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Substance abuse can cause various skin problems, including marks from injections, sores, premature aging, and increased cancer risk.

The method for sideburn reconstruction was safe and effective, giving natural-looking hair with minimal scarring.

A machine learning model called CATNIP can predict new uses for existing drugs, like using antidepressants for Parkinson's disease and a thyroid cancer drug for diabetes.

The Hairless gene is crucial for hair cell development, affecting whether skin cells become hair or skin and oil gland cells.

Propylene glycol and ethanol increase finasteride skin absorption, sodium lauryl sulfate doesn't.

Researchers successfully transplanted hair follicles in mice, which survived well and helped in wound healing.

Animal research has greatly advanced dermatology.

The junction of the inner and outer prepuce with good blood flow is best for vascular pedicle flaps.

Micro-CT helps identify suitable areas for surgical procedures based on blood vessel distribution in hypospadias-affected rats.

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.

Hair follicle development and microbes help regulatory T cells gather in newborn skin.

Sulforaphane from broccoli can help protect skin from sun damage.

Current treatments for alopecia show no significant long-term benefits.

Androgens can cause hair growth in some areas and hair loss on the scalp.

New research suggests that skin cell renewal may not require a special type of cell previously thought to be essential.

Human dermal fibroblasts are the main cells targeted by a virus that can cause a deadly skin cancer, and a certain inhibitor can effectively block this infection.

Silver nanoparticles coated with substances like PEG showed strong antibacterial effects and improved wound healing when used in hydrogels.

Stress increases nerve fibers and immune cell activity in mouse skin, possibly worsening skin conditions.

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

Nerves and chemicals in the body can affect hair growth and loss.

Wool follicles are complex, involving interactions between different cell types and structures.

Phospholipase A2 is necessary for the correct placement of PIN proteins in plant roots, affecting root growth.

Sponge helps heal wounds faster with less inflammation and better skin/hair growth.

Vervet monkeys show physical changes like hair loss and scrotal color changes due to stress or nutrition issues.

Toxic epidermal necrolysis is a severe skin condition often caused by drugs, with complex treatment and a high risk of death, but survivors usually heal without scars.

Topical drugs and near-infrared light therapy show potential for treating alopecia.

Skin problems can be caused or worsened by physical forces and pressure on the skin.

High-frequency ultrasonography is a useful but underused tool in dermatology for assessing skin cancers, monitoring diseases, and evaluating treatments.

Children with scalp fungal infections need proper diagnosis and treatment, usually with antifungal medications, and newer drugs may offer quicker recovery.

Low-level laser therapy is safe and can increase hair growth for male and female pattern hair loss.