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Improving artificial vascular grafts requires better materials and surface designs to reduce blood clotting and support blood vessel cell growth.

Testosterone is important for men's sexual function, may help some women's sexual desire, while other hormones and neurotransmitters also play complex roles in sexual behavior.

Human skin can make serotonin and melatonin, which help protect and maintain it.

Metformin helps with menstrual cycles and insulin levels in PCOS but is less effective for hair growth, diabetes prevention, and weight loss, and may improve fertility and reduce diabetes risk.

The Rotterdam Study found risk factors for elderly diseases, links between lifestyle and genetics with health conditions, and aimed to explore new areas like DNA methylation and sensory input effects on brain function.

Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.

The Endocrine Society advised against routine testosterone therapy for women, citing a need for more research on long-term safety and a clear definition of androgen deficiency.

Chemotherapy can cause various skin reactions, with hair loss being the most common, and proper diagnosis and treatment of these reactions are important.

The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.

The document concludes that insulin resistance is key in PCOS development and early treatment is crucial to prevent complications.

The immune system plays a key role in tissue repair, affecting both healing quality and regenerative ability.

Wnt1/βcatenin signaling is crucial for heart repair after injury.

TGF-β is crucial for tissue repair and can cause diseases if not properly regulated.

Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.

The report recommends personalized treatment for women's sexual dysfunctions and more research on effective therapies.

BAY 43-9006 helps control kidney cancer growth but doesn't significantly increase overall survival.

Msx and Dlx genes are crucial for development, controlling cell behaviors like growth and differentiation through their roles as gene regulators.

Creating stronger blockers for skin enzymes might lead to better treatment for conditions like acne and excessive hair growth.

Some patients taking finasteride or dutasteride may have ongoing sexual problems and depression even after stopping the medication.

Biomaterials with MSC-derived substances could improve tissue repair and have advantages over direct cell therapy.

Testing basal 17-HP levels is a good way to screen for nonclassic adrenal hyperplasia in women with high androgen levels.

Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.

The guidelines suggest a detailed approach to diagnosing and treating lupus, with a focus on regular check-ups, personalized medicine, and a range of drug options for different cases.

Artificial skin development has challenges, but new materials and understanding cell behavior could improve tissue repair. Also, certain growth factors and hydrogel technology show promise for advanced skin replacement therapies.

Most women with excess hair growth have an underlying hormonal issue, often treated with medication and hair removal methods.

Some herbal therapies may help with skin conditions, but more research is needed to confirm their safety and effectiveness.

Regulatory T-cells are important for healing and regenerating tissues in various organs by controlling immune responses and aiding stem cells.

Opioid painkillers can cause many side effects, including breathing problems and addiction, but are generally considered safe when used properly.

Erectile dysfunction is increasingly common in men under 40, with many physical and psychological causes, and various treatment options available.

The document concludes that the exact way alcohol causes harm to fetal development is unknown, but it significantly affects nutrient transport to the fetus and a safe level of alcohol during pregnancy is not determined.