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Fat under the skin releases HGF which helps hair grow and gain color.

Systemic diseases can cause hair loss, which is often reversible with treatment.

Fat stem cells from diabetic mice can still help heal wounds.

Umbilical cord cells safely improve healing in long-term nonhealing wounds better than a placebo.

Epidermal stem cells have potential for personalized regenerative medicine but need careful handling to avoid cancer.

The document explains how hair is studied in forensics to identify its source and its role in criminal investigations.

Stem cells regenerate tissues and their behavior varies by environment, suggesting the hematopoietic system model may need revision.

The skin's layers protect, sense, and regulate the body's internal balance, but can be prone to cancer.

Laser hair removal is the most requested cosmetic procedure and has become a scientifically-based treatment suitable for all skin types.

Inactive stem cells in hair follicles and muscles can avoid detection by the immune system.

Scientists made working salivary glands in mice using bioengineered cells, which could help treat dry mouth.

The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.

KGF and activin are crucial for skin healing and repair.

Certain groups may need vitamin supplements to improve hair health and prevent other health problems.

Microneedles are effective for painless drug delivery and promoting wound healing and tissue regeneration.

The document concludes that understanding hair and feather regeneration can help develop new regenerative medicine strategies.

Bismuth subgallate and borneol together improve skin wound healing better than when used separately or compared to other treatments.

Human amniotic membrane helps heal skin wounds faster and with less scarring.

Thyroid hormone affects skin health, with too little causing rough, pale skin and too much leading to smooth, thin skin, and may also impact wound healing and skin conditions.

Advancements in creating skin grafts with biomaterials and stem cells are promising, but more research is needed for clinical application.

Good preoperative assessment is crucial for safe and effective eyelid and brow cosmetic surgery.

Genetically-altered adult stem cells can help in wound healing and are becoming crucial in regenerative medicine and drug design.

Human skin can provide stem cells for tissue repair and regeneration, but there are challenges in obtaining and growing these cells safely.

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.

Thyroid hormones are important for skin health and might help treat skin diseases, but more research is needed to understand their effects fully.

Coating surfaces with human hair keratin improves the growth and consistency of important stem cells for medical use.

Scaffold-based strategies show promise for regenerating hair follicles and teeth but need more research for clinical use.

Understanding hair follicle biology and stem cell control could lead to new hair loss treatments.

The osteopontin gene is active in a specific part of rat hair follicles during a certain hair growth phase and might affect hair cycle and diseases.

Hair follicles are essential for skin health, aiding in hair growth, wound healing, and immune function.