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Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.

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.

Blood vessels and specific genes help turn cartilage into bone when bones heal.

Sonic hedgehog signaling is crucial for hair growth and maintaining hair follicle identity.

Different types of stem cells exist within individual skin layers, and they can adapt to damage, transplantation, or tumor growth. These cells are regulated by their environment and genetic factors. Tumor growth is driven by expanding, genetically altered cells, not long-lived mutant stem cells. There's evidence of cancer stem cells in skin tumors. Other cells, bacteria, and genetic factors help maintain balance and contribute to disease progression. A method for growing mini organs from single cells has been developed.

Cytokeratin 19 and cytokeratin 15 are key markers for monitoring the quality and self-renewing potential of engineered skin.

Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.

Wnt signaling helps control how brain stem cells divide and is important for brain repair after injury.

Keratin 15 is not a reliable sole marker for identifying epidermal stem cells because it's found in various cell types.

Smart biomaterials that guide tissue repair are key for future medical treatments.

Dermal papilla cells help wounds heal better and can potentially grow new hair.

Most hair follicle stem cells do not protect their DNA by dividing it unevenly.

Two-photon microscopy helps observe hair follicle stem cell behaviors in mice.

The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.

Mice can grow new hair follicles after skin wounds through a process not involving existing hair stem cells, but requiring more research to understand fully.

Lymphatic vessels are essential for hair follicle growth and skin regeneration.

Hair follicle regeneration possible, more research needed.

Minoxidil boosts hair growth by triggering growth factor release from specific stem cells.

Blocking a specific protein signal can make hair grow on mouse nipples.

A gene variant in KRT71 causes the curly fur in Selkirk Rex cats.

Different lab conditions and light treatment methods change how human skin cells respond to light therapy.

Aging in hair follicle stem cells leads to hair graying, thinning, and loss.

The conclusion is that future hair loss treatments should target the root causes of hair thinning, not just promote hair growth.

Immune cells affect hair growth and could lead to new hair loss treatments.

Endoglin is crucial for proper hair growth cycles and stem cell activation in mice.

ISCK03 stops melanin production in human melanoma cells and lightens skin color in mice and guinea pigs.

Dying cells can help with faster healing and new hair growth by releasing a growth-promoting molecule.

Runx1 controls fat-related genes important for normal and cancer cell growth, affecting skin and hair cell behavior.

Stem cell technologies and regenerative medicine, including platelet-rich plasma, show promise for hair restoration in treating hair loss, but more research is needed.

Substance from human umbilical cord blood cells promotes hair growth.