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Calcium affects where root hairs grow, but other unknown factors determine their growth direction.

Tributyltin exposure causes sex changes, sterilization, and decline in the snail Ocinebrina aciculata, risking its extinction.

Nanoparticles improve drug delivery through the skin but more research is needed on their long-term effects and skin penetration challenges.

Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.

Correct skin biopsy techniques are crucial to avoid misdiagnosis of skin diseases.

Wool follicles are complex, involving interactions between different cell types and structures.

Lichen Planopilaris and Frontal Fibrosing Alopecia may help us understand hair follicle stem cell disorders and suggest new treatments.

Menopause reduces skin collagen and elasticity, and while estrogen therapy can help, its risks require careful consideration.

Lasers and light sources can effectively remove hair, work best on fair skin with dark hair, and usually need multiple treatments.

Careful planning and patient counseling can lead to excellent hair transplant results, often in one or two sessions.

Skin problems are very common in people with end-stage kidney disease.

The balance between androgen receptor and p53 is crucial for sebaceous gland differentiation.

The document concludes that while there are various treatments for Alopecia Areata, there is no cure, and individualized treatment plans are essential due to varying effectiveness.

Skin grafts are effective for chronic leg ulcers, especially autologous split-thickness grafts for venous ulcers, but more data is needed for diabetic ulcers.

Platelet-rich plasma, taken from a person's own blood, can help rejuvenate skin, stimulate hair growth, and treat hair loss, but more research is needed to confirm its safety and effectiveness.

Melatonin may reduce skin damage caused by X-rays in rats.

The document concludes that surgery is a preferred treatment for cicatricial alopecia, with the method chosen based on individual factors and may require multiple sessions and careful postoperative care.

A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.

Scientists created a gel with nanoparticles to deliver medicine to hair follicles effectively.

Facial rejuvenation surgery has evolved to yield natural results with low complication rates, and more men and older patients are choosing this surgery.

Dermoscopy is useful for diagnosing various skin, hair, and nail disorders and can reduce the need for biopsies.

DHT's role in hair loss is important, but measuring its level for diagnosis is questionable.

Hormone therapy for transgender females increases the risk of blood clots and requires careful dosing, monitoring, and lifelong management.

Dogs could be good models for studying human hair growth and hair loss.

Different types of dog hair loss are linked to problems starting the hair growth phase and early hair cycle ending.

The document details hair transplantation techniques and innovations, highlighting Follicular Unit Transplantation as the standard and discussing the effectiveness and challenges of the procedure.

Ethosomes improve drug delivery through the skin but may have side effects like irritation.

Nanoemulsions improve stability and delivery of active ingredients in cosmetics for skin and hair care.

Permanent hair loss after bone marrow transplant can be caused by chemotherapy or chronic graft-versus-host disease.

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