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The CO₂ laser is better for hair transplantation because it causes less damage than the Ho:YAG laser.

Hair transplant surgery can rebuild muscle and nerve connections, allowing transplanted hairs to stand up like normal hairs.

Printing human stem cells and a special matrix during surgery can help grow new skin and hair-like structures in rats.

The document concludes that specific cells are essential for hair growth and more research is needed to understand how to maintain their hair-inducing properties.

Hair follicle regeneration in skin grafts may be possible using stem cells and tissue engineering.

Researchers found a genetic link for hereditary hair loss but need more analysis to identify the exact gene.

Graphene oxide helps deliver a skin healing agent over time, improving skin and hair follicle regeneration.

Scientists have made progress in creating replacement teeth, hair, and glands that work, which could lead to new treatments for missing teeth, baldness, and dryness conditions.

Fat from the body can help improve hair growth and scars when used in skin treatments.

The new SIS-PEG sponge is a promising material for skin regeneration and hair growth.

Advanced human skin models improve drug development and could replace animal testing.

PDRN, derived from salmon sperm, shows promise in healing wounds, reducing inflammation, and regenerating tissues, but more research is needed to understand its mechanisms and improve its use.

Cell transplantation faces challenges in genitourinary reconstruction, but alternative tissue sources and microencapsulation show promise.

Lasers are effective and safe for various medical treatments, including cancer, wound healing, and skin conditions.

Advancements in creating skin grafts with biomaterials and stem cells are promising, but more research is needed for clinical application.

New hair follicles could be created to treat hair loss.

Nanotechnology could improve hair regrowth but faces challenges like complexity and safety concerns.

Autologous Platelet and Extracellular Vesicle-Rich Plasma (PVRP) has potential in enhancing tissue regeneration and improving hair conditions, but its effectiveness varies due to individual differences.

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.

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

Hydrogel composites have great potential in regenerative medicine, tissue engineering, and drug delivery.

Chitosan, a natural substance, can be used to create tiny particles that effectively deliver various types of drugs, but more work is needed to improve stability and control of drug release.

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

Injectable hydrogels are becoming increasingly useful in medicine for drug delivery and tissue repair.

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

Bioinspired polymers are promising for advanced medical treatments and tissue repair.

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

The secretome from mesenchymal stem cells is a promising treatment that may repair tissue and avoid side effects of stem cell transplantation.

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

Periodontal ligament stem cells show promise for regrowing tissues but require more research for safe, effective use.