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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.

Gene expression in hair follicles can help diagnose methamphetamine use disorder.

Microneedles are promising for long-acting drug delivery and can improve patient compliance, but more data is needed to confirm their effectiveness.

The document concludes that surgical robots improve surgery and recovery but are costly and can stress surgeons due to less patient contact.

Body and beard hair can be used for hair restoration in severely bald patients, but the technique is complex and costly.

The Juri Temporo-Parieto-Occipital Flap is a good option for scalp reconstruction and hairline restoration with a natural look, despite some risk of necrosis and scarring.

New hair transplant method allows for hair regrowth in the donor area and less scarring.

Stem cells rearrangement regenerates functional hair follicles, potentially treating hair loss.

Chilled ATPv-supplemented saline best preserves hair grafts' key genes.

Partial hair follicle extraction can effectively double the number of hair follicles for transplants, with most surviving and growing normally after a year.

Tying a knot can measure hair friction, useful for medical applications.

Growing human skin cells in a 3D environment can stimulate new hair growth.

Follicular unit grafting is a procedure used to treat hair loss, where small hair grafts are placed into the scalp, with future treatments likely to involve smaller incisions and cell-based therapies.

TLR3 activation helps improve skin and hair follicle healing in mice.

The Erbium YAG laser is effective in hair restoration, resulting in high yield and density, but it's not recommended for second replacements or those with good-quality hair.

TGFβ signaling prevents sebaceous gland cells from producing fats.

IL-6 from stem cells helps repair skin and grow hair.

Robotic surgical systems are being used more in plastic and reconstructive surgery due to their precision and control, improving patient outcomes and satisfaction, despite challenges like high costs.

Hair restoration surgery techniques have evolved, with focus on patient selection and realistic goals, and future advancements may include cloning and gene therapy.

Understanding the scalp's blood flow and using delay techniques can improve the success of hair restoration surgeries.

A man's severe head pain after hair transplant was greatly relieved by pulsed radiofrequency treatment.

Both cell and non-cell parts are important for rat whisker follicle regrowth.

Oncoplastic breast surgery is more cost-effective than standard lumpectomy for large-breasted women despite being more expensive.

Finasteride can reduce fertility in some men, but stopping it increases sperm count.

Tooth papilla cells can help regenerate hair follicles and grow hair.

Treat hair loss with finasteride, minoxidil, or surgery; consider side effects and severity.

Male hormones affect oil-producing skin cells differently based on their body location, and the drug spironolactone can reduce these effects.

Skin stem cells are maintained by signals from nearby cells and vary in their ability to renew and mature.

Adrenal gland disease is common in ferrets and causes hair loss and other symptoms.

miR-140-5p in certain cell vesicles helps hair growth by boosting cell proliferation.