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Hair follicles could be used to deliver drugs effectively, with the right understanding and methods.

Nanoparticles around 600-700 nm can effectively enter and stay in hair follicles for days, which may help in delivering drugs to specific cells.

Recognizing specific features of African-American hair can help diagnose hair loss conditions.

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

Pigmented casts are common in several hair loss conditions and can help diagnose specific types of alopecia.

The study suggests computer-assisted analysis of scalp biopsies could improve hair loss diagnosis but needs more validation.

Hair transplants can be a treatment for scarring hair loss if there's good blood flow and no active disease.

Examining scalp tissue under a microscope helps diagnose and understand hair loss diseases.

Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.

Melanocyte precursors in human fetal skin follow a specific migration pattern and some remain in the skin's deeper layers.

Hair loss in males involves inflammation, collagen buildup, and follicle damage, with severity increasing with age and baldness duration.

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.

Scalp biopsies from dermatomyositis patients show chronic hair loss without scarring, with mucin and blood vessel changes being very common.

Scientists successfully grew new hair follicles in regenerated mouse skin using mouse and human cells.

Norwegian puffin dogs have a unique type of hair loss that often doesn't get better on its own and responds well to ciclosporin treatment.

Dermoscopy helps diagnose and monitor treatment for hair loss from scarring conditions like discoid lupus and lichen planopilaris.

The protein ARA70/ELE1 is involved in male pattern baldness, and lower levels of its short form may lead to hair thinning.

Researchers found a new early sign of Frontal Fibrosing Alopecia that could help avoid misdiagnosis.

Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.

Tooth papilla cells can help regenerate hair follicles and grow hair.

The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.

The study provides insights into hair growth mechanisms in yaks.

Reflectance confocal microscopy helped diagnose and manage a woman's hair loss without needing a biopsy.

A woman had skin and hair issues after a botulinum toxin injection.

The document describes how to tell different types of non-scarring hair loss apart by looking at hair and scalp tissue under a microscope.

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.

Androgenetic alopecia causes hair thinning due to increased androgen activity, treatable with minoxidil and finasteride.

Trichoscopy can reveal specific hair and scalp changes in linear morphea.

A young man's cheek papule was identified as a benign hair follicle tumor using a skin surface microscope.

Hair follicle size and distribution vary significantly across different body sites.