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Different types of sun exposure can damage skin cells and affect healing, with chronic exposure being more harmful, and certain immune cells help in the repair process.

Both hair transplantation and skin expansion are effective for treating cicatricial alopecia, with the best method depending on the patient's age, alopecia size, and other factors.

Spiny mice regenerate skin better than laboratory mice due to larger hair bulges, more stem cells, and different collagen ratios.

Current skin substitutes don't fully replicate natural skin, and better understanding of molecular mechanisms is needed for improvement.

Scientists have found a way to grow hair follicles from human cells in a lab, which could help treat hair loss and skin damage.

The treatment successfully integrated hair follicles into a dermal template, showing new hair growth and blood vessel formation.

Cellular flows and tissue mechanics guide feather follicle formation in birds.

PRP with TM bio-dressing improves skin graft healing in cats.

Living Skin Equivalent transplantation helps heal ischemic non-healing wounds.

Goat skin has collagen, elastic, and reticular fibers, with hair follicles increasing in depth as goats age.

Researchers developed a method to grow human hair follicles using 3D-printed skin models and modified cells.

3D bioprinting can now create skin with hair-like structures for medical use.

Angio PRP speeds up skin wound healing and reduces inflammation.

A detailed 3D model of human skin was created to help develop artificial skin.

The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.

Foxn1 is important for fat development, metabolism, and wound healing in skin.

PDGFA/AKT signaling is important for the growth and maintenance of certain skin fat cells.

Targeting dermal adipocytes may help combat skin aging.

Tissue-resident memory T cells can protect against infections and cancer but may also contribute to autoimmune diseases.

Activin A helps heal skin wounds and protects the brain after injury.

Mice with human fetal thymic tissue and stem cells developed symptoms similar to chronic graft-versus-host disease.

The new biomaterial inspired by ancient Chinese medicine effectively promotes hair growth and heals wounds in burned skin.

Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.

The hydrogel speeds up skin wound healing and helps regenerate tissue.

Mesenchymal stem cells, especially injected into the skin, heal wounds faster and better than chitosan gel or other treatments.

Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.

Keratin is crucial for keeping skin cells healthy and its changes can lead to diseases and affect cell behavior.

Runx genes are important for stem cell regulation and their roles in aging and disease need more research.

Fat grafting reduces scar fibrosis but may slow skin healing.

Different stem cells have benefits and challenges for tissue repair, and more research is needed to find the best types for each use.