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Researchers found a way to create cells from stem cells that act like human cells important for hair growth and could be used for hair regeneration treatments.

Claudin-1 is important for the barrier function and growth of hair.

A substance called VIP might protect hair follicles from being attacked by the immune system, and problems with VIP signaling could lead to hair loss in alopecia areata.

Bone-marrow and epidermal stem cells help heal wounds differently, with bone-marrow cells aiding in blood vessel formation and epidermal cells in hair growth.

Mouse amnion can turn into skin and hair follicles with help from certain cells and factors.

Touch sensitivity in mouse skin decreases during hair growth due to changes in touch receptors.

Hair follicles are valuable for regenerative medicine and wound healing.

Finasteride can cause one-sided breast enlargement, which disappears after stopping the drug.

Fully regenerating human hair follicles not yet achieved.

Hair root sheaths are more common in non-scarring hair loss and help diagnose the type of hair loss.

Autoimmune liver diseases are likely linked to certain skin conditions like vitiligo and psoriasis.

Merkel cells may have roles in sensing magnetic fields, creating fingerprints, Reiki energy healing, passing on environmental information to offspring, and influencing hair shape.

MRI can effectively image skin structures noninvasively.

Systemic retinoids are effective for psoriasis but have side effects; benefits may outweigh risks, especially when reducing cancer risks from other treatments.

The conclusion is that skin and hair patterns are formed by a mix of cell activities, molecular signals, and environmental factors.

New chemotherapy drugs cause skin side effects, but treatments like minocycline and tetracycline can help reduce them.

Hair follicle stem cells are promising for wound healing but require more research for safe clinical use.

Trichoscopy helps diagnose hair and scalp disorders in dark-skinned people by identifying unique patterns.

Reflectance confocal microscopy can help tell apart scarring from non-scarring hair loss.

Scientists developed a method to grow human fetal skin and digits in a lab for 3-4 weeks, which could help study skin features and understand genetic interactions in tissue formation.

Scalp involvement is common in pemphigus and can lead to hair loss, with the severity of scalp lesions linked to overall disease severity.

Nanocarriers could improve how drugs are delivered through the skin but require more research to overcome challenges and ensure safety.

Researchers found a new mutation in the EDA gene that likely causes missing teeth and mild skin symptoms in one family.

New protein changes may be involved in the immune attack on hair follicles in alopecia areata.

Human prenatal skin develops an immune network early on that helps with skin formation and healing without scarring.

Special and immunohistochemical stains are not routinely needed for diagnosing hair disorders.

New antiscarring strategies show promise, including drugs, stem cells, and improved surgical techniques.

Using skin stem cells and certain molecules might lead to scar-free skin healing.

Men need higher doses of botox than women and a different approach for facial aesthetics due to their unique facial features and muscle mass.

Melatonin receptors in hair follicles help regulate hair growth and could treat hair loss.