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Tofacitinib is safe and effective for severe alopecia areata, but hair loss may return 2 months after stopping treatment.

Stem cells help heal skin wounds by moving and changing roles, working with other cells, and needing more research on their activation and behavior.

Ruxolitinib effectively regrows hair in most patients with severe hair loss.

Alopecia areata is likely an autoimmune disease with unclear triggers, involving various immune cells and molecules, and currently has no cure.

A patient with Alopecia Areata had complete hair regrowth after using the drug baricitinib.

Cancer treatments targeting specific cells and the immune system can cause skin, mouth, hair, and nail problems, affecting patients' quality of life and treatment adherence.

Alopecia areata involves immune activation in the scalp, suggesting treatments targeting TH1, TH2, and IL-23 pathways.

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.

Memory T cells in the skin balance staying put and moving into the blood, clustering around hair follicles, and increasing in number after infection.

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.

Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.

Keratinocytes help heal skin wounds by interacting with immune cells and producing substances that kill pathogens.

The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.

Targeting the IL-23/IL-17 pathway effectively treats several inflammatory skin diseases.

Aging causes skin stem cells to work less effectively.

Fat-derived stem cells show promise for skin repair and reducing aging signs but need more research for consistent results.

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

Men generally have more severe COVID-19 cases and higher death rates than women due to biological differences.

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

Janus kinase inhibitors are promising treatments for autoimmune skin diseases like eczema and psoriasis.

Formyl-peptide receptor agonists could be new anti-inflammatory drugs.

Restoring hair bulb immune privilege is crucial for managing alopecia areata.

Prolactin affects hair growth and skin conditions, and could be a target for new skin disease treatments.

FOXO1 is important for wound healing, but its dysfunction in diabetes can slow the healing process.

The document concludes that diagnosing and treating Human African Trypanosomiasis is challenging, but new treatments like fexinidazole are promising.

Animal models have helped understand hair loss from alopecia areata and find new treatments.

Lichen Planopilaris and Frontal Fibrosing Alopecia may help us understand hair follicle stem cell disorders and suggest new treatments.

Hidradenitis suppurativa is caused by genetic factors, inflammation, bacteria, hormones, and lifestyle factors like obesity and smoking.

New treatments for Alopecia Areata, like JAK inhibitors, show promise for hair regrowth and are likely to change future treatment approaches.

Targeting the skin's endocannabinoid system could help treat skin disorders.