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Using radiation to make mice's hair turn gray helps study and find ways to prevent or reverse hair graying.

Aged individuals heal wounds less effectively due to specific immune cell issues.

A group has developed therapies that show promise for treating cancer and various other conditions.

Implanted special stem cells from hair follicles helped heal wounds faster and with less scarring in mice.

Wounding may stimulate hair growth, but more research is needed to confirm the safety and effectiveness of related treatments.

Creating fully functional artificial skin for chronic wounds is still very challenging.

LL-37 helps stem cells grow and move, aiding tissue regeneration and hair growth.

3,4,5-tri-O-caffeoylquinic acid promotes hair growth by activating the β-catenin pathway.

The study found that analyzing certain cell signaling pathways is not a reliable method to tell apart two types of skin tumors.

Different genes are active in dogs' hair growth and skin, similar to humans, which helps understand dog skin and hair diseases and can relate to human conditions.

Careful selection of mice by genetics and age, and controlled housing conditions improve the reliability of hair regrowth in wound healing tests.

The Hedgehog Signaling Pathway is important for skin and hair development and skin cancer treatment, but more research is needed to understand it fully.

Mitochondrial Complex I reduces inflammation and increases bone breakdown by affecting certain immune cells.

TLR4 is important in aging-related diseases and could be a new treatment target.

The vitamin D receptor can act without its usual activating molecule, affecting hair growth and skin cancer, but its full range of actions is not well understood.

Nanofat shows promise for facial rejuvenation and treating skin issues but needs more research for long-term safety.

α-Phellandrene may help prevent hair loss by increasing growth factors and cell growth in hair cells through a specific signaling pathway.

New treatments for hair loss from alopecia areata may include targeting immune cells, using stem cells, balancing gut bacteria, applying fatty acids, and using JAK inhibitors.

Human fetal placental stromal cell injections speed up healing and improve skin and hair recovery after radiation damage.

Softer hydrogels help wounds heal better with less scarring.

The circadian clock plays a key role in hair growth and its disruption can affect hair regeneration.

Lipids from Schizochytrium sp. help prevent hair loss by protecting hair cells from damage and promoting hair growth.

Fish collagen peptides can significantly promote hair growth.

The JAK/STAT pathway is important in cell processes and disease, and JAK inhibitors are promising for treating related conditions.

Aging slows wound healing due to weaker cells and immune response.

The conclusion is that understanding how hair follicle stem cells live or die is important for maintaining healthy tissue and repairing injuries, and could help treat hair loss, but there are still challenges to overcome.

3D bioprinting improves wound healing by precisely creating scaffolds with living cells and biomaterials, but faces challenges like resolution and speed.

Alpinetin helps grow hair by turning on hair stem cells and is safe for use.

Chitosan hydrogels are promising for repairing blood vessels but need improvements in strength and compatibility.