Genome-wide meta-analysis of homocysteine and methionine metabolism identifies five one carbon metabolism loci and a novel association of ALDH1L1 with ischemic stroke. oleh Stephen R Williams, Qiong Yang, Fang Chen, Xuan Liu, Keith L Keene, Paul Jacques, Wei-Min Chen, Galit Weinstein, Fang-Chi Hsu, Alexa Beiser, Liewei Wang, Ebony Bookman, Kimberly F Doheny, Philip A Wolf, Michelle Zilka, Jacob Selhub, Sarah Nelson, Stephanie M Gogarten, Bradford B Worrall, Sudha Seshadri, Michèle M Sale, Genomics and Randomized Trials Network, Framingham Heart Study