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Acne is the most common skin problem in Brazil, with a need for improved dermatological care and health education, especially for the public sector and black-skinned individuals.

The study found that horizontal sections of scalp biopsies are better for analyzing hair loss, showing fewer hairs and more fine hairs in balding areas.

GLI2 increases follistatin production in human skin cells.

Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.

The study found that mouse sweat glands develop before birth, mature after birth, and have specific keratin patterns.

Every elderly patient had at least one skin condition, often linked to other diseases, highlighting the need for integrated skin and general healthcare in the elderly.

Photodynamic therapy is the preferred treatment for skin precancer due to its effectiveness and safety.

Genetic variants linked to ten skin diseases were found, showing both immune and non-immune factors play a role.

Skin stem cells are maintained by signals from nearby cells and vary in their ability to renew and mature.

The extracellular matrix affects where tumors can start in the body.

Interferons are effective for some skin conditions and cancers, but can have side effects and need more research for optimal use.

The first in-prison dermatology clinic in the U.S. faced challenges and found certain skin conditions common among inmates, with rare cases of serious skin cancer.

Germany recognizes skin cancer from UV exposure as an occupational disease, emphasizing prevention and care for affected workers.

Men with male pattern baldness have a higher risk of certain skin cancers, especially on the scalp.

Some skin tumors may start from hair follicle stem cells.

A rare benign skin tumor showed unusual features of sebaceous and sweat glands, important for correct diagnosis.

Most cutaneous adnexal tumors examined were benign and resembled common skin tumors.

Genetic mutation and carcinogen treatment are both needed for skin cancer to develop in these specific mice.

Human skin's melanocytes respond to light by changing shape, producing pigments and hormones, which may affect sleep patterns.

Technique effectively reconstructs large scalp defects with minimal hair loss and visible scarring.

The technique of using a skin and hair graft from behind the ear successfully reconstructed a large eyebrow defect with good cosmetic results.

Hedgehog pathway inhibitors used for skin cancer can cause significant hair loss, which may improve after stopping the medication.

Sox9 is present in most canine skin tumors and may help understand stem cells' role in these cancers.

Skin cells show flexibility in healing wounds and forming tumors, with potential for treating hair disorders and chronic ulcers.

An 80-year-old patient grew new hair on a wound, showing that elderly people can still regenerate hair.

Key genes linked to hair growth and cancer were identified in hairless mice.

Trichoepitheliomas can be hard to distinguish from other skin conditions and often start in teenage years.

The elderly woman experienced hair loss and scalp itching, especially at the front hairline, and lost her eyebrows.

Dermoscopy is an effective tool for accurately detecting skin cancers.

The technique effectively repairs skin after tumor removal, maintaining appearance and function without complications.