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Skin cells can help create early hair-like structures in lab cultures.

Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.

The osteopontin gene is active in a specific part of rat hair follicles during a certain hair growth phase and might affect hair cycle and diseases.

Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.

Thyroid hormone treatments help thyroidectomized rats grow normally.

Alopecia areata is a chronic condition causing hair loss, with new treatments targeting the immune system showing promise.

COVID-19 can cause hair loss, and treatments like PRP and stem cells might help.

COVID-19 may worsen hair loss, and Nourkrin® could be a safe treatment option, but more research is needed.

Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.

CK19 and Vimentin are proteins found in rat skin that help with skin renewal and maintaining cell structure.

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

Involucrin helps strengthen the inner parts of human hair.

Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.

Stem cells from hair follicles in a special gel show strong potential for bone regeneration.

CCCA is a common, progressive hair loss condition that may not always be linked to hair care practices and requires a biopsy for diagnosis.

Polarized microscopy is a quick and free method to correctly identify types of hair loss.

Hair breakage may be an early sign of a hair loss condition called CCCA in African American women.

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

Horizontal sections of scalp biopsies are good for diagnosing Central Centrifugal Cicatricial Alopecia and help customize treatment.

CD10 and CD34 levels change during hair development and different hair growth stages, which could be important for hair regeneration treatments.

The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.

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.

Calcium microcapsules are better for long-term use in artificial dermal papilla, while barium microcapsules are good for short-term.

Syphilitic alopecia is a rare hair loss condition in secondary syphilis that looks similar to another condition but can be diagnosed with specific tests and responds to antibiotics.

Hair and nail cells share similar proteins, indicating a common differentiation pathway.

Wool follicles are complex, involving interactions between different cell types and structures.

Somatostatin may help protect hair follicles from immune attacks.

Hair in mammals likely evolved from glandular structures, not scales.

Hair follicles are smaller in people with androgenetic alopecia compared to those with normal scalps.

The lump on a woman's scalp was a rare, potentially cancerous tumor from the hair follicle, not a common cyst.