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research Nail Proximal Fold Stem Cells (NPFSCs) Participate In Nail Growth, Orchestrating Enhanced Digit Regeneration via BMP Signaling Activation

May 2026 in “Stem Cells”

Nail stem cells help nail and finger regeneration through BMP signaling.

research Stem Cells and their Niches

1 citations , January 2013 in “Journal of Investigative Dermatology”

The document concludes that stem cells and their environments are crucial for skin and hair health and have potential for medical treatments.

research Nonmalignant late cutaneous changes after allogeneic hematopoietic stem cell transplant in children

7 citations , March 2018 in “Journal of The American Academy of Dermatology”

Skin changes like hair loss, white patches, and nail changes are common in children after bone marrow transplants, often linked to chronic rejection.

research The Localization of Label-Retaining Cells in Mouse Nails

22 citations , October 2007 in “Journal of Investigative Dermatology”

Stem cells in mouse nails are found in the nail matrix and may control nail growth.

Hair and Nail Diseases in the Elderly Population

research Hair and nail diseases in the mature patient

25 citations , October 2017 in “Clinics in Dermatology”

Older adults commonly experience hair loss and nail disorders due to aging and health changes, affecting their quality of life.

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5 / 130 results

community Microneedling must reach the stem cells in the upper hair shaft

in Treatment 80 upvotes 4 years ago

Microneedling should target depths of 0.5mm to 1.5mm for hair loss, with weekly sessions at 1mm recommended. Combining microneedling with Minoxidil is common for improved results.

community How true is the statement: dead follicles don't grow back?

in Research/Science 111 upvotes 1 year ago

Hair follicles usually go dormant rather than die, and treatments like finasteride, minoxidil, and hormone therapy can sometimes reactivate them, though results vary. Complete regrowth is rare, especially in long-term bald areas, but some individuals see significant improvement with these treatments.

community Will PP405 need to be used indefinitely, like minoxidil?

in Research/Science 31 upvotes 9 months ago

PP405 may not need daily use like minoxidil, but finasteride might still be needed to maintain hair regrowth. PP405 reawakens dormant hair follicles, potentially offering a long-term solution, though not a permanent cure.

community Countering oral minoxidil side effects by taking collagen supplements?

in Minoxidil 17 upvotes 2 years ago

Oral minoxidil may deplete collagen, potentially causing skin aging. Users discuss whether taking collagen supplements can counteract this effect.

community Why so much hate for PP405 all of a sudden?

in Technology 48 upvotes 11 months ago

PP405 is a new hair loss treatment facing mixed reactions due to initial hype and insufficient data. Some are hopeful, but many doubt its effectiveness compared to minoxidil and finasteride.

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