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.
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April 2013 in “PLoS ONE” Chronic stress can cause hair loss by increasing oxidative stress, but antioxidants may help.
January 2016 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A substance called prostaglandin D2 is found more in bald scalps and it stops hair from growing. Blocking its receptor could potentially treat hair loss.
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March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
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May 2025 in “Frontiers in Bioinformatics” Jamogenin from plants may help hair growth and is a potential alternative to finasteride.
August 1994 in “Journal of dermatological science” Cyclosporin A and FK506 can start new hair growth in mice, but ascomycin and rapamycin cannot.
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October 2002 in “The FASEB journal” Androgens may cause hair loss by increasing TGF-beta1 from scalp cells, which inhibits hair cell growth.
February 2026 in “South African Journal of Botany” Smoke water helps rice roots grow longer but reduces root hair growth under low phosphorus.
April 2026 in “Cosmetics” The formulation significantly increased hair density and thickness safely in people with androgenetic alopecia.
April 2016 in “Journal of Investigative Dermatology” FOL-005, a new substance, was found to reduce hair growth without toxicity when injected into skin, suggesting it could be used to treat excessive hair growth.
July 2022 in “British Journal of Dermatology”
August 2023 in “Journal of Dermatological Science” A specific RNA molecule blocks hair growth by affecting a protein related to hair loss conditions.
July 2022 in “British Journal of Dermatology”
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January 2000 in “Skin pharmacology and physiology” Certain substances that block a specific protein help promote hair growth.
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February 2021 in “Archives of Dermatological Research” Physcion may help treat hair loss by blocking an enzyme linked to baldness.
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September 2024 in “Plant Cell & Environment” Chitosan affects root hair growth and callose deposition based on its concentration.
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October 2021 in “Journal of Investigative Dermatology” May 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Jamogenin and other compounds may help treat hair loss by inhibiting 5-alpha reductase.
January 2023 in “Journal of orthopedics & bone disorders” Platelet-rich plasma may not be very effective for bone healing and hair growth due to a substance it contains that blocks these processes.
August 2016 in “Journal of Investigative Dermatology” Some men don't respond to common hair loss treatments, but a new inhibitor, FOL-005, shows promise for targeting unwanted hair growth.
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April 2024 in “Journal of Dermatological Science”
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August 1992 in “In vitro cellular & developmental biology” The new system can grow hair in the lab and test hair growth treatments.
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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.
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February 2001 in “Journal of Dermatological Science” HGF activator helps convert HGF to its active form, promoting hair growth.
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June 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” PAI-2 helps in the maturation and protection of hair and nail cells.
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April 2016 in “Journal of Investigative Dermatology” STAT5 activation is crucial for starting the hair growth phase.
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December 2001 in “Experimental dermatology” Soymilk can slow hair growth and make hair thinner.