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Merkel cells and Langerhans cells in hair follicles are closely connected and may interact.

Human hair surface varies in wettability, showing daily and monthly patterns.

The research maps the complex development of early mouse skin, identifying diverse cell types and their roles in forming skin layers and structures.

Laminin-511 may help promote hair growth, while laminin-332 does not affect hair loss.

The analysis of a large pilomatricoma revealed five distinct areas with different gene activity related to hair growth and tumor development.

The spiny mouse regenerates ear tissue asymmetrically, with gene expression differences possibly explaining its unique healing abilities.

A new technology showed that the SOX9 gene might control heart scar formation after injury, suggesting new treatment possibilities.

Hair loss in male pattern baldness is linked to changes in immune cell behavior around hair follicles.

The research found that a protein called caveolin-1 is reduced in psoriasis, but reintroducing it can help alleviate some psoriasis symptoms.

TGFβ-2 may cause hair loss in androgenetic alopecia.

The research created a detailed map of skin cells, showing that certain cells in basal cell carcinoma may come from hair follicles and could help the cancer grow.

The research identified specific genes that are active in the cells crucial for hair growth.

COVID-toes show a unique immune response over time, different from vaccine-related chilblains.

Hair analysis can provide insights into a person's medical history and location over time.

Gonadal hormones may influence sex differences in play fighting in animals, but their effect on human spatial behavior is unclear and needs more research.

Key skin cell regulators and gene organization changes are crucial for skin cell development and could help treat skin disorders.

Selenium supplements may reduce mercury levels in the hair of city dwellers in China.

RY-023, a specific drug, can improve early stage memory learning without affecting general activity in rats, but it's less effective for later learning stages and doesn't impact memory recall.

Men with moderate hair loss had the best spatial thinking, and long-term DHT might affect cognition.

Some teenagers with anorexia nervosa have worse cognitive abilities, especially in visual and spatial tasks, and this is more common in those with a lower body weight.

A new method can quickly and accurately detect drugs in hair.

The article concludes that creating a detailed map of normal human skin at the single-cell level is important.

Covering a wound can stop hair growth by promoting scarring, but boosting a process called Wnt signaling can help hair grow back even when the wound is covered.

Atopic dermatitis shows a link between skin layers in inflammation, detectable with detailed gene analysis.

The DWLSM provides detailed imaging of hair shafts and follicles with high accuracy.

X-ray microscopy can non-invasively show hair structure changes after treatments, but it's less detailed than TEM and needs improvement.

Feather growth and regeneration involve complex patterns, stem cells, and evolutionary insights.

Fingerprints form uniquely before birth due to specific genetic pathways and local signals.

The document concludes that computational models are useful for understanding immune responses and could improve cancer immunotherapy.