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Gray hair is caused by oxidative stress damaging hair cells.

Lotion with fucoidan from brown seaweed improved skin and reduced allergy symptoms in mice with dermatitis.

Laser and Eflornithine are more effective for hair removal than traditional methods.

Seaweeds have beneficial compounds for skin care, including anti-aging and protective effects.

Mice without the vitamin D receptor are more prone to UV-induced skin tumors.

Feather patterns form through genetic and epigenetic controls, with cells self-organizing into periodic patterns.

There are two ways to start hair growth: one needs Stat3 and the other does not, but both need PI3K activation.

Hydroxyl radicals cause hair follicle cell death during chemotherapy by reducing Bcl-2 protein levels.

All evaluated shampoos meet Saudi standards.

Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.

The document covers all aspects of plastic and reconstructive surgery, from basic techniques to specific procedures for various body parts.

Modern hair restoration techniques have evolved from punch grafting to methods like micro-grafting and follicular unit transplantation, but they are labor-intensive, expensive, and can lead to patient dissatisfaction. Future treatments may involve cloned hair follicles and drugs like finasteride.

Nanoparticles added to natural materials like cellulose and collagen can improve cell growth and wound healing, but more testing is needed to ensure they're safe and effective.

Facelifts for Asians are challenging due to thicker, heavier skin.

EGFR helps control how hair grows and forms without needing p53 protein.

A protein called HMGB1 helps hair grow by affecting prostaglandin metabolism.

Eclipta alba (Bhringraj) helps protect the liver and promotes hair growth.

Synthetic antioxidants are effective, cheap, and stable, with some like zinc and cholecalciferol reducing child and cancer deaths, but the safety of additives like BHA, BHT, TBHQ, and PEG needs more research.

Androgens like testosterone may help treat traumatic brain injury by reducing mitochondrial stress and inflammation.

Older mice have stiffer skin with less elasticity due to changes in collagen and skin structure, affecting aging and hair loss.

Tiny particles called extracellular vesicles show promise for skin improvement and anti-aging in facial care but face challenges like low production and lack of research.

Exosomes could be effective for improving skin health and treating skin diseases.

Special gels help heal diabetic foot sores and reduce the risk of amputation or death.

Quercetin may help improve symptoms of polycystic ovary syndrome.

Dogs have varying numbers of touch-sensitive Merkel cells in different skin areas, with most in the oral mucosa and facial skin, unrelated to age, sex, breed, or color.

Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.

Nrf-2-modified stem cells from hair follicles significantly improve ulcerative colitis in rats.

Cobalt is important for health but too much or too little can cause health problems, and its environmental buildup is a concern.

Collagen from tilapia scales may improve hair and skin health by reducing stress and inflammation and encouraging hair growth.

Plumbagin may help protect cells, reduce inflammation, and has potential for treating various diseases, but more research is needed.