journal of pharmaceutical research” Cirsium japonicum var. spinossimum seeds may help reduce inflammation and fight cancer.
50 citations
,
May 2004 in “Journal der Deutschen Dermatologischen Gesellschaft” Estrogens generally inhibit hair growth and improve skin quality, but their exact effects on hair follicles are complex and not fully understood.
44 citations
,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
3 citations
,
November 2019 in “Journal of Investigative Dermatology” Adenosine helps human hair grow and prevents hair loss by targeting specific cells.
157 citations
,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
11 citations
,
October 2016 in “Biomedicine & Pharmacotherapy” Both human platelet lysate and minoxidil can promote hair growth, but they affect different genes and cell survival rates.
45 citations
,
November 2017 in “Biomaterials” Researchers found a new way to create hair-growing structures in the lab that can grow hair when put into mice.