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

Drug repositioning is becoming more targeted and efficient with new technologies, offering personalized treatment options and growing interest in the field.

The Brazilian Society of Dermatology agrees that oral isotretinoin is effective for acne and other skin conditions, and it's safe when monitored, but more research is needed on dosing and duration.

The document concludes that patients with skin of color need specialized dermatological care and education to manage unique skin conditions effectively.

Wnt1a helps keep cells that can grow hair effective for potential hair loss treatments.

Mitochondrial therapy and platelet-rich plasma therapy both stimulated hair regrowth in aging mice, with mitochondrial therapy showing similar effectiveness to plasma therapy.

The study concluded that hair growth in mice is regulated by a stable interaction between skin cell types, and disrupting this can cause hair loss.

Hairless mammals have genetic changes in both their protein-coding and regulatory sequences related to hair.

Skin fat plays a key role in immune defense and healing beyond just storing energy.

The article discusses debates on hair transplant techniques, safe donor areas, PRP use, and practitioner qualifications in hair restoration.

Live imaging has advanced our understanding of stem cell behavior and raised new research questions.

A man's sudden hair loss and color change to white was diagnosed as alopecia areata and it improved on its own after six months.

Forensic hair analysis for drugs is now more reliable and accurate.

Chemical peels are effective and popular for treating men's skin issues, with some special considerations for their unique skin needs.

Homemade hair treatments can significantly lower drug levels in hair, possibly causing false-negative drug tests.

The UD-PrOZA program successfully diagnosed 18% of adult patients with rare diseases, often using genetic testing.

The algorithm effectively removes hair from skin images, improving melanoma diagnosis accuracy.

No systemic treatment for alopecia areata has strong evidence of effectiveness.

Fat transfer can be effective for soft tissue trauma if the patient is chosen carefully and the procedure is done correctly.

Scalp expansion is an effective way to reconstruct the scalp with good cosmetic outcomes.

The document concludes that skin grafts are essential for repairing tissue loss, with various types available and ongoing research into substitutes to improve outcomes and reduce donor site issues.

Autonomous robotic surgery is advancing but still requires human supervision for complex procedures.

Follicular Unit Extraction is a less invasive hair transplant method with potential for natural results but has challenges like longer surgery time and higher cost.

New method uses hair follicle cells to estimate human body clock phase, potentially improving sleep disorder diagnosis.

The hydrogel with bioactive factors improves skin healing and regeneration.

More men are getting cosmetic surgery, with nose jobs and hair transplants being popular, and choosing a qualified surgeon is important.

Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.

To prevent thinning in the donor area, harvest less than 50% of the original hair density in repeat hair transplants.

Dr. James Harris successfully incorporated Follicular Unit Extraction into his hair restoration practice, offering more surgical options and achieving natural results with the help of a team approach.

Some treatments like pentoxifylline with topical corticosteroids might work for alopecia areata, but more research is needed to find the best one.