200 citations,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
108 citations,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
105 citations,
May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
98 citations,
December 2003 in “The FASEB Journal” Thymosin β4 promotes hair growth by activating stem cells in hair follicles.
26 citations,
January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
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.
11 citations,
October 2020 in “Plant biotechnology journal” Overexpressing SIMK in alfalfa boosts root hair growth, nodule clustering, and shoot biomass.
1 citations,
March 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” NAC1 controls certain enzymes that reduce root hair growth in Arabidopsis.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene network led by RSL4 is crucial for early root hair growth in response to cold in Arabidopsis thaliana.
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.
July 2024 in “Frontiers in Pharmacology” Pilose antler extracts help hair growth by activating hair follicle stem cells.
82 citations,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
18 citations,
January 2007 in “Pharmaceutical Biology” Citrullus colocynthis extract is effective for hair growth, comparable to minoxidil.
9 citations,
April 2019 in “International Journal of Molecular Sciences” Kojyl cinnamate ester derivatives can promote hair growth by increasing adiponectin production in fat tissues.
January 1974 in “Nippon Nōgei Kagakukaishi/Nihon Nougei Kagakkaishi” Applying L-methionine and L-serine to the skin promotes the most hair growth.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
36 citations,
January 2014 in “Evidence-based Complementary and Alternative Medicine” Pumpkin seed oil helps hair growth in men with hair loss.
15 citations,
January 2016 in “Biological & Pharmaceutical Bulletin” Bee venom helps hair grow and may work better than some common treatments.
14 citations,
June 2019 in “Dermatologic therapy” PRP did not significantly regrow hair in alopecia areata totalis patients.
8 citations,
April 2014 in “Anti-Cancer Drugs” A hormone linked to collagen helps hair grow back in mice after chemotherapy, and may also prevent bone loss.
2 citations,
January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called FERONIA helps control root hair growth in response to cold and low nitrogen by activating nutrient-sensing pathways in a plant called Arabidopsis.
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.
32 citations,
January 2000 in “Skin pharmacology and physiology” Certain substances that block a specific protein help promote hair growth.
9 citations,
July 2021 in “Frontiers in Pharmacology” Cholesterol-modified siRNAs targeting certain genes increased hair growth in mice.
5 citations,
April 2021 in “Frontiers in Pharmacology” Using minoxidil-coated microbubbles with ultrasound significantly boosts hair growth.
52 citations,
May 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Parathyroid hormone-related protein helps control hair growth phases in mice.
47 citations,
December 2011 in “Experimental Dermatology” CGRP may help protect hair follicles from immune system attacks, potentially slowing hair loss.
30 citations,
October 2013 in “BMC dermatology” VEGF gel increases hair growth but may have potential toxicity.
25 citations,
July 2008 in “British Journal of Dermatology” CD10 and CD34 levels change during hair development and different hair growth stages, which could be important for hair regeneration treatments.
25 citations,
May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.