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Bird foot scales develop differently and can repair but not fully regenerate due to the lack of specialized stem cell areas.

Removing a specific gene in certain skin cells causes hair loss on the body by disrupting normal hair development.

Chicken feather gene mutation helps understand human hair disorders.

The study found that genetic differences related to hair growth and other traits help cashmere goats adapt to high-altitude environments.

Key genes can rewire networks, changing skin appendage types.

The conclusion is that androgenetic alopecia and senescent alopecia have unique gene changes, suggesting different causes and potential treatments for these hair loss types.

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

The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.

Pitx2 helps outer root sheath cells differentiate but can't start hair growth on its own.

Cashmere and milk goats have different hair growth cycles and gene expressions, which could help improve wool production.

Blocking a specific protein signal can make hair grow on mouse nipples.

Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.

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

Researchers found genes linked to feather growth speed in Shouguang chickens, highlighting two genes that might explain differences in feathering.

Mutant mice help researchers understand hair growth and related genetic factors.

LGR5 is a common marker of hair follicle stem cells in different animals and is important for hair growth and regeneration.

Multi-omics techniques help understand the molecular causes of androgenetic alopecia.

Fasting in hens affects thyroid hormones, which regulate feather and hair growth.

Spermidine may help reduce hair loss and deserves further testing as a treatment.

Bmpr2 and Acvr2a receptors are crucial for hair retention and color.

Injecting CHIR-99021 into goose embryos improves feather growth by changing gene activity and energy processes.

Blocking BMP signaling causes hair loss and disrupts hair growth cycles.

Feathers are useful for researching growth, regeneration, and the effects of treatments like chemotherapy on hair loss.

Good feather growth in poultry needs the right balance of proteins, amino acids, minerals, and vitamins.

Scientists have developed a method to keep chicken feather follicles alive and structurally intact in a lab for up to a week.

One minoxidil-sensitive potassium channel exists in human hair follicles.

The TGF-β family helps control how cells change and move, affecting skin, hair, and organ development.

α3β1-integrin is crucial for maintaining normal hair follicle shape and function but not needed for the development of the surrounding skin.

Too much thymosin beta4 causes weird teeth and more hair growth in mice.

Mice without certain skin proteins had abnormal skin and hair development.