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Low-dose acitretin helps nail psoriasis, stem cells may treat scarring alopecia, Chinese men have lower baldness rates, lateral foldplasty is good for ingrown toenails, hair diameter helps diagnose female baldness, childhood trauma linked to alopecia areata, certain hair-weaving leads to scalp conditions in African American women, and new methods for hair research and understanding hair and sweat gland development were introduced.

Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.

Aging skin shows thinner layers, fewer hair follicles, and new biomarkers like increased space between cells and smaller sebaceous glands.

Pangolins have lost some skin-related genes, but kept others, showing complex skin evolution.

The study found unique skin changes in a rare type of alopecia linked to a skin condition called linear morphea.

PRP therapy significantly improves hair growth and density in men with androgenic alopecia.

No CD44 in alopecia areata, present in normal and androgenetic alopecia.

Older people's sweat glands are less effective at helping skin wounds heal due to weaker cell connections.

The article concludes that developing in vitro models for human hair structures is important for research and reducing animal testing, but there are challenges like obtaining suitable samples and the models' limitations.

The review emphasizes the need to recognize skin conditions that affect hair follicles and sweat glands to avoid misdiagnosis.

A woman with hair loss had a benign sweat duct tumor found during a scalp biopsy.

The 3D-SeboSkin model effectively simulates Hidradenitis suppurativa and is useful for future research.

Androgen receptors found in monkey scalps, similar to humans, affect hair growth.

New suturing technique with wider intervals and shallow stitches helps prevent scalp scars and promotes hair growth.

Pangolins have lost some skin-related genes, but kept others, leading to their unique scales and skin features.

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

A disease causing skin issues in young adult German short-haired pointers is hereditary, with most affected dogs not responding to treatment.

Too much β-catenin activity can mess up the development of mammary glands and make them more like hair follicles.

Keeping β-catenin levels high in mammary cells disrupts their development and branching.

The model better predicts how water-loving and fat-loving substances move through the skin by including tiny pores and hair follicle paths.

Melatonin may benefit skin health and could be a promising treatment in dermatology.

Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.

Epidermal stem cells could lead to new treatments for skin and hair disorders.

Hair follicles are important for drug delivery through the skin, but better methods are needed to understand and improve this process.

Different ectodermal organs like hair and feathers regenerate differently, with specific stem cells and signals involved in their growth and response to the environment.

Dermal Papilla Cells grown in 3D and with stem cells better mimic natural hair growth conditions than cells grown in 2D.

Researchers developed a new way to measure gene activity in single hair follicles and found that a specific gene's activity changes with different amounts and times of treatment.

The skin's ability to produce hormones is linked to various skin conditions, and better understanding this process could lead to new treatments.

Foxi3 expression in developing teeth and hair is controlled by the ectodysplasin pathway.

Some plants may help with hair growth and have fewer side effects than synthetic drugs, but more research is needed to confirm their effectiveness.