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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.

PTHRP agonists can stimulate hair growth, especially in damaged follicles, while antagonists may initially increase growth but ultimately inhibit it.

Anthrax bacteria can infect and destroy hair follicles in mice, but the immune system eventually clears the infection.

The girl likely has Loose anagen hair syndrome, which may improve on its own or with minoxidil.

Alopecia areata is an autoimmune disease that targets hair follicles.

Transplanted rat hair follicles grew hair and had increased but not fully restored nerve connections in mice.

Horizontal scalp biopsy sections are better for diagnosing alopecia areata, showing fewer hair follicles and more miniaturized hairs.

Dairy cows' skin and hair follicles change size and growth phase around the time they give birth.

Reflectance confocal microscopy confirms that yellow dots are signs of damaged hair follicles in alopecia areata.

Intense pulsed light treatment effectively reduces underarm hair by making hair follicles smaller and extending their resting phase.

The document explains how hair follicles develop, their structure, and how they grow.

The belief about hair shedding phases is likely incorrect and needs reevaluation.

VEGF helps hair grow and determines follicle size by increasing blood vessel growth.

The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.

Hair follicle dermal stem cells are key for regenerating parts of the hair follicle and determining hair type.

The absence of functional sebaceous glands causes hair follicle destruction and scarring alopecia.

Alopecia areata in these mice is inherited, more common in young females, and can be treated with triamcinolone acetonide.

Minoxidil boosts hair growth by increasing cell production and survival.

Activating a protein called β-catenin in adult skin can make it behave like young skin, potentially helping with skin aging and hair loss.

Hibiscus rosa-sinensis leaf extract helps hair grow longer and faster.

The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.

Ketoconazole shampoo improves hair growth and reduces oil similarly to minoxidil in male pattern hair loss.

Minoxidil promotes hair growth but stops working when discontinued.

Bimatoprost is a safe and effective treatment for making eyelashes longer, thicker, and darker.

Bimatoprost, a glaucoma medication, may also help treat hair loss.

Minoxidil speeds up hair growth in rats without prolonging growth phase.

A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.

Mice with the 'lanceolate hair' mutation have abnormal hair and skin similar to human Netherton's syndrome.

The protein SLC1A3 is important for activating skin stem cells and is necessary for normal hair and skin growth in mice.

Chitosan and surface-deacetylated chitin nanofibers may help treat hair loss.