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

The conclusion is that using drugs to block the TOR pathway might slow aging and prevent age-related diseases.

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

Women with the NIH type of PCOS have more obesity and higher risk of diabetes and heart disease than those with other types of PCOS.

The secretome from mesenchymal stem cells is a promising treatment that may repair tissue and avoid side effects of stem cell transplantation.

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

Insulin resistance is a key factor in polycystic ovary syndrome, but genetics may also contribute.

Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.

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

Stem cells are crucial for skin repair and new treatments for chronic wounds.

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

Melatonin may help with sleep issues, depression, and cancer, but more research is needed.

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

The virus was not found in the semen and urine of a man who tested positive for COVID-19.

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.

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

Some treatments can help with a hair loss condition called alopecia areata, but none ensure lasting results; choices depend on the person, with JAK inhibitors showing promise for severe cases.

Hair follicles significantly increase the speed and amount of caffeine absorbed through the skin.

Hair loss in men is common, treatable, but not curable.

Pectin biosynthesis is essential for the growth of cotton fibers and Arabidopsis root hairs.

Scientists made working salivary glands in mice using bioengineered cells, which could help treat dry mouth.

People who are more materialistic often expect life changes from buying things, leading to more debt and credit misuse.

The peptide GHK-Cu helps heal and remodel tissue, improves skin and hair health, and has potential for treating age-related inflammatory diseases.

Flutamide is more effective and has fewer side effects than spironolactone for treating hirsutism.

Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.

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

Bioprinting could improve wound healing but needs more development to match real skin.

Silver can help prevent and treat infections but its effectiveness varies and should be weighed against costs and side effects.

Pig skin is a good substitute for human skin to measure drug absorption, but differences in skin structure and enzymes across species must be considered.

The dermal papilla is crucial for hair growth and health, and understanding it could lead to new hair loss treatments.