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Red deer only have androgen receptors in neck hair cells for mane growth during breeding season.

Hormones and neuropeptides affect hair growth, with androgens having opposite effects on beard and scalp hair.

Pubic hair is thicker than axillary and scalp hair, useful for forensic identification.

Shoulder guard hair best shows sika deer's diet.

Human hair growth is influenced by androgen hormones, and red deer mane follicles have similar hormone receptors.

Donkey and horse hair have different microscopic structures, which can help tell them apart.

Women with and without hair loss have similar amounts of exogen hairs, so these hairs are not a key factor in hair loss conditions.

Black-tailed deer have four types of pelages and molt twice a year.

New military hair rules for women promote inclusivity and prevent hair damage.

A new method was developed to extract and analyze proteins from very short human hairs.

A new method using bands and finger sheaths from gloves to manage hair during surgery is effective, quick, and reduces hair damage.

Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.

HPV6/11 is often found in hair of men with anogenital warts, especially pubic hair, and can lead to recurrent warts.

The hair follicle structure is more complex than thought, with new findings on protein formation.

Hair sheds gradually from the follicle, with readiness to shed indicated by less attachment material.

The we/we wal/wal mice have defects in hair growth and skin layer formation, causing hair loss, useful for understanding alopecia.

Hair varies in size and features depending on body region.

Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.

Ferret hair growth starts between 0 and 4 days after melatonin treatment, with cell growth peaking in the hair germ and declining as the hair matures.

LGR5 is a common marker of hair follicle stem cells in different animals and is important for hair growth and regeneration.

Steers with winter hair coats and reduced sweating struggled with heat, leading to less grazing and poor performance.

Beard hair can be effectively used for hair transplants when scalp hair is insufficient.

Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.

The study found that certain genes are important for hedgehog skin appendage development and immunity, with spines possibly evolving for protection and infection resistance.

Fine hair on bovine leathers is hard to remove, lowering leather quality and value, but can be managed with specific processing methods.

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

Red deer hair cells offer a new way to study how hormones affect hair growth.

Supplementing vitamins and minerals prevented hair loss in Icelandic horses.

Humans likely became hairless to better regulate body temperature.

IL-15 helps protect hair follicles from immune attacks and encourages hair growth.