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Glossary Stem Cell Aging

gradual decline in stem cells' function and regenerative ability

Stem cell aging refers to the gradual decline in the function and regenerative capacity of stem cells as they age. This process can lead to reduced tissue repair and regeneration, contributing to aging-related diseases and conditions, including hair loss and alopecia. For professionals, it involves understanding the molecular and cellular mechanisms, such as DNA damage, oxidative stress, and changes in the stem cell niche, that drive this decline.

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Research

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research Single cell analysis of transcriptome and open chromatin reveals the dynamics of hair follicle stem cell aging

3 citations , July 2023 in “Frontiers in Aging”

This research detailed a single-cell atlas showing dynamic hair follicle stem cell states associated with the hair cycle during aging in mice, highlighting differences in chromatin landscape linked to stem cell differentiation and quiescence, and providing a foundation for future exploration of aging reversal.

research 559 Induction of tissue-specific premature stem cell aging promotes senescence-like phenotypes in remote multiple organs

November 2022 in “Journal of Investigative Dermatology”

This study found that dysregulation of the DNA damage response in stem cells is a common factor of aging, affecting tissues like the skin, brain, kidneys, and intestine.

research Editorial: Stem cell exhaustion in aging

13 citations , May 2024 in “Frontiers in Aging”

This article reviews how stem cell exhaustion contributes to aging, emphasizing the balance between proliferation and quiescence as crucial for long-term stem cell maintenance, but it reports no new results.

The Anti-Aging Effects of Adipose-Derived Mesenchymal Stem Cell Exosomes on Skin and Their Potential for Personalized Skincare Applications

research The Anti-Aging Effects of Adipose-Derived Mesenchymal Stem Cell Exosomes on Skin and Their Potential for Personalized Skincare Applications

1 citations , September 2025 in “Clinical Cosmetic and Investigational Dermatology”

This narrative review highlights the potential of autologous adipose mesenchymal stem cell-derived exosomes (AMSCs-Exos) in anti-skin aging, noting their superior biocompatibility and manufacturing advantages while stressing the need for standardized production protocols to overcome existing application challenges.

Recent Advances on Skin-Resident Stem/Progenitor Cell Functions in Skin Regeneration, Aging, and Cancers and Novel Anti-Aging and Cancer Therapies

research Recent advances on skin‐resident stem/progenitor cell functions in skin regeneration, aging and cancers and novel anti‐aging and cancer therapies

36 citations , September 2009 in “Journal of Cellular and Molecular Medicine”

This review addresses the role of skin-resident adult stem/progenitor cells in skin homeostasis, disease, and cancer development, and reports no new research results.

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Learn

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learn Hair Transplant

Is a hair transplant permanent? Transplanted hair is generally permanent but requires ongoing care to maintain results.

learn Osteopontin

signaling protein that, when suppressed, may grow hair by reducing inflammation and stem cell loss

learn Beta Polypeptide

learn Overview

learn Stem Cell Factor

What is stem cell factor and why is it used in hair growth treatments? Stem cell factor promotes hair growth by signaling cell survival and division.
How does stem cell factor help activate dormant hair follicles? Stem cell factor activates dormant hair follicles by signaling through the c-Kit receptor.
Are stem cell factor products safe for long-term scalp use? Stem cell factor products lack proven long-term safety for scalp use.
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learn Apple stem cell

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Community Join

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community Baldness Breakthrough: microRNA Stimulates Hair Growth in Aging Follicles

316 upvotes 3 years ago

miR-205, a tiny RNA, can stimulate hair growth by softening aging hair follicle stem cells in mice. Future tests aim to see if this can work in humans.

community If we can clone a sheep why we can't cure baldness till now

in Research/Science 181 upvotes 1 year ago

Hair loss treatments like Minoxidil, finasteride, and stem cell therapies exist, but a complete cure is hindered by genetic complexity and market dynamics. Cloning hair follicles is considered a potential solution, but it's currently not feasible.

community NMN Promotes Cell Proliferation and Hair Growth by Reducing Oxidative Stress

14 upvotes 2 years ago

NMN shows promise in promoting hair growth by reducing oxidative stress and weakening androgens. It may be a beneficial addition to hair loss treatments like Minoxidil and Finasteride.

community Hypoxia (lack of oxygen) enhances hair growth via stem cells

49 upvotes 1 year ago

Hypoxia may enhance hair growth by stimulating stem cells, but it could also risk fibrosis. Some users humorously discuss extreme methods like choking while using minoxidil, highlighting the need for new treatments.

community A stress hormone has been found to signal through skin cells to repress the activation of hair-follicle stem cells in mice

30 upvotes 5 years ago

Stress can lead to hair loss by affecting hair-follicle stem cells, and this loss is harder to recover from if one has male pattern baldness (MPB). Treatments like finasteride and minoxidil are used to address hair loss, but stress-related hair loss differs from androgenic alopecia.

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