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Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.

The hedgehog signaling pathway is crucial for hair growth but not for the initial creation of hair follicles.

Estrogens can improve skin aging but carry risks; more research is needed on safer treatments.

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

Blocking COX, especially COX-2, in the skin can reduce inflammation and pain and may help prevent skin cancer.

Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.

Some people with pattern hair loss may also have scalp inflammation and scarring similar to lichen planopilaris.

Male pattern baldness involves genetics, hormones, and needs better treatments.

Stem cell self-renewal is complex and needs more research for full understanding.

The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.

Minoxidil boosts hair growth by increasing cell production and survival.

Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.

Some viruses can cause cancer by changing cell processes and avoiding the immune system; vaccines and targeted treatments help reduce these cancers.

Different types of stem cells with unique roles exist in blood, skin, and intestines, and this variety is important for tissue repair.

PRP treatment improves hair growth, and the device used can affect results, with some being more effective.

Low oxygen conditions increase the hair-growing effects of substances from fat-derived stem cells by boosting growth factor release.

Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.

Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.

Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.

TRP channels in the skin are important for sensation and health, and targeting them could help treat skin disorders.

Male pattern baldness involves hormones and cell signals affecting hair growth.

The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.

The article concludes that the wool follicle is a valuable model for studying tissue interactions and has potential for genetic improvements in wool production.

Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.

Melatonin helps regulate hair growth and protects the hair follicle from stress.

Overexpressing Dsg3 in mice skin causes excessive cell growth and abnormal skin development.

PRP injections improve hair thickness for baldness.

The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.

Male pattern hair loss is genetic and influenced by hormones, with treatments like minoxidil and surgery available.

Laminin-511 is crucial for early hair growth and maintaining important hair development signals.