Common class of drugs linked to dementia even when taken 20 years before diagnosis

The largest and most detailed study of the long-term impact of anticholinergic drugs, a class of drugs commonly prescribed in the United States and United Kingdom as antidepressants and incontinence medications, has found that their use is associated with increased risk of dementia, even when taken 20 years before diagnosis of cognitive impairment. An international research team from the US, […]

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More than one in 20 US children and teens have anxiety or depression

About 2.6 million American children and adolescents had diagnosed anxiety and/or depression in 2011-12, reports an analysis of nationwide data in the Journal of Developmental & Behavioral Pediatrics, the official journal of the Society for Developmental and Behavioral Pediatrics. The number of children with diagnosed anxiety – but not depression – has increased in recent years, according to the new […]

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Study characterizes proteins resulting from RAS gene mutations, found in more than 20 percent of all human cancers

When a RAS gene operates normally, it acts as an on/off switch for cell signaling to control cell proliferation. But when the gene mutates, the switch jams into the “on” position, allowing cells to proliferate uncontrollably. This unstoppable cascade inevitably leads to cancer. “The mutation in the gene is very common in pancreatic and colon cancer,” said Neil Kelleher, the […]

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