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Microneedles are effective for painless drug delivery and promoting wound healing and tissue regeneration.

Microneedle technology has advanced for painless drug delivery and sensitive detection but faces a gap between experimental use and clinical needs.

The new wound dressing promotes cell growth and healing, absorbs wound fluids well, and is biocompatible.

The new hydrogel dressing with natural molecules helps heal wounds faster and improves skin repair.

A special hydrogel helps heal skin without scars and regrows hair.

3D bioprinting is advancing in plastic and reconstructive surgery, especially for creating tissues and improving surgical planning, but faces challenges like vascularization and material development.

JAGGED1 could help regenerate tissues for bone loss and heart damage if delivered correctly.

Hair follicle regeneration and delivery is complex due to many molecular and cellular factors.

Targeting NCoR1 can help treat heart enlargement and dysfunction.

Fat tissue cells are a promising option for healing various diseases, but more research is needed to ensure they are safe and effective.

Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.

iPSC-derived stem cells on a special membrane can help repair full-thickness skin defects.

The conclusion is that fat grafting is safe and effective but carries risks that need careful management.

Calcium microcapsules are better for long-term use in artificial dermal papilla, while barium microcapsules are good for short-term.

Organotypic culture systems can grow skin tissues that mimic real skin functions and are useful for skin disease and hair growth research, but they don't fully replicate skin complexity.

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

The scaffolds significantly sped up wound healing in dogs and were safe.

Platelet-rich treatments can help improve wound healing and tissue repair.

Modern wound dressings like hydrocolloids, alginates, and hydrogels improve healing and are cost-effective.

New treatments for hair loss are emerging, and doctors need to learn how to use them effectively.

Lung and liver macrophages protect our tissues and their dysfunction can cause various diseases.

Natural skincare products may help reduce sun damage and support the skin's daily cycle.

Exosomes show promise for improving wound healing, reducing aging signs, preventing hair loss, and lightening skin but require more research and better production methods.

Keratin from hair binds well to gold and BMP-2, useful for bone repair.

Human placenta hydrogel helps restore cells needed for hair growth.

Skin aging is a complex process influenced by various factors, leading to wrinkles and sagging, and should be considered a disease due to its health impacts.

Stress does not greatly speed up aging or hair loss in politicians.

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.

Nanotechnology shows promise for better drug delivery and cancer treatment.

Collagen makes skin stiff, and preservation methods greatly increase tissue stiffness.