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Human Skin Stem Cells and the Aging Process

research Human skin stem cells and the ageing process

143 citations , September 2008 in “Experimental gerontology”

This review discusses the diverse roles and characteristics of epidermal and dermal stem cells in skin regeneration and aging, highlighting their potential applications in regenerative medicine and reports no new clinical results.

research A human prenatal skin cell atlas reveals immune cell regulation of skin morphogenesis

October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)”

This study constructed a comprehensive atlas of prenatal human skin, revealing that innate immune cells, such as macrophages, play a crucial role in skin morphogenesis by interacting with non-immune cells, influencing hair follicle formation and angiogenesis beyond their traditional immune functions.

research Efficient integration of human skin single-cell RNA sequencing data

December 2025

This research by Yuan et al. focused on developing a comprehensive human skin cell atlas, analyzing various cell types and diseases, and introduced a deep learning method, scSEA, for unbiased reference mapping, potentially discovering new cell types.

research Gamma/delta T cells and human skin reactivity to heavy metals

13 citations , February 1995 in “Archives of Dermatological Research”

In this study, gamma/delta T cells were observed in skin after allergic or irritant reactions to heavy metal salts, suggesting a role in skin defense against these metals.

research Human Skin is a Steroidogenic Tissue: Steroidogenic Enzymes and Cofactors Are Expressed in Epidermis, Normal Sebocytes, and an Immortalized Sebocyte Cell Line (SEB-1)

289 citations , May 2003 in “Journal of Investigative Dermatology”

This study demonstrates that human skin is capable of steroid hormone synthesis, but its role in androgenic skin disorders like acne and alopecia is yet to be clarified.

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Community Join

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community Hair and normal skin created from human pluripotent stem cells for the first time

86 upvotes 6 years ago

Human pluripotent stem cells have been used to create hair and skin, potentially offering a new solution for baldness. A user also mentioned starting finasteride but experiencing unexpected hair thinning.

community Functional hair follicles grown from stem cells: Scientists have created natural-looking hair that grows through the skin using human induced pluripotent stem cells (iPSCs), a major scientific achievement that could revolutionize the hair growth industry.

171 upvotes 7 years ago

Scientists have grown natural-looking hair from stem cells, potentially revolutionizing hair growth treatments. Concerns include cost, DHT resistance, and the need for future procedures.

community Is it possible to transplant mice skin into human body?

in Transplants 47 upvotes 10 months ago

Transplanting mice skin to humans is not feasible due to immune rejection, but some suggest genetic modification or immune suppression could make it possible. Xenograft hair transplants are discouraged.

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.

community Prevention of age-related beard graying in humans by the topical application of Eriodictyon angustifolium extract

5 upvotes 4 years ago

Topical application of Eriodictyon angustifolium extract can prevent and reverse age-related beard graying and darken gray hair by increasing melanin production. Sterubin, a component of the extract, also promotes hair pigmentation and protects cells from DNA damage.

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Learn

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learn Stem Cell Factor

learn Fluocinolone

Can long-term use of Fluocinolone affect the health of hair follicles? There is no long-term human trial measuring what topical fluocinolone does to hair follicles; what is documented is the label's warning about skin atrophy with prolonged use, plus a 2007 mouse study suggesting hair-follicle bulge stem cells do not repair steroid-induced atrophy.
Is Fluocinolone a treatment for hair loss itself or just for calming scalp irritation? Fluocinolone acetonide is a prescription corticosteroid approved for inflammatory skin conditions, not for hair loss; no published human trial has measured hair regrowth with it, so at most it may help indirectly by calming an inflamed scalp.

learn GHK-Cu

What is GHK-Cu and why is it said to be a "miracle" for hair? GHK-Cu is a copper peptide studied mainly for wound healing and skin repair; for hair loss the evidence stops at cell-culture and animal work, and no published human trial has tested it for androgenetic alopecia.

learn Hair Multiplication

extract, clone, and reinsert your own hair cells

learn Osteopontin

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

learn Follistatin

glycoprotein that inhibits TGF-β and promotes hair growth by antagonizing activin

learn Epidermal Growth Factor

learn Latanoprost

Can latanoprost be safely applied to the scalp, or is it only for eyelashes? Latanoprost is not approved for use on the scalp and its safety there has not been established: the only human scalp evidence is one 24-week pilot trial in 16 men, and clinicians flag irritation, skin darkening and unknown absorption over a large area as open risks.

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Clinics

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35
SMP Specialist
Noelle Skin
Nice, France

Noelle Skin