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Horizontal scalp biopsy sections effectively diagnose and predict MPAA, with follicular density and inflammation impacting hair regrowth.

Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.

The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.

Certain proteins, Lgr5 and Lgr6, are important markers of adult stem cells and are involved in tissue repair and cancer development.

Epithelial-mesenchymal interactions control hair growth cycles through specific molecular signals.

Growing human skin cells in a 3D environment can stimulate new hair growth.

Apoptosis is essential for human skin development and forming a functional epidermis.

Ectodin integrates BMP, SHH, and FGF signals in developing ectodermal organs.

Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.

Stem cells are crucial for skin repair and new treatments for chronic wounds.

The document concludes that understanding hair follicle biology can lead to better hair loss treatments.

The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.

Melatonin is important for skin health and protection, and can be made by the skin or applied to it.

Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.

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.

PGD2 stops hair growth and is higher in bald men with AGA.

Stem cell niches are crucial for regulating stem cell renewal and differentiation, and understanding them can help in developing regenerative therapies.

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.

Early diagnosis and treatment, using finasteride, minoxidil, or hair transplantation, improves hair loss outcomes.

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

Most women with excess hair growth have an underlying hormonal issue, often treated with medication and hair removal methods.

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

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

Wnt ligands are crucial for hair growth and repair.

The conclusion is that accurate diagnosis of different types of hair loss requires good teamwork between skin doctors and lab experts.

Epidermal stem cells are diverse and vary in activity, playing key roles in skin maintenance and repair.

Minoxidil sulfate stimulates hair growth.

Low-Level Laser Therapy is effective and safe for hair growth with minimal side effects.

Male hormones, particularly DHT, are linked to male pattern hair loss, and treatments like finasteride can help, but they don't work for postmenopausal women's hair loss, which may have different causes.