20 citations,
June 2014 in “BMC genomics” Poplar seed hairs grow from the placenta at the ovary base, with endoreduplication playing a key role in their development, and share similar cellulose synthesis processes with cotton fibers.
5 citations,
February 2008 in “Experimental Dermatology” Cyclosporin A promotes hair growth in mice and increases a protein linked to hair growth, but it may not work the same way in humans.
February 2024 in “International Journal of Health and Pharmaceutical” Black rice extract ointment significantly promotes hair growth in Wistar rats.
200 citations,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
46 citations,
May 1986 in “Seminars in Reproductive Medicine” Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
25 citations,
June 2004 in “Journal of Investigative Dermatology” Macrophage-stimulating protein helps hair grow and can start hair growth phase in mice and human hair samples.
24 citations,
November 2013 in “British Journal of Dermatology” Chemotherapy causes hair loss starting soon after treatment begins and recovers about 3 months after ending, while tamoxifen does not significantly affect hair growth.
23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
18 citations,
April 2019 in “Archives of Dermatological Research” Lactoferrin helps mice grow hair by increasing cell growth and hair follicle development.
8 citations,
July 2022 in “Frontiers in plant science” pH changes are crucial for root hair growth because they affect enzymes and proteins that control the cell wall and growth.
8 citations,
August 2018 in “Drug testing and analysis” EtG levels in hair decrease significantly after one month of alcohol abstinence.
5 citations,
January 2018 in “Skin Pharmacology and Physiology” Curcuma aeruginosa extract lotion significantly reduces underarm hair growth.
November 2024 in “Research Square (Research Square)” Lipids may help treat hair loss by promoting hair growth through the HIF-1 pathway.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Chitosan slows root hair growth and causes a buildup of callose at low concentrations, but at high concentrations, it only inhibits growth without callose buildup.
159 citations,
October 2015 in “Science Advances” Blocking JAK-STAT signaling can lead to hair growth.
49 citations,
July 2009 in “Fitoterapia” Essential oils from Chamaecyparis obtusa may help hair grow by increasing a growth-related gene.
26 citations,
January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
19 citations,
March 1996 in “British Journal of Dermatology” Balding hair follicle cells are smaller, grow less well, and need more effort to culture than non-balding cells.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
21 citations,
January 2010 in “International Journal of Trichology” TrichoScan often makes mistakes and needs improvement for correct hair growth analysis.
19 citations,
October 2017 in “The FASEB Journal” Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
12 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain sex hormones and antiandrogens can either slow down or speed up the growth of human hair follicle cells depending on their concentration.
5 citations,
January 2015 in “Journal of clinical & experimental dermatology research” MorrF improves hair growth better than minoxidil alone.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
58 citations,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
August 1994 in “Journal of dermatological science” Cyclosporin A and FK506 can start new hair growth in mice, but ascomycin and rapamycin cannot.
2 citations,
June 2016 in “Korean journal of veterinary research” Emodin may help hair grow similarly to minoxidil and could treat baldness.
August 2024 in “Bioorganic Chemistry” Cedrol from ginger can promote hair growth when taken orally.
January 2023 in “Journal of applied animal research” Short photoperiods improve cashmere growth and quality in goats by changing hormone levels and gene expression.
65 citations,
July 2020 in “Science Advances” Dermal exosomes with miR-218-5p boost hair growth by controlling β-catenin signaling.