April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Damaged hair follicle stem cells may leave the skin to help maintain youthfulness.
Different types of skin cells and immune cells play a role in healing UV-damaged skin, with chronic UV exposure causing lasting damage to certain skin cells.
Different types of sun exposure damage skin cells and immune cells, with chronic exposure leading to more severe and lasting damage.
20 citations
,
February 2017 in “International Journal of Dermatology” Honokiol helps protect skin from damage and aging caused by cigarette smoke.
3 citations
,
January 2005 in “Photochemistry and Photobiology” Protein kinase C epsilon may promote skin cancer development after UV exposure by affecting nearby cells.
1 citations
,
June 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” UV exposure harms skin by causing fibroblast loss, but T cells help fibroblast survival.
28 citations
,
June 2012 in “International Journal of Molecular Medicine” Radiation damages hair stem cells and changes keratin expression, with Krt5 as a potential marker for radiation effects.
14 citations
,
January 2014 in “Cells Tissues Organs” Ionizing radiation causes irreversible skin damage, with single doses leading to acute injury and hair graying, and fractional doses causing more severe long-term tissue damage.
25 citations
,
April 2018 in “Electromagnetic biology and medicine” Mobile phone radiation may cause DNA damage in human ear hair follicle cells.
June 2020 in “Journal of Investigative Dermatology” Red clover extract-based scalp treatments significantly improved hair volume and reduced hair loss and damage.
April 2023 in “Research Square (Research Square)” Exosomes protect ear hair cells from damage by controlling cell waste removal, potentially helping treat hearing loss.
221 citations
,
July 2012 in “Proceedings of the National Academy of Sciences of the United States of America” BMAL1 controls skin cell growth and UV damage risk, peaking at night.
30 citations
,
November 2013 in “PLOS ONE” Androgen receptor signaling causes early aging of cells important for hair growth by damaging their DNA.
9 citations
,
November 2021 in “Frontiers in Cell and Developmental Biology” PBX1 helps reduce aging and cell death in hair follicle stem cells by decreasing DNA damage, not by improving DNA repair.
3 citations
,
July 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Keratin 17 is important for skin's response to radiation, affecting many genes and cell division.
Different types of sun exposure can damage skin cells and affect healing, with chronic exposure being more harmful, and certain immune cells help in the repair process.
Epidermal growth factor speeds up hair cell regeneration in chickens after gentamicin damage.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
November 2025 in “Journal of Pharmacy and Pharmacology” PEDF reduces oxidative damage and supports stem cells.
2 citations
,
February 2015 in “Journal of Tissue Engineering and Regenerative Medicine” Transplanting a mix of specific skin cells can significantly improve the repair of damaged hair follicles.
215 citations
,
March 2018 in “Archives of Toxicology” Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.
58 citations
,
September 2019 in “EMBO Molecular Medicine” CDK4/6 inhibitors can protect hair cells from chemotherapy damage.
March 2024 in “Cell communication and signaling” Lack of sleep in mice leads to prostatitis by reducing certain hormones and activating an inflammatory pathway, which can be temporarily fixed with normal sleep.
76 citations
,
February 2007 in “Cancer Research” Protein Kinase Cε increases skin sensitivity to UV damage and skin cancer risk.
28 citations
,
January 2005 in “Photochemistry and Photobiology” Protein kinase C epsilon may increase skin cancer risk by affecting nearby cells.
2 citations
,
March 2017 in “Asian Journal of Beauty and Cosmetology” Caffeic acid protects human scalp cells from UV damage.
August 2024 in “Food Bioscience” Bifidobacterium longum BB536 metabolites may help treat hair loss by repairing and promoting hair cell growth.
January 2024 in “Biological Research” Tiny particles from stem cells can help protect ear cells from antibiotic damage by helping cells remove damaged parts.
8 citations
,
June 2021 in “International Journal of Molecular Sciences” Exosomes from umbilical cord cells fix hearing loss and damaged ear hair cells in mice.
1 citations
,
September 2023 in “Journal of Investigative Dermatology” Melatonin may protect hair follicle cells from damage caused by a chemotherapy drug.