53 citations
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April 2014 in “Experimental Dermatology” Wnt10b makes hair follicles bigger, but DKK1 can reverse this effect.
April 2023 in “Journal of Investigative Dermatology” Muscle around hair follicles controls hair loss by releasing a signal that causes cell death.
Adipocytes in atopic dermatitis skin change and worsen inflammation and fibrosis.
9 citations
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June 2020 in “BMC Molecular and Cell Biology” Stress hormone CRF can cause hair loss by affecting hair growth cells and hormones.
March 2026 in “Medical Lasers” Adjusting hair dryer settings improves drying efficiency and keeps hair healthy.
30 citations
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December 2001 in “Experimental dermatology” Gonadal hormones significantly affect the severity of alopecia areata in mice.
59 citations
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February 2012 in “Journal of Dermatological Science” Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.
January 2006 in “Linchuang pifuke zazhi” Stem cell factor and certain proteins help melanocytes from hair follicles move and attach better, aiding vitiligo repigmentation.
49 citations
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June 2004 in “Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences” Human hair becomes weaker and stretches more easily at higher temperatures.
1 citations
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August 2023 in “Nature communications” Hdac1 and Hdac2 help maintain and protect the cells that control hair growth.
5 citations
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January 1992 Silicones in shampoos make hair smoother, easier to manage, and reduce friction.
7 citations
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March 2018 in “Asian-Australasian journal of animal sciences” OCIAD2 and DCN genes affect hair growth in goats by having opposite effects on a growth signaling pathway and inhibiting each other.
November 2022 in “Chinese Journal of Dermatology” Allergies, especially dust mite allergy, may worsen alopecia areata, and desensitization could help reduce its severity.
1 citations
,
January 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Weak cell junctions disrupt hair follicle stem cell rest.
8 citations
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August 1993 in “Colloid & Polymer Science” The observed "toughening" in keratin was actually due to water evaporation, not a real change in keratin.
171 citations
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July 2007 in “Journal of Investigative Dermatology” A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.
11 citations
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April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
1 citations
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November 2023 in “iScience” A protein called desmoglein 3 is important for keeping hair follicle stem cells inactive and helps in their regeneration.
42 citations
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January 2014 in “Cold Spring Harbor Perspectives in Medicine” Hair growth is influenced by various body and external factors, and neighboring hairs communicate to synchronize regeneration.
Arabidopsis Formin 2 stabilizes actin filaments to aid cell-to-cell trafficking.
1 citations
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January 2003 in “Benjamins eBooks” Confinement in farrowing crates doesn't increase chronic stress in sows, but hair cortisol measurements may not reliably indicate stress due to hair growth variations.
November 2025 in “Scholarly Commons (Embry–Riddle Aeronautical University)” Urban air pollution worsens hair loss in alopecia areata by increasing immune response.
April 2023 in “Journal of Investigative Dermatology” Cyclosporin A, a drug, reduces TGF-β2 expression in skin cells, potentially causing excessive hair growth through a process involving the calcineurin/NFAT pathway.
13 citations
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May 2016 in “International journal of biological macromolecules” Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
321 citations
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January 2012 in “Cell stem cell” TGF-β2 helps activate hair follicle stem cells by counteracting BMP signals.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” DHT increases scalp heat, causing hair loss.
12 citations
,
January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
322 citations
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January 1997 in “Thrombosis and Haemostasis” Angiogenesis can be controlled by balancing stimulators like VPF/VEGF and inhibitors like TSP.
77 citations
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March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
February 2026 in “The Plant Journal” ADF8 and ADF11 help root hairs grow by responding to hormones and environmental signals.