. . . . . . . . "Bos taurus" . "Homo sapiens" . . . . . . "NAD Biosynthesis II (from tryptophan)"@en . "Selenium Micronutrient Network"@en . "Biochemical Pathways Part I"@en . "NAD+ biosynthetic pathways"@en . . . . . . . . . . "2017-12-13T19:55:59.172+01:00"^^ . . . . . . . .