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Human skin can provide stem cells for tissue repair and regeneration, but there are challenges in obtaining and growing these cells safely.

A drug-free microneedle patch significantly promotes hair growth and prevents infections.

Conditioned medium from keratinocytes can improve hair growth potential in cultured dermal papilla cells.

Adipose-derived stem cells (fat cells) show promise in treating hair loss in both men and women.

Immune cells help regulate hair growth, and better understanding this can improve hair loss treatments.

Fully regenerating human hair follicles not yet achieved.

Proteins from stem cells improved hair growth in patients with hair loss.

After skin is damaged, noncoding dsRNA helps prostaglandins and Wnts work together to repair tissue and promote hair growth.

Dying cells can help with faster healing and new hair growth by releasing a growth-promoting molecule.

Chitosan/LiCl composite scaffolds help heal deep skin wounds better.

The shape of fibrous scaffolds can improve how stem cells help heal skin.

Hyaluronic acid-based HA2 hydrogel helps heal skin wounds better with less scarring.

Serenoa repens extract helps regrow hair and repair hair loss by activating certain cell growth pathways.

Adding human blood vessel cells to hair follicle germs may improve hair growth and quality.

Healing of heart and skin wounds in animals are similar.

Wnt1a helps keep cells that can grow hair effective for potential hair loss treatments.

Hair follicle bulge cells don't help skin regrow after glucocorticoid damage; interfollicular epidermis cells do.

Horse skin stem cells combined with platelet-rich plasma improve skin healing.

The hydrogel with silver and mangiferin helps heal wounds by killing bacteria and aiding skin and tissue repair.

Rats can't grow new hair follicles after skin wounds, unlike mice, due to differences in gene expression and response to WNT signaling.

Mice can regenerate ear tissue without the p53 protein.

Fat stem cell particles help regrow hair.

Small molecule IM boosts hair growth by changing stem cell metabolism.

Pro-IGF-II improves muscle repair in old mice.

HPV genes in mice improve ear tissue healing by speeding up skin growth and repair.

Inflammation plays a key role in activating skin stem cells for hair growth and wound healing, but more research is needed to understand how it directs cell behavior.

The study introduced a new imaging technology to track skin healing and bone marrow cell activity over time.

Bioactive molecules show promise for improving skin repair and regeneration by overcoming current challenges with further research.

The study developed a new way to create hair-growing tissue that can help regenerate hair follicles and control hair growth direction.

The study found that expanded skin regenerates similarly to normal skin, with 77 genes playing a role in the process.