obsolete 'de novo' NAD biosynthetic process (obsolete GO:0034627)
OBSOLETE. The chemical reactions and pathways resulting in the formation of nicotinamide adenine dinucleotide (NAD), beginning with the synthesis of tryptophan or aspartate from simpler precursors; biosynthesis may be of either the oxidized form, NAD+, or the reduced form, NADH.
de novo NAD biosynthetic process
related