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Chick embryo extract helps rat hair follicle stem cells potentially turn into Schwann cells, important for the nervous system.

Human Schwann cells can be quickly made from hair follicle stem cells for nerve repair.

Scientists found a specific group of itch-sensing nerve cells in mice important for feeling itch but not for sensing heat or touch.

CD34+ and CD34- melanocyte stem cells have different regenerative abilities.

Different hair follicles in the skin are innervated by unique combinations of mechanosensory neurons, crucial for touch sensation.

SDF-1/CXCL12 and its receptor CXCR4 are crucial for melanocyte movement in mouse hair follicles.

Scalp itching is common and hard to diagnose due to the complex nerve structure of the scalp.

The skin has about 230,000 touch-sensitive nerve fibers, with high concentrations in the hands and face.

Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.

Loss of Fz6 disrupts hair follicle and associated structures' orientation.

Lymphatic vessels are essential for health and can be targeted to treat various diseases.

Low-Level Laser Therapy can stimulate healing and cell function, potentially leading to wider medical use.

The LRRK2-G2019S mutation in Parkinson's disease has a lifetime penetrance of 25-35%, and finasteride may help reduce symptoms in adult male Tourette syndrome patients.

Finasteride reduces Tourette syndrome symptoms, but results may be limited due to potential biases.

Finasteride may help reduce symptoms in male Tourette syndrome patients.

The document describes a woman with familial Parkinson's disease due to a genetic mutation, showing severe symptoms and poor response to treatment, and suggests finasteride may help reduce symptoms in Tourette syndrome.

The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.

Certain proteins and their receptors are more active during the growth phase of human hair and could be targeted to treat hair disorders.

Finasteride significantly reduced tics and obsessive-compulsive symptoms in patients with Tourette syndrome.

Exosomes help nerve fibers grow by affecting specific cell signaling pathways.

THAP1 gene changes do not affect DYT1 dystonia; finasteride may help reduce tics and OCD in Tourette syndrome.

A specific gene mutation is linked to a hereditary form of dystonia that responds well to certain medications.

Finasteride significantly reduced tics and obsessive-compulsive symptoms in Tourette syndrome patients.

Finasteride may help reduce tic severity in male Tourette syndrome patients.

A woman's unique dementia was misdiagnosed, a genetic mutation increases Parkinson's risk with age, and finasteride may help with Tourette syndrome.

TRPA1 is crucial for mechanical sensitivity in skin sensory neurons.

The document concludes that adenosine receptor agonists have potential for treating various conditions, but only a few are approved due to challenges like side effects and the need for selective activation.

The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.

Cannabinoids may help treat chronic and chemotherapy-induced neuropathic pain, but more research is needed to confirm their effectiveness and safety.

Manatee whiskers are specially adapted for touch in water.