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The southern elephant seal's skin layer helps waterproof the skin by being tightly connected to hair shafts.

CARB is a strong barrier in human hair that prevents dye penetration.

Sox2-positive cells determine specific hair follicle types in mammals.

The method allows detailed observation of hair tissue structures.

Hair is complex, varies in type, and plays a big role in attractiveness and culture.

Hair germ cells differ from epidermal cells in keratin expression, and specific keratins form after hair differentiation.

Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.

Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.

Less stiff collagen promotes higher cell growth in hair follicles.

Skin and hair cells release serotonin and histamine naturally, which could help improve skin health.

Hair follicles on the scalp interact with and respond to the nervous system, influencing their own behavior and growth.

Dermal papilla cells are key to fine wool growth in sheep.

African spiny mice can regenerate skin, hair, and cartilage, but not muscle, and their unique abilities could be useful for regenerative medicine.

Scientists created 3D hair-like structures that could help study hair growth and test treatments.

Dermal papilla cells are crucial for hair growth and can induce new hair follicles.

A new pair of mouse keratins, 65 kD and 48 kD, are found in specific skin areas and are linked to a unique skin differentiation type.

A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.

Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.

Activating TRPV4 in skin cells helps regrow hair in mice, possibly offering a treatment for hair loss.

Hedgehog signaling can create new hair follicles in adult skin but may increase cancer risk.

Sox13 is a marker for early hair follicle development but not essential for skin and hair growth.

Optimized conditions and specific treatments enhance the growth of hair cells from C3H mice.

VR1 signaling can inhibit hair growth by affecting cell processes and increasing hair growth inhibitors.

The connective tissue around hair follicles changes structure throughout the hair cycle.

Sensory neuron remodeling and Merkel-cell changes happen independently during skin maintenance.