Read more life extension stories on Newserhttp://www.newser.com/taggrid/20759/life-extension.htmlhttp://img1-cdn.newser.com/images/newser-black250x40.gifhttp://www.newser.com/2012 - Newseren-usNewser Feed GeneratorThu, 24 May 2012 14:46:25 CDThttp://www.newser.com/story/16393/gene-tweaking-dramatically-extends-life.htmlNick McMaster<img src='http://img1-cdn.newser.com/getimage.aspx?mediaid=63926&width=45&height=45&crop=Y&updateddate=20110401023300' border='0' />In a breakthrough that may have implications for humans, researchers have made the lifespan of yeast 10 times longer, doubling the previous record for life expansion, LiveScience reports. Genetic alteration and a low-calorie diet prolonged the microbe's existence from the typical 1 week to 10 weeks. The scientists involved have...Shown here is a molecular model of a stretch of DNA.http://www.newser.com/story/16393/gene-tweaking-dramatically-extends-life.htmlMon, 14 Jan 2008 17:33:01 CST