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

The study found that certain genes are important for hedgehog skin appendage development and immunity, with spines possibly evolving for protection and infection resistance.

Both Th1 and Th2 immune responses are increased in alopecia areata, with Th2 response more strongly linked to how severe the disease is.

Ovol2 is crucial for hair growth and skin healing by controlling cell movement and growth.

Androgens can both increase and decrease hair growth in different parts of the body.

Blocking Wnt signaling in young mice causes thymus shrinkage and cell loss, but recovery is possible when the block is removed.

Lung repair involves both dedicated and flexible stem cells, important for developing new treatments.

Disrupting Acvr1b in mice causes severe hair loss and thicker skin.

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

Fine wool sheep have more genes for wool quality, while coarse wool sheep have more for skin and muscle traits.

Inhibiting AP1 in mice skin causes structural changes and weakens the skin barrier.

Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.

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.

Newly found stem cells in horse hooves show promise for treating a hoof disease called laminitis.

The research identified two types of keratinocytes in chicken scales: one for hard scales and another for soft skin, with similarities to human skin differentiation.

Monilethrix is a genetic hair disorder causing fragile, beaded hair with no effective treatment.

The document explains how to identify different hair problems using a microscope.

Blocking the Mitochondrial Pyruvate Carrier causes stress in hair follicles, which can be reduced by an ISR inhibitor.

Coating surfaces with human hair keratin improves the growth and consistency of important stem cells for medical use.

Small proline-rich proteins and trichohyalin help make epithelial tissues tougher and more flexible.

The hair keratin gene KRT81 is found in both normal and breast cancer cells and helps them invade surrounding tissues.

Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.

Minoxidil sulfotransferase is a marker of keratinocyte differentiation and may play a role in hair growth.

The Foxn1 gene mutation causes hairlessness and immune system issues, and understanding it could lead to hair growth disorder treatments.

Drosha and Dicer are essential for hair follicle health and preventing DNA damage in skin cells.

Keratin 17 is modified by RSK1 in response to growth and stress, affecting skin growth and stress response.

Hair and nails are similar keratin structures with different shapes and growth, affected by the same diseases and environmental factors.

The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.

The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.

Feather growth and regeneration involve complex patterns, stem cells, and evolutionary insights.