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Eruptive vellus hair cysts are a cosmetic skin condition, more common in young adults, with few effective treatments.

The skin is the largest organ, protecting the body, regulating temperature, and producing hormones.

Claudin-1 is important for the barrier function and growth of hair.

New drug delivery methods can make natural compounds more effective and stable.

Using a gene therapy with the Sonic Hedgehog gene helps mice regrow hair faster after losing it from chemotherapy.

Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.

Scalp cooling can help prevent chemotherapy-induced hair loss with a 50-90% success rate and is safe for patients.

Peptide hydrogel scaffolds help grow new hair follicles using stem cells.

EVG staining is a valuable, simple, and cost-effective method for diagnosing various skin conditions in dermatopathology.

Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.

Live imaging has advanced our understanding of stem cell behavior and raised new research questions.

Bariatric surgery may help severely obese teenagers but has risks and requires careful patient selection and long-term care.

The debate on direct-to-consumer pharmaceutical ads continues, with consumers finding them educational and doctors concerned about their impact on patient relationships and medication understanding.

Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.

The study developed a tool to predict how gut microbes process foods and drugs, showing that similar compounds often share metabolic pathways and effects.

High lactate dehydrogenase activity is not necessary for the growth of squamous cell carcinoma.

Sweat glands and hair follicles are structurally connected within a specific layer of skin fat.

Eating glucoraphanin can help prevent psychosis in offspring whose mothers had immune system activation.

Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.

Skin and hair can regenerate after injury due to changes in gene activity, with potential links to how cancer spreads. Future research should focus on how new hair follicles form and the processes that trigger their creation.

Different sports can cause specific skin conditions that need proper diagnosis and treatment.

Food deprivation increases MST enzyme in the brain, possibly affecting energy balance.

The skin's basement membrane has specialized structures and molecules for different tissue interactions, important for hair growth and attachment.

The study found that a specific area of the hair follicle helps start hair growth by reducing the blocking effects on certain cells and controlling growth signals.

Feed restriction in sheep leads to finer wool fibers but may reduce wool quality.

CD98hc's role in skin health decreases with age.

Androgen Deprivation Therapy for prostate cancer often reduces sexual function but intermittent therapy may be more tolerable.

No true link between AGA and insulin resistance, but coexistence may worsen AGA.

Metformin taken during pregnancy increases SHBG in newborns but doesn't change other hormone levels in mothers or babies.

The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.