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Testosterone therapy increases bone density in older men with low testosterone levels.

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.

Corticosteroids, especially prednisone, improve short-term muscle strength in Duchenne muscular dystrophy but have manageable side effects.

Auxin and ethylene hormones both work together and against each other to control plant growth.

Super-enhancers controlled by pioneer factors like SOX9 are crucial for stem cell adaptability and identity.

Increasing mir-302 turns human hair cells into stem cells by changing gene regulation and demethylation.

The research found that different types of fibroblasts are involved in wound healing and that some blood cells can turn into fat cells during this process.

The circadian clock affects skin stem cell behavior, impacting aging and cancer risk.

Removing part of the vitamin D receptor stops vitamin D from working properly.

Vitamin D receptor interacts with certain dietary components to help prevent diseases and regulate hair growth.

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

New nanofiber technology improves wound healing by supporting cell growth and delivering treatments directly to the wound.

The guidelines advise against using testosterone and DHEA in women for most conditions due to safety and effectiveness concerns, but suggest considering testosterone for postmenopausal women with low sexual desire.

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.

A protein from certain immune cells is key for new hair growth after skin injury in mice.

The method can effectively extract biomedical information without needing expert annotation, performing better than previous models.

Nerves are crucial for the regeneration of various body parts in many animals.

Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.

Eph receptors and ephrins may be promising targets for treating diseases, but more understanding is needed for effective and safe therapies.

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

Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.

Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.

Overexpression of activin A in mice skin causes skin thickening, fibrosis, and improved wound healing.

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.

A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.

Lifestyle changes can improve body composition, excess male hormone levels, and insulin resistance in women with PCOS.

The document concludes that developing generic topical drugs requires ensuring they match the original in quality, composition, and structure, and often involves complex testing and regulatory steps.

Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.

Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.