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miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.

Stem cell niches are adaptable and key for tissue maintenance and repair.

A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.

Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.

Sweat glands and hair follicles are structurally connected within a specific layer of skin fat.

STAT5 activation is crucial for starting the hair growth phase.

Certain electric currents can promote hair growth by activating specific cell pathways.

3-Deoxysappanchalcone helps human hair cells grow and stimulates hair growth in mice by affecting certain cell signaling pathways.

Cashmere and milk goats have different hair growth cycles and gene expressions, which could help improve wool production.

Key genes regulate hair follicle phase changes in Inner Mongolia cashmere goats.

DNA methylation and long non-coding RNAs are key in controlling hair growth in Cashmere goats.

Changing light exposure can affect hair growth timing in goats, possibly due to a key gene, CSDC2.

The study concluded that a special imaging technique showed women with hair loss have slower hair growth and a faulty hair replacement cycle.

Hair restoration surgery techniques have evolved, with focus on patient selection and realistic goals, and future advancements may include cloning and gene therapy.

Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.

Using defensins to activate stem cells may improve skin aging signs without causing inflammation.

Adiponectin may stimulate hair growth and could be a potential treatment for promoting hair growth.

Telogen is an active phase with important biological processes, not a resting phase.

Poor maternal nutrition can lead to fewer wool follicles in Chinese Merino sheep.

The type 3 IP3 receptor is important for controlling hair loss and growth.

Alopecia causes smaller hair follicles and affects growth-related structures.

Annurca apple extract promotes hair growth by changing hair follicle metabolism to boost keratin production.

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

Researchers developed a mouse model that tracks hair growth using bioluminescence, improving accuracy in studying hair cycles.

The study concluded that hair growth in mice is regulated by a stable interaction between skin cell types, and disrupting this can cause hair loss.

Hair restoration surgery can effectively increase pubic hair density, with patient satisfaction and natural results largely depending on the chosen hair pattern and graft design.

Hair absorbs alkali bromide salts and water, affecting its structure, with absorption decreasing at higher temperatures.

New hair transplant method allows for hair regrowth in the donor area and less scarring.

Certain treatments can speed up local hair growth in mice but don't change the overall hair growth pattern.

The study developed a method to analyze ancient hair proteins using very small samples.