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.
61 citations
,
September 2010 in “Genomics” The study found that immune responses disrupt hair growth cycles, causing hair loss in alopecia areata.
58 citations
,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
38 citations
,
July 2021 in “ACS Nano” Microneedles help treat hair loss by improving hair surroundings and promoting growth.
34 citations
,
October 2017 in “Archivos Argentinos De Pediatria” Alopecia Areata is a complex, unpredictable autoimmune hair loss condition with limited treatment options and a significant psychological impact.
30 citations
,
December 2018 in “Trends in Endocrinology and Metabolism” Both immature and mature fat cells are important for hair growth cycles, with immature cells promoting growth and mature cells possibly inhibiting it.
29 citations
,
March 2010 in “Journal of Dermatological Science” Wnt3a activates certain genes in hair follicle cells, including a newly discovered one, EP2, which may affect hair growth.
26 citations
,
January 2013 in “BioMed Research International” Hormonal changes after childbirth and menopause can lead to women's hair loss and facial hair growth, with a need for better treatments.
18 citations
,
January 2019 in “Animal Biotechnology” A newly found RNA in Cashmere goats may play a role in hair growth and development.
14 citations
,
July 2019 in “Experimental and Molecular Medicine” Nanog gene boosts stem cells, helps hair growth, and may treat hair loss.
13 citations
,
March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
5 citations
,
January 2021 in “Biomedicine & Pharmacotherapy” Policosanol helps treat hair loss by balancing hormones and supporting hair growth.
3 citations
,
May 2014 in “InTech eBooks” Copper deficiency may cause hair loss, and treating it could involve nutrition and hormones.
3 citations
,
April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
19 citations
,
December 2018 in “Experimental and Molecular Medicine” Small molecule IM boosts hair growth by changing stem cell metabolism.
13 citations
,
June 2020 in “BMC genomics” A specific microRNA, chi-miR-30b-5p, slows down the growth of hair-related cells by affecting the CaMKIIδ gene in cashmere goats.
2 citations
,
November 1998 in “Journal of The European Academy of Dermatology and Venereology” A patient with a severe type of hair loss experienced partial hair regrowth after treatment with a specific light therapy and a medication called interferon α2a.
1 citations
,
January 2001 in “Cosmetics and toiletries” Procyanidin B-2 from apple juice significantly increases hair growth and may be more effective than minoxidil without side effects.
August 2025 in “Aesthetic Cosmetology and Medicine” Blue light can damage hair and scalp, leading to hair loss.
March 2014 in “Journal of The American Academy of Dermatology” A botanical extract may help manage hair loss from chemotherapy by preventing cell death in hair follicles.
5 citations
,
January 2013 in “Cells Tissues Organs” Activin B helps start and grow hair follicles in mice.
130 citations
,
August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
98 citations
,
December 2008 in “Journal of Investigative Dermatology” Prolactin affects hair growth and skin conditions, and could be a target for new skin disease treatments.
June 2026 in “Research Square” The combined herbal extracts improved hair regrowth in rats.
71 citations
,
January 2015 in “Journal of molecular cell biology/Journal of Molecular Cell Biology” mTOR signaling helps activate hair stem cells by balancing out the suppression caused by BMP during hair growth.
6 citations
,
January 2007 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Gray hair regained color after thyroid hormone treatment.
349 citations
,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
149 citations
,
March 2004 in “Journal of Dermatological Science” Minoxidil boosts hair growth by increasing cell production and survival.
131 citations
,
March 2004 in “The American journal of pathology” Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.
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.