9 citations,
January 2008 in “Acta histochemica et cytochemica” COX-2 levels change during the hair cycle and affect skin and hair growth.
8 citations,
October 2017 in “Dermatology practical & conceptual” A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
5 citations,
January 2020 in “Skin Research and Technology” Minoxidil 5% works better than 2% for hair growth in male-patterned hair loss.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Blocking both main energy pathways can stop hair follicle stem cell-induced skin cancer growth.
July 2021 in “Open access journal of biomedical science” A lotion with natural extracts significantly sped up hair growth in women with hair loss from chemotherapy.
April 2022 in “Medical Molecular Morphology”
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
59 citations,
March 2020 in “Journal of Biomedical Science” Understanding how hair follicle stem cells work can help find new ways to prevent hair loss and promote hair growth.
48 citations,
May 2015 in “NPJ microgravity” A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.
19 citations,
November 2018 in “Nutrients” Annurca apple extract may protect mouse hair from damage by chemotherapy and could help treat hair loss without promoting cancer growth.
9 citations,
June 2022 in “Plants” Shallot extract may help with hair growth and treating hair loss.
8 citations,
July 2007 in “International Journal of Dermatology” Using 5% topical minoxidil improved and normalized the hair growth in a girl with short anagen hair naevus.
7 citations,
September 2017 in “Scientific Reports” Mice with too much sPLA₂-IIA have hair loss and poor wound healing due to abnormal hair growth and stem cell depletion.
6 citations,
February 2014 in “Experimental Dermatology” Hair follicle regeneration is possible but challenging, especially in humans, due to the need for specific cells and a better understanding of how they signal growth.
November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Scientists made a mouse that shows how a specific protein in the skin changes and affects hair growth and shape.
July 2023 in “New phytologist” The BUZZ gene is important for root hair growth and overall root structure in the plant Brachypodium distachyon.
April 2017 in “Journal of Investigative Dermatology” The hair follicle dermal sheath is essential for hair shedding and needs to communicate with the outer root sheath for normal hair growth cycles.
April 2017 in “Journal of Investigative Dermatology” Hair loss patterns differ between males and females due to 5 master regulators and JAK-STAT signaling affects hair growth.
116 citations,
September 2001 in “Journal of The American Academy of Dermatology” Hair loss occurs due to fewer papillary cells, smaller follicles, and shorter growth phases.
31 citations,
April 2016 in “Nature communications” Certain signals are important for reducing specific chemical markers on hair follicle stem cells during rest periods, which is necessary for healthy hair growth.
26 citations,
January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.
20 citations,
January 2015 in “Current problems in dermatology” Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.
7 citations,
January 2015 in “Genetics and molecular research” The RORα gene is active in different parts of cashmere goat hair follicles and may be influenced by melatonin, especially in December when hair growth changes.
5 citations,
January 2016 in “Genetics and Molecular Research” Researchers found 617 genes that behave differently in cashmere goat hair follicles, which could help understand hair growth.
November 2023 in “Frontiers in cell and developmental biology” Hair aging is caused by stress, hormones, inflammation, and DNA damage affecting hair growth and color.
85 citations,
April 2007 in “Dermatologic Clinics” Some drugs can cause hair loss, change hair color and shape, or increase hair growth, and treatment may involve stopping the drug or using specific hair growth treatments.
3 citations,
January 2017 in “Journal of cosmetology & trichology” The food supplement with L-cystine, Serenoa repens extract, and biotin safely reduced hair loss and improved hair growth in men and women.
January 2025 in “Advances in experimental medicine and biology”
2 citations,
February 2022 in “Human Gene Therapy” Increasing miR-149 reduces hair follicle stem cell growth and hair development by affecting certain cell growth pathways.
33 citations,
May 2006 in “Journal of Investigative Dermatology” PTHrP and its receptor can control blood vessel growth and hair development in mouse skin.