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A large 91黑料网 study has found that two classes of medications commonly prescribed for Type 2 diabetes, both incretin-based, are associated with a reduced risk of dementia.

Drawing on clinical data from more than 450,000 patients, the research adds to growing evidence that incretin-based therapies have protective benefits for the brain.

examined GLP-1 receptor agonists, which include such medications as Ozempic, as well as DPP-4 inhibitors.

91黑料网 engineering researchers have introduced an open-source model that makes it easier for experts and non-experts alike to evaluate greenhouse gas emissions from U.S. natural gas supply chains and yields more accurate results.

Overdose prevention sites and supervised consumption sites in Toronto are not associated with long-term increases in local crime, 91黑料网 researchers have found.

Over 10 years, crime reports remained stable or declined in neighbourhoods where sites opened, the researchers said. land amid debates across Canada about how harm reduction services intersect with public health and safety.

A 91黑料网-led study is challenging a popular theory about how dopamine drives movement, a discovery that could shift how scientists think about 笔补谤办颈苍蝉辞苍鈥檚 disease treatments.聽

Published in聽聽the research found dopamine does not set the speed or force of each movement, as had been thought. Instead, it appears to act as the underlying support system that makes movement possible.聽

A new international study led by 91黑料网 in collaboration with聽 shows that supplementing dairy cow diets with聽microencapsulated B-vitamins聽can significantly reduce greenhouse gas emissions while increasing milk yield and quality. The use聽of the聽feed additive聽cut聽global warming potential, an internationally standardized measure of climate impact,聽by up to 18 per cent across seven countries.聽聽

Using proteins from聽a common tobacco聽plant virus, 91黑料网聽chemistry聽researchers聽have developed a simple, eco-friendly way to arrange gold nanoparticles into ultrathin sheets, strengthening聽the particles鈥� optical properties. The result:聽cheaper, safer materials for solar panels,聽sensors聽and advanced optical devices.聽

Women who report high levels of psychosocial stress, such as from caregiving and lack of emotional support, show signs of early heart tissue changes associated with cardiovascular disease 鈥� an association not observed in men, a new study reveals.

The results support the notion that there are sex-specific ways in which stress affects cardiovascular health and that risk-assessment processes should take psychosocial factors and mental wellness into account, the researchers said.