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Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.

Different populations have distinct hair structures related to their ancestry.

Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.

The hair keratin gene KRT81 is found in both normal and breast cancer cells and helps them invade surrounding tissues.

Miniaturized hairs stay connected to muscle in alopecia areata, allowing possible regrowth, but not in androgenetic alopecia.

Mice with the naked gene have missing or abnormal hair cells.

Understanding hair biology is key to developing better treatments for hair and scalp issues.

Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.

A mutation in the KRT71 gene causes a hair disorder by disrupting hair follicle structure and texture.

Rac1 is essential for proper hair structure and color.

Outside factors like grooming, chemicals, and the environment can damage hair and cause disorders.

Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.

Lysosomal proteases and cytoplasmic enzymes help hair follicle cells develop and differentiate.

Understanding hair follicle structure is key for treating hair disorders and could help develop new treatments.

Human hair varies widely and should be classified by curl type rather than race.

Hair transplants can make hair follicles larger and hair shafts thicker.

Premature greying of hair is common among young people at King Faisal University, especially females, and is linked to health issues, lifestyle, and family history.

The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.

The document explains how to create detailed biological pathways using genomic data and tools, with examples of hair and breast development.

ADAM 10 and ADAM 12 proteins are involved in different stages of hair growth and could be targets for treating hair disorders.

The review highlights the importance of stem cells in hair health and suggests new treatment strategies for hair loss conditions.

Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.

Calcium reduces involucrin in rat hair bulbs but doesn't affect filaggrin and Kdap.

A new mutation in the KRT86 gene was found to cause the hair disorder monilethrix in a Han family.

A small molecule can strengthen fine hair, making it more resistant and natural-feeling.

Genetic mutations cause various hair diseases, and whole genome sequencing may reveal more about these conditions.

Murine hair has specific types of ceramides and glucosylceramides but lacks acylceramides.

The shampoo naturally colors and conditions hair safely without toxic chemicals.

Blue light can damage hair and scalp, leading to hair loss.

External factors like pollution, stress, and poor nutrition can negatively affect hair growth.