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Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.

Biomaterials with MSC-derived substances could improve tissue repair and have advantages over direct cell therapy.

Planarian regeneration begins with a specific gene activation caused by injury, essential for healing and tissue regrowth.

Artificial skin development has challenges, but new materials and understanding cell behavior could improve tissue repair. Also, certain growth factors and hydrogel technology show promise for advanced skin replacement therapies.

A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.

Fungi-produced compounds can change plant root growth.

Special fiber materials boost the healing properties of certain stem cells.

ATP-dependent chromatin-remodeling complexes are crucial for gene regulation, cell differentiation, and organ development in mammals.

Zinc is effective for treating various skin conditions, including warts and acne.

Using CDK inhibitors on rats showed a reduction in chemotherapy-caused hair loss, but later experiments could not repeat these results.

Minoxidil treats hair loss, promotes growth, has side effects, and has recent patents.

Keratinocytes help heal skin wounds by interacting with immune cells and producing substances that kill pathogens.

Some viruses can cause cancer by changing cell processes and avoiding the immune system; vaccines and targeted treatments help reduce these cancers.

Microneedles improve drug delivery in various body parts, are safe and painless, and show promise in cosmetology, vaccination, insulin delivery, and other medical applications.

Memory regulatory T cells need IL-7, not IL-2, to stay in peripheral tissues.

Masculine facial features may not reliably indicate heritable health, and more research is needed.

Male pattern hair loss could hint at androgens affecting COVID-19 severity.

GABRA2 gene variations impact alcohol response, and hair loss medication finasteride reduces some effects.

Microneedles help improve skin appearance and deliver skin treatments effectively, but safety concerns need more research and regulation.

The conclusion is that PCOS is caused by ovarian sensitivity to hormones and disrupted hormone control, possibly due to ovarian factors, and more research is needed.

The conclusion is that Treg-targeted therapies have potential, but more knowledge of Treg biology is needed for effective treatments, including for cancer.

MicroRNA-302 helps improve the conversion of body cells into stem cells by blocking NR2F2.

Modern lifestyles, including poor diet, stress, and long-term use of certain medications, hinder the body's ability to heal from inflammation, leading to chronic diseases.

Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.

Skin-derived precursors in hair follicles come from different origins but function similarly.

Formyl-peptide receptor agonists could be new anti-inflammatory drugs.

New treatments for Alopecia Areata show promise but need to be more effective and affordable.

The document concludes that certain genetic mutations and dietary factors are involved in acne development, and treatments like isotretinoin and diet changes can help manage it.

Pregnancy can cause skin pigmentation, stretch marks, and changes in hair, nails, and sweat glands, with most resolving after birth.

Sensitive skin is often caused by nerve fibers and environmental factors, and can be managed with mild skincare and professional advice.