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Hypothyroidism patients with hair loss typically have thinning hair, smaller hair follicles, and normal hair shedding.

Hair follicles stored in a special medium and certain types of grafts have higher survival and growth rates after transplantation.

Hair follicles stored in a special medium had the highest survival rate, and "plucked" follicles and follicular units showed better growth after transplant.

Hair follicles can regrow in wounded adult mouse skin using a process like embryo development.

Hair follicles help attract immune cells to the skin during stress.

Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.

More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.

Different types of stem cells in hair follicles play unique roles in wound healing and hair growth, with some stem cells not originating from existing hair follicles but from non-hair follicle cells. WNT signaling and the Lhx2 factor are key in creating new hair follicles.

Memory T cells in the skin balance staying put and moving into the blood, clustering around hair follicles, and increasing in number after infection.

Estrogen Receptor ß (ERß) is the main hormone controller in human skin and hair follicles, not Estrogen Receptor α (ERα) or the Androgen Receptor (AR).

Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.

Nanoparticles can deliver vaccines through hair follicles, triggering immune responses and providing protection.

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

Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.

Male pattern baldness involves smaller hair follicles, larger oil glands, and other tissue changes, but not major blood supply issues.

A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.

Blue light promotes hair growth by interacting with specific receptors in hair follicles.

Human hair follicles can make and process prostaglandins, which may affect hair growth.

Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.

The document concludes that the skin's immune system is complex, involving interactions with hair follicles, nerves, and microbes, and can protect or cause disease, offering targets for new treatments.

SDF-1/CXCL12 and its receptor CXCR4 are crucial for melanocyte movement in mouse hair follicles.

Anti-TNF therapy can cause hair loss and skin issues.

Current and future treatments for alopecia areata focus on immunosuppression, immunomodulation, and protecting hair follicles.

Sweat glands and hair follicles are structurally connected within a specific layer of skin fat.

A special stem cell fluid can speed up wound healing and hair growth in mice.

A substance called VIP might protect hair follicles from being attacked by the immune system, and problems with VIP signaling could lead to hair loss in alopecia areata.

The document concludes that there is no agreed-upon best method for measuring drug delivery within hair follicles and more research is needed to validate current techniques.

The conclusion is that small hair follicles cause baldness in macaques, and treatments like antiandrogens and minoxidil can prevent hair loss and promote regrowth.

Caffeine applied to the scalp can protect hair follicles from UV damage.

Hair follicles are valuable for regenerative medicine and wound healing.