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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.

Hair follicles are normally protected from the immune system, but when this protection fails, it can cause hair loss in alopecia areata.

The review suggests that other immune cells besides CD8+ T cells may contribute to alopecia areata and that targeting regulatory cell defects could improve treatment.

Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.

All evaluated shampoos meet Saudi standards.

Vitamin B3 may help prevent hair loss and promote hair growth by protecting scalp cells from stress and reducing hair growth-blocking proteins.

Creating fully functional artificial skin for chronic wounds is still very challenging.

NK cells play a role in skin diseases like eczema and psoriasis.

No single treatment is clearly effective for central serous chorioretinopathy.

Microneedles are effective for drug delivery, vaccinations, fluid extraction, and treating hair loss, with advancements in manufacturing like 3D printing.

Surgical robots have improved but still can't perform tasks or make decisions on their own.

Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.

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

Miz1 is essential for proper hair structure and growth.

Laser hair removal is popular for long-term hair reduction but carries risks, requiring well-trained operators and better regulations, especially in South Africa.

The nanofibers effectively treated infected diabetic wounds by killing bacteria and aiding wound healing without toxicity.

Different species use the same genes for tooth regeneration.

Inorganic-based biomaterials can quickly stop bleeding and help wounds heal, but they may cause issues like sharp ion release and pH changes.

More high-quality research is needed to recommend flavonoids and saponins for clinical use.

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

Malassezia infection may cause refractory acne, and antifungal treatments can help.

Common skin conditions can greatly affect a person's mental health and social life.

Take care of your hair as much as your face for a youthful look.

The local environment is crucial for cell development in the tongue.

Organic and biogenic nanocarriers can improve drug delivery but face challenges like consistency and safety.

Certain growth factors significantly affect hair loss in women with telogen effluvium.

Camellia seed cake extract may help hair growth by blocking the hair loss effects of a hormone called DHT.

Non-surgical procedures can help reduce wrinkles and stimulate skin repair by understanding skin aging at the molecular level.

The herbal mix (Biochanin A, Acetyl tetrapeptide-3, and Ginseng Extracts) and the 3% Minoxidil solution are equally effective in treating hair loss, but the herbal mix has fewer side effects.