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Glossary Stem Cell Populations

groups of cells capable of self-renewal and differentiation

Stem cell populations refer to groups of stem cells that share similar characteristics and functions within a specific tissue or organ. These cells have the unique ability to self-renew and differentiate into various specialized cell types, playing a crucial role in tissue repair and regeneration. In the context of hair, stem cell populations in hair follicles are essential for the growth and cycling of hair, and their dysfunction can lead to conditions like alopecia.

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Research

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research Basal cell carcinomas in mice arise from hair follicle stem cells and multiple epithelial progenitor populations

178 citations , April 2011 in “Journal of Clinical Investigation”

This study found that the phenotype of Hedgehog/Gli-driven skin tumors in mice depends on the cell of origin, tissue context, and level of oncogenic signaling.

research Neural Potential of a Stem Cell Population in the Hair Follicle

80 citations , September 2007 in “Cell Cycle”

This study found that nestin-expressing cells in the hair follicle bulge exhibit multipotent stem cell-like properties and can generate neural cells both in vitro and in vivo.

research Equine Hoof Stem Progenitor Cells (HPC) CD29 + /Nestin + /K15 + – a Novel Dermal/epidermal Stem Cell Population With a Potential Critical Role for Laminitis Treatment

6 citations , May 2021 in “Stem Cell Reviews and Reports”

This study identified and characterized progenitor cells from equine feet that may play a role in the pathogenesis and recovery of laminitis, suggesting potential therapeutic targets for treatment.

research Lrig1 Expression Defines a Distinct Multipotent Stem Cell Population in Mammalian Epidermis

503 citations , May 2009 in “Cell stem cell”

This study suggests that Lrig1-positive cells form a previously unknown reservoir of interfollicular epidermal stem cells in adult mouse skin, influencing epidermal proliferation and hair follicle development.

research Identification of Stem Cell Populations in Sweat Glands and Ducts Reveals Roles in Homeostasis and Wound Repair

265 citations , July 2012 in “Cell”

This study found multipotent progenitors in sweat ducts that become unipotent after sweat gland development, highlighting distinct regenerative capabilities in adult glandular skin stem cell populations.

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Learn

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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.
All 5 questions on Stem Cell Factor →

learn Apple stem cell

learn Osteopontin

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

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Community Join

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community Researchers working on ways to regenerate lost hair from stem cells identified a recipe for normal hair regeneration in the lab. “A method for cyclical regeneration of hair follicles from hair follicle stem cells and will help make hair follicle regeneration therapy a reality in the near future.”

263 upvotes 5 years ago

Hair loss treatments like finasteride, minoxidil, and hair transplants have side effects and limitations. There is hope for future advancements in stem cell therapy and hair follicle regeneration, though skepticism about their effectiveness and timeline persists.

community UVA researchers discovered stem cells that plays a crucial role in hair growth - We are closer than ever to the cure!

281 upvotes 1 year ago

Researchers at the University of Virginia discovered a new group of stem cells in hair follicles that could potentially restore hair growth. The findings suggest that activating these stem cells might offer a new way to combat hair loss, though practical treatments are still years away.

community How far are we from gene editing stem cells and implanting them?

in Research/Science 14 upvotes 6 months ago

Gene editing for hair loss is not yet viable due to technological and economic challenges. Current treatments like Minoxidil, finasteride, and hair transplants remain the most practical options.

community A Theory on Why Microneedling Works

175 upvotes 6 years ago

Microneedling may enhance hair regrowth by transferring stem cells to dormant follicles, improving the effects of minoxidil. Users discuss using microneedling with needle lengths around 1.5mm to stimulate hair growth.

community PP405 Won’t Work: Follicle Is Miniaturized, Fibrosed, And Missing Key Support Cells

7 months ago

PP405 is ineffective for miniaturized, fibrosed hair follicles in androgenetic alopecia. AMP303 may activate hair follicle stem cells, but minoxidil and finasteride are still the main treatments.

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Clinics

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