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The supplement highlighted advancements and challenges in plastic and reconstructive surgery, including the impact of smoking, chemotherapy, and new treatments like Tafluprost for hair loss.

Scientists developed tools to observe hair regeneration in real time and assess skin health, using glowing mice and light-controlled genes.

Hair follicles are complex, dynamic mini-organs that help us understand cell growth, death, migration, and differentiation, as well as tissue regeneration and tumor biology.

Changing the environment around stem cells could help tissue repair, but it's hard to be precise and avoid side effects.

Stem cell niches are crucial for regulating stem cell behavior and tissue health, and their decline can impact aging and cancer.

The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.

Biomaterials with MSC-derived substances could improve tissue repair and have advantages over direct cell therapy.

Epigenetic changes control how adult stem cells work and can lead to diseases like cancer if they go wrong.

Laser device increases hair density, safe for treating hair loss in men and women.

Exosomes could potentially enhance tissue repair and regeneration with lower rejection risk and easier production than live cell therapies.

Stem cells in the hair follicle are regulated by their surrounding environment, which is important for hair growth.

PDGFA/AKT signaling is important for the growth and maintenance of certain skin fat cells.

We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.

Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.

The conclusion is that tissue structure is key for stem cell communication and maintaining healthy tissues.

Exosomes from dermal papilla cells help hair growth by making hair follicle stem cells multiply and change.

Different types of facial fat affect aging and treatment outcomes; more research is needed to enhance anti-aging procedures.

Compartmentalized organization might be crucial for stem cells to effectively respond to growth or injury.

Scientists found a way to grow human hair cells in a lab that can create new hair when transplanted.

Nanotechnology in dermatology shows promise for better drug delivery and treatment effectiveness but requires more safety research.

Keratin 79 marks a new group of cells that are key for creating and repairing the hair follicle's structure.

Graft-versus-host disease is a complication where donor immune cells attack the recipient's body, often affecting the skin, liver, and gastrointestinal tract.

Stem cells help repair tissue mainly by releasing beneficial substances, not by replacing damaged cells.

Botox increased hair count in men with baldness and might work by improving scalp blood flow.

Injecting a special gel with human protein particles can help hair grow.

New understanding of the causes of primary cicatricial alopecia has led to better diagnosis and potential new treatments.

Stretching skin increases a certain protein that attracts stem cells, helping skin regeneration.

Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.

Bone marrow and umbilical cord stem cells can help grow new hair.

Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.