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Permanent hair loss after a stem cell transplant can be a sign of chronic immune system attack on the scalp.

A cat in Brazil was found with a severe skin condition linked to feline AIDS.

The document explains hair and nail biology, common hair loss conditions and treatments, oral and genital skin diseases, and the risks and treatments associated with squamous cell carcinoma.

The document reviews various hair and nail disorders, their causes, and treatments, emphasizing the need for proper diagnosis and the link between nail changes and systemic diseases.

Treatments for autoimmune hair loss have limited success and patients need emotional support and self-acceptance.

No FDA-approved treatments for chemotherapy-induced hair loss existed in 2006; more research was needed.

Hair growth dysfunction involves various conditions with limited treatment options.

Non-invasive methods can effectively diagnose and manage alopecia areata.

Melatonin affects certain genes and pathways involved in cashmere goat hair growth.

Melatonin can increase cashmere yield by altering gene expression and restarting the growth cycle early.

Certain small molecules can help regrow hair by turning on the body's cell cleanup process.

Fibrosing alopecia in a pattern distribution is a unique hair loss condition with inflammation and scarring, resembling but distinct from common balding.

The demineralized bone matrix scaffold is better for cell attachment than the mineralized bone allograft.

EZH2 levels decrease as fetuses develop and are higher in adult skin, which may affect skin growth and repair.

Hair growth is cyclic and influenced mainly by local factors.

Myo-inositol supplements may improve insulin sensitivity and help with conditions like PCOS and gestational diabetes, but more research is needed.

Frontal fibrosing alopecia is a hair loss condition in postmenopausal women, similar to lichen planopilaris, with ineffective treatments.

Stem cell-derived conditioned medium shows promise for treating various medical conditions but requires standardized production and further validation.

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

High levels of male hormones, insulin resistance, and obesity are closely linked and worsen polycystic ovary syndrome, but more research is needed to improve treatments.

Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.

A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.

Skin grafts on mice can cause an immune response leading to hair loss, useful for studying human hair loss conditions.

Macrophages help heal nerves by aiding the maturation of Schwann cells and are important for nerve repair.

There are many treatments for permanent hair loss disorders, but their effectiveness varies and there's no clear best option.

Conditioned media from mesenchymal stem cell cultures could be a more effective alternative for regenerative therapies, but more research is needed.

Type 2 diabetes, bacterial scalp infections, and tight hairstyles like braids and weaves are linked to a higher risk of a scarring hair loss condition in African American women.

Low-dose oral minoxidil and spironolactone combo effectively reduces hair loss and improves hair density in women.

The conclusion is that certain scalp tissue changes are characteristic of lichen planopilaris, with mucinous perifollicular fibroplasia being a new feature for diagnosis.

Dermatologists need to understand African American hair-care practices to better treat their hair and scalp disorders.