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The document suggests that human hair has electrical charges because of a gap in nerve cell coverage that affects electromagnetic radiation.

Synthetic hairs are not recommended for use.

Curved human hair has different structures on its convex and concave sides.

HAP stem cells can repair nerves and spinal cords by becoming Schwann cells.

Mummy hair from the Taklamakan desert has calcium and phosphorus inside.

Merkel cells stabilize nerve endings in the skin, and they change independently of each other.

Mechanical forces are crucial in shaping our sensory organs during development.

Human hair surface varies in wettability, showing daily and monthly patterns.

Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.

Human hair cells can change based on their environment, especially interactions with certain skin cells.

The fuzzy gene is crucial for controlling hair growth cycles.

Muscarinic acetylcholine receptors help regulate and promote hair growth.

Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.

Hair follicles have unique proteins that vary by species and are influenced by nutrition.

Glycoconjugate sugars are important for hair follicle development.

Merkel cells develop independently of nerves and are linked to specific hair follicles in mice.

Rodent spiny hair traits are due to genetic factors other than the Edar gene.

Mammary glands evolved from hair organs in Monodelphis domestica.

Stem cells in hair follicles can become neurons and other cells, especially in the upper part, useful for nerve repair.

Mouse tail skin has different keratinization near hair follicles and scales.

The hHa7 gene is regulated by androgens in certain body hair, not scalp hair.

Miniaturized hairs stay connected to muscle in alopecia areata, allowing possible regrowth, but not in androgenetic alopecia.

Humans evolved to have less hair and more sweat glands than chimpanzees and macaques.

Corkscrew hairs can help diagnose trichotillomania.

Mouse skin glands need healthy nerves to grow properly during hair growth phases.

Agoutis in captivity have more resting (telogen) hairs than growing (anagen) hairs, regardless of season or gender.

Mice with the naked gene have missing or abnormal hair cells.

Hair capacitance mapping effectively measures hair surface moisture changes.