3-HA	3-hydroxyanthranilic acid
3-HK	3-hydroxykynurenine
AMPK	AMP activated protein kinase
Aβ	amyloid beta-protein
ATG	Autophagy
cAMP	cyclic-AMP
CD157	ADP-ribosyl cyclase
CD38	NAD+ hydrolase
CHIP	C-terminus of Hsc70 interacting protein (STUB1); mediates Tau degradation
CREB	cAMP response element-binding protein
EGCG	epigallocatechin gallate
FK866	NAMPT inhibitor
HAAO	3-hydroxyanthranilic acid 3,4-dioxygenase
Htt	Huntingtin aggregates
HSF	Heat shock factor
IDO	indoleamine 2,3-dioxygenase
JNK	c-Jun N-terminal kinase
KFase	kynurenine formamidase
KMO	kynurenine 3-monooxygenase
KYNU	L-kynurenine hydrolase
L-KYN	L-kynurenine
L-Trp	L-tryptophan
MAPK	mitogen-activated protein kinase
NA	nicotinic acid, nicotinate
NaAD	deamido-NAD+
NAD+	nicotinamide adenine dinucleotide
NADS	NAD+ synthetase
NAM	nicotinamide
NaMN	nicotinic acid mononucleotide
NAMPT	nicotinamide phosphoribosyl transferase
NAPRT	nicotinic acid phosphoribosyl transferase
NAT	N-terminal acetyl transferase
NFK	N-formylkynurenine
NMN	nicotinamide mononucleotide
NMNAT	nicotinamide mononucleotide adenylyl transferase
NR	nicotinamide riboside
NRK	NR kinase; converts NR to NMN
PARP	poly (ADP-ribose) polymerase
PI3K	phosphatidylinositol 3-kinase
PKA	protein kinase A; a nutrient sensing protein kinase
Pnc1	nicotinamidase, yeast
PncA	nicotinamidase, bacterial
PP2A	protein phosphatase 2A
PPDPF	progenitor cell differentiation and proliferation factor
QA	quinolinic acid, quinolinate
QPRT	quinolinate phosphoribosyl transferase
SAM	S-adenosylmethionine
SARM1	NAD+ hydrolase
SIRT1	sirtuin 1, NAD+-dependent protein deacetylase
SIRT3	sirtuin 3, NAD+-dependent protein deacetylase
Tau	a microtubule-associated protein (MAP)
pTau	phosphorylated tau, tends to aggregate in degenerating neurons
TDO	tryptophan 2,3-dioxygenase
TOR	Target of rapamycin; a nutrient sensing protein kinase
Urh1	nucleosidase; Meu1, Urh1, Pnp1 are nucleosidases that convert NR to NAM
Wlds	Ube4b-mNMNAT1 fusion protein; suppresses Wallerian degeneration