Science Friday Published by Science Friday SciFri: Could a Blood Test Help Diagnose Alzheimer’s? Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/357793/&share=1"></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.