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Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.

Increasing mir-302 turns human hair cells into stem cells by changing gene regulation and demethylation.

Niosomes are a promising, stable, and cost-effective drug delivery system with potential for improved targeting and safety.

Human skin can make serotonin and melatonin.

Calcium affects where root hairs grow, but other unknown factors determine their growth direction.

A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.

Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.

The ZIP7 gene helps control zinc levels in cells by moving zinc from the Golgi apparatus to the cytoplasm.

Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.

A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.

Special fiber materials boost the healing properties of certain stem cells.

Regenerated fully functional hair follicles using stem cells, with potential for hair regrowth therapy.

Different types of skin cells have unique genetic markers that affect how likely they are to spread cancer.

Scientists made working salivary glands in mice using bioengineered cells, which could help treat dry mouth.

Hair follicle stem cells are key for hair and skin regeneration, can be reprogrammed, and have potential therapeutic uses, but also carry a risk of cancer.

Patients with certain skin symptoms and high ANA titers should be monitored for potential systemic lupus.

K_ATP channel gene mutations are linked to heart diseases, but more research is needed to understand the connection and treatment potential.

Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.

Male hormones affect COVID-19 severity and certain drugs targeting these hormones could help reduce the risk.

Exosomes could potentially enhance tissue repair and regeneration with lower rejection risk and easier production than live cell therapies.

Macrophages help heal nerves by aiding the maturation of Schwann cells and are important for nerve repair.

Oxidative stress contributes to hair graying and loss as we age.

Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.

Fat cells in the skin help start healing and form important repair cells after injury.

Particles around 100 nm can penetrate and stay in hair follicles without passing through healthy skin, making them safe for use in topical products and useful for targeted drug delivery.

Different PIN proteins affect plant root hair growth by changing how auxin is transported.

Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.

Cytokeratin 19 and cytokeratin 15 are key markers for monitoring the quality and self-renewing potential of engineered skin.

The hydrogel with a 1:3 ratio of hydroxyethyl cellulose to hyaluronic acid is effective for delivering drugs through the skin to treat acne.

Stress increases nerve fibers and immune cell activity in mouse skin, possibly worsening skin conditions.