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Skin and hair renewal is maintained by both fast and slow cycling stem cells, with hair regrowth primarily driven by specific stem cells in the hair follicle bulge. These cells can also help heal wounds and potentially treat hair loss.

Epithelial stem cells are crucial for tissue renewal and repair, and understanding them could improve treatments for damage and cancer.

Adult stem cells with Tp63 can form hair and skin cells when placed in new skin, showing they have hidden abilities for skin repair.

T cells and bacteria in the gut and skin help maintain health and protect against disease.

Skin cells show flexibility in healing wounds and forming tumors, with potential for treating hair disorders and chronic ulcers.

Keratin proteins in epithelial cells are dynamic and crucial for cell processes and disease understanding.

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

Hair and nail cells share similar proteins, indicating a common differentiation pathway.

There are two types of stem cells in rodent hair follicles, each with different keratin proteins.

Using fat stem cells and blood cell-rich plasma together improves healing in diabetic wounds by affecting cell signaling.

Deleting Smad4 and PTEN genes in mice causes rapid, invasive stomach cancer.

Deleting Smad4 and PTEN genes in mice causes rapid, invasive forestomach cancer.

AIDS may cause changes in the scalp that increase infection risk and hair loss.

Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.

Hair follicle cells can help heal wounds and study skin diseases.

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.

Keratin gene expression helps understand different types of skin cells and their development, and should be used carefully as biological markers.

The flap assay grows the most natural hair but takes the longest, the chamber assay is hard work but gives dense, normal hair, and the patch assay is quick but creates poorly oriented hair with some issues.

Keratin proteins are crucial for healthy skin, but mutations can cause skin disorders with no effective treatments yet.

SOX2 is crucial for skin cell function and hair growth, and it plays a role in skin cancer and wound healing.

Keratins are important for skin cell health and their problems can cause diseases.

A deficiency in the TTC7A gene causes immune problems, gut issues, and hair loss.

Removing Mediator 1 from certain mouse cells causes teeth to grow hair instead of enamel.

Certain human skin cells marked by CD44 and ALDH are rich in stem cells capable of long-term skin renewal.

Stem cell differentiation is crucial for skin barrier maintenance and its disruption can lead to skin diseases.

Electrospun matrices help regenerate skin and hair follicles using PCL and collagen scaffolds.

Modified stem cells that overexpress a specific protein can improve hair growth and reduce hair abnormalities in mice.

Skin health and repair depend on the signals between skin stem cells and their surrounding cells.

Epidermal stem cells could lead to new treatments for skin and hair disorders.

Mesenchymal stem cells help improve wound healing by reducing inflammation and promoting skin cell growth and movement.