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Two trichoscopic patterns found in hair loss: diffuse fibrotic and androgenetic alopecia, affecting treatment choice and regrowth chances.

Keratin gene clusters in humans and marsupials are similarly organized.

The Kras mutation changes normal cell signals, leading to disrupted tissue structure and potential cancer.

The distal radius evolved to adapt and function despite potential fractures.

Elastin staining helps assess late-stage scarring alopecia but is not definitive, and clinical diagnosis is still crucial.

Scalp reconstruction is complex and aims to restore function and appearance after damage.

The 3D hair follicle model improves understanding of hair growth and drug testing.

Dual TCR Treg cells are common in mouse tissues and vary by location.

Mechanoreceptors convert physical touch into electrical signals through specialized nerve structures.

A mare had a functional ovary with a tumor containing cartilage and bone.

Human hair follicles can grow and form structures in a collagen gel, useful for studying hair cell growth.

The document concludes that early and accurate diagnosis of hair loss on the top of the scalp in Black men is important to distinguish CCCA from other types of hair loss.

Fatp4 is crucial for healthy skin development and function.

A 7-year-old girl experienced temporary hair loss due to radiation, with signs of possible hair regrowth.

Trichoscopy is a key method for dermatologists to quickly and effectively diagnose hair and scalp conditions.

Trichothiodystrophy causes abnormal protein deposits and distortion in hair follicles.

Chemotherapy can cause hair changes similar to alopecia areata, which might lead to misdiagnosis.

Keratinized wool cells still have some organelles like lysosomes and mitochondria.

Specific mutations in a receptor cause facial abnormalities and hair loss.

The hair's outermost surface has multiple layers of lipids and proteins.

Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.

Both ASR I and ASR II are effective scalp reduction techniques, with ASR I creating finer scars and ASR II removing more bald area and reducing stretch-back.

α-type filaments in guinea pig hair follicles have unique structural features.

Trichoscopy helped correctly diagnose and treat a scalp and eyebrow fungal infection.

A Rathke's cleft cyst caused hormonal imbalances and symptoms in a 68-year-old woman.

Monilethrix is a genetic disorder causing brittle hair, diagnosed using tricoscopy.

Specific immune cells and pathways contribute to hair follicle inflammation and hair loss, suggesting potential treatments for lichen planopilaris.

Tiny infundibular cysts are the main lesions in chloracne, not comedones.