295 citations,
September 2006 in “Cell Cycle” The conclusion is that using drugs to block the TOR pathway might slow aging and prevent age-related diseases.
237 citations,
February 2016 in “Science Translational Medicine” The timing of when the gene Bmal1 is active affects aging and survival, with its absence during development, not adulthood, leading to premature aging.
152 citations,
December 2003 in “Micron” As people age, their hair follicles produce less pigment, leading to gray and white hair, due to factors like reduced enzyme activity and damage to melanocyte DNA.
99 citations,
June 2005 in “Journal of Cosmetic Dermatology” Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.
75 citations,
January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
75 citations,
March 2014 in “Journal of Investigative Dermatology” Aging mice have slower hair regeneration due to changes in signal balance, but the environment, not stem cell loss, controls this, suggesting treatments could focus on environmental factors.
55 citations,
March 2010 in “Aging” Circadian clock genes are important for hair growth and may affect aging-related hair loss and graying.
50 citations,
July 1996 in “Cell” Chromosomal changes, including those in the WRN gene and rDNA, may significantly contribute to aging.
42 citations,
February 2016 in “Science” The document concludes that both internal stem cell factors and external influences like the environment and hormones affect hair loss and aging, with potential treatments focusing on these areas.
38 citations,
February 2021 in “Journal of Investigative Dermatology” Aging slows wound healing due to weaker cells and immune response.
38 citations,
June 2017 in “The Journal of Dermatology” Aging in hair follicle stem cells leads to hair graying, thinning, and loss.
27 citations,
March 2006 in “Journal of cosmetic dermatology” HRT helps improve skin issues caused by menopause.
27 citations,
May 2016 in “Dermatologic Surgery” Male faces age with more wrinkles and hair loss, influenced by both body changes and environmental factors.
23 citations,
July 2020 in “Aging Cell” Aging changes sugar molecules on skin stem cells, which may affect their ability to repair skin.
20 citations,
July 2010 in “Skin Research and Technology” Aging makes hair thinner and rougher, with less clear edges.
20 citations,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
14 citations,
December 2020 in “Journal of Investigative Dermatology” Aging causes changes in the scalp that can affect hair growth and lead to older-looking hair in women.
13 citations,
September 2017 in “Oncotarget” A certain signaling pathway in mice, when increased, causes hair to gray by depleting the cells that give hair its color.
12 citations,
December 2021 in “Aging” A new painless method to collect hair follicles helps study DNA damage and aging.
12 citations,
January 2021 in “Journal of Investigative Dermatology” Hair follicle studies suggest that maintaining telomere length could help treat hair loss and graying, but it's uncertain if mouse results apply to humans.
12 citations,
June 2021 in “Scientific Reports” Curcumin may help reverse aging by targeting specific genes.
11 citations,
August 2021 in “Aging” Collagen and TGF-β2 help maintain hair cell shape and youthfulness.
11 citations,
June 2016 in “npj Regenerative Medicine” The symposium concluded that understanding how different species repair tissue and how this changes with age can help advance regenerative medicine.
11 citations,
March 2016 in “Cell cycle/Cell cycle (Georgetown, Tex. Online)” Old hair follicles grew better when moved to a young environment.
10 citations,
October 2020 in “Frontiers in Cell and Developmental Biology” Wounds can regenerate hair in young mice, but this ability declines with age, offering insights for improving tissue regeneration in the elderly.
10 citations,
October 2017 in “Dermatologic clinics” Aging in men is influenced by genetics and lifestyle, leading to muscle loss, bone issues, and skin damage.
9 citations,
July 2020 in “Biomedicine & Pharmacotherapy” Mitochondrial therapy and platelet-rich plasma therapy both stimulated hair regrowth in aging mice, with mitochondrial therapy showing similar effectiveness to plasma therapy.
6 citations,
May 2022 in “Aging” Si Jun Zi Tang may slow aging by affecting specific cell signaling pathways.
5 citations,
October 2021 in “Frontiers in Cell and Developmental Biology” Fat tissue under the skin affects hair growth and aging; reducing its inflammation may help treat hair loss.
5 citations,
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Aging skin shows thinner layers, fewer hair follicles, and new biomarkers like increased space between cells and smaller sebaceous glands.