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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.

Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.

New methods to classify curly hair types were developed based on shape and strength.

NF-κB is crucial for different stages and types of hair growth in mice.

The article concludes that developing in vitro models for human hair structures is important for research and reducing animal testing, but there are challenges like obtaining suitable samples and the models' limitations.

Encapsulated human hair cells can substitute for natural hair cells to grow hair.

Hair aging and loss are caused by genetics, hormones, environment, and grooming, with treatments like minoxidil effective for certain types of hair loss.

SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.

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

Understanding hair surface properties is key for effective hair care products.

Chemical hair straighteners can severely damage hair and scalp with repeated use.

Using enzymes to link proteins makes hair repair treatments more effective and long-lasting.

Hair fibers degrade and change color in very basic water.

Crossbreeding improves goat fiber quality, and specific genes affect hair traits and color.

Nerves and chemicals in the body can affect hair growth and loss.

Wound dressing absorbs fluid, regenerates hair follicles, and heals skin burns.

α-parvin is necessary for skin and hair growth and for the correct orientation of skin cells.

Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.

Scientists created three types of structures to help regrow hair follicles, and all showed promising results for hair regeneration.

As sheep age, their hair fibers and follicles grow larger and more organized, with no significant differences between males and females.

Ruminant goats have larger and more defined hair follicles than younger goats.

Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.

Aging makes hair thinner and rougher, with less clear edges.

The model shows that factors like follicle shape and stiffness are key for hair growth and anchoring.

The big-clawed shrew's sinus hair follicles are highly specialized for sensing vibrations.

Adding fetal calf serum helps Merkel cells survive and change shape.

Melatonin treatment increases wool production and improves fiber quality in angora rabbits.

Transplanting growing hair follicles into scars can help regenerate and improve scar tissue.

A nutrient-rich diet improved skin and hair health in stressed rats.

Thicker hair grows faster; hair loss patients have slower growth.