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The document concludes that while some organisms can regenerate body parts, mammals generally cannot, and cancer progression is complex, involving mutations rather than a strict stem cell hierarchy.

The dietary supplement significantly improved skin, nails, and hair in older adults.

Future research should focus on making bioengineered skin that completely restores all skin functions.

Different ectodermal organs like hair and feathers regenerate differently, with specific stem cells and signals involved in their growth and response to the environment.

Electron Beam Tomography (EBT) is a useful additional test to stress testing for detecting heart disease.

The new delivery method for dutasteride is more effective and has fewer side effects.

Future hormone therapy trials should match the diverse needs and priorities of the gender-diverse community.

The mesenchyme can start hair growth, but the exact signal that causes this is still unknown.

George Ernest Rogers was a notable scientist who made important discoveries about hair and wool proteins.

Micro-CT helps identify suitable areas for surgical procedures based on blood vessel distribution in hypospadias-affected rats.

Inositol and arginine solutions improve hair follicle health and turnover.

Men and women need different facial rejuvenation treatments due to distinct aging processes and anatomical differences.

The document recommends a multidisciplinary approach and experience sharing to advance facial feminization surgery as a medical field.

Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.

Hair straightening changes hair structure and can cause damage if done wrong, but improvements in the methods are expected to continue.

Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.

Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.

The document concludes that understanding hair loss patterns and careful surgical techniques are key for successful hair transplantation in oral and maxillofacial surgery.

Most patients with Tuberous sclerosis had neurological or skin issues, and over half had psychiatric problems.

The document concludes that detailed clinical descriptions of seven family cases help understand dominant dystrophic epidermolysis bullosa's symptoms and inheritance.

A man with Klinefelter syndrome had a leg ulcer that didn't heal well, even with treatment.

Finasteride reduces sperm count and quality and alters hormone levels in mice.

The document concludes that better targeted treatments are needed for wound healing, and single-cell technologies may improve cell-based therapies.

VEGF helps hair grow and determines follicle size by increasing blood vessel growth.

Improving artificial vascular grafts requires better materials and surface designs to reduce blood clotting and support blood vessel cell growth.

β-catenin is essential for stem cell activation and proliferation in hair follicles.

The study found that in Latin America, ancestry varies by location, influences physical traits, and affects how people perceive their own heritage.

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

Changing how mesenchymal stromal cells are grown can improve their healing abilities.

Polysaccharides have many health benefits and are used in drugs, but isolating and purifying them is complex and requires careful methods.