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The document provides a method to classify human hair growth stages using a model with human scalp on mice, aiming to standardize hair research.

Androgens can both increase and decrease hair growth in different parts of the body.

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.

Antiandrogens like flutamide are effective in treating conditions like prostate cancer and hair loss, but there's a need for more potent versions. Understanding their structure can help develop better treatments.

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

Bone Morphogenetic Proteins (BMPs) help control skin health, hair growth, and color, and could potentially be used to treat skin and hair disorders.

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

Blocking JAK-STAT signaling can lead to hair growth.

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

TGF-β is crucial for controlling stem cell behavior and changes in its signaling can lead to diseases like cancer.

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.

The dermal papilla is crucial for hair growth and health, and understanding it could lead to new hair loss treatments.

Cathepsin L is essential for normal hair growth and development.

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.

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

The conclusion is that Treg-targeted therapies have potential, but more knowledge of Treg biology is needed for effective treatments, including for cancer.

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

Cepharanthine is a well-tolerated drug with multiple medical uses, including anti-inflammatory and anti-cancer properties.

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

Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.

Macrophages help regrow hair by activating stem cells using AKT/β-catenin and TNF.

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

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

We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.

Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.

No treatment fully prevents hair loss from chemotherapy yet.

Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.

A wearable device using electric stimulation can significantly improve hair growth.

Researchers identified genes linked to coat color, body size, cashmere production, and high altitude adaptation in goats.