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The study created hair-bearing skin models that lack a key protein for skin layer attachment, limiting their use for certain skin disease research.

A virus protein can activate a pathway that may lead to abnormal hair follicle development.

The study identified unique genes in hair follicle cells and their environment, suggesting these genes help organize cells for hair growth.

Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.

Using bioreactors, scientists can grow more skin stem cells that keep their ability to regenerate skin and hair.

Sodium valproate helps skin healing by affecting GABA and histone deacetylase.

A substance from Caulerpa racemosa seaweed may protect against skin damage caused by air pollution by reducing oxidative stress and cell death.

Human skin has less GDNF and its receptor with age.

Skin organoids from stem cells can help study and treat skin issues but face some challenges.

Blocking cholesterol production may help control hair loss in Primary Cicatricial Alopecia by affecting key regulators.

The 3D-SeboSkin model effectively simulates Hidradenitis suppurativa and is useful for future research.

Certain microRNAs may protect against hair loss in alopecia areata and could be potential treatment targets.

The back of the scalp has more nerve fibers than the front, which may explain why some people feel more sensitivity there.

Skin stem cells interacting with their environment is crucial for maintaining and regenerating skin and hair, and understanding this can help develop new treatments for skin and hair disorders.

Different types of fibroblasts play various roles in diseases and healing, and more research on them could improve treatments.

The document concludes that accurate diagnosis of ichthyosis is crucial for treatment and genetic advice, and ongoing research is needed for better therapies.

The human hair follicle can store topical compounds and be targeted for drug delivery with minimal side effects.

Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.

Vemurafenib causes skin side effects similar to RASopathies, requiring regular skin checks and UVA protection.

Nanotechnology in dermatology shows promise for better drug delivery and treatment effectiveness but requires more safety research.

RANK is a key target in breast cancer treatment due to its role in tumor growth and bone metastasis.

Scientists found cells in hair that are key for growth and color.

Lupus can affect the scalp and nails, often causing hair loss and nail damage, and needs early aggressive treatment to prevent permanent damage.

PI3K/Akt pathway is crucial for hair growth and regeneration.

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.

A boy with chromosome 13q deletion syndrome developed eye cancer, a woman with breast cancer lost vision due to a rare side-effect of her treatment, a man's vision worsened after using a hair loss drug, and two rare disorders were discussed. Optical Coherence Tomography is useful for diagnosing and monitoring these conditions.

A mouse gene mutation increases the risk of skin cancer.

Dermal-epidermal interactions are crucial for hair growth and maintenance.

COVID-19 can cause various skin issues, like rashes and lesions, which are more common in younger patients and can be linked to more severe complications.

The PS-b-PAA copolymer nanomicelles are effective for delivering a cancer treatment drug in photodynamic therapy.