Science Friday Edit this Published in Science Friday SciFri: Could a Blood Test Help Diagnose Alzheimer’s? Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe width="600" height="130" frameborder="0" scrolling="no" src="//www.wnyc.org/widgets/ondemand_player/wnyc/#file=json/357793"></iframe> Share on Facebook Share on Twitter Email a Friend In a preliminary study, researchers identified 10 lipids in the blood that correlated with an increased risk for Alzheimer’s.