ATP	adenosine 5′-triphosphate
CFF	critical flicker frequency
DD	depression-dejection
HFC-1	high frequency component
IL-1β	interleukin-1β
IL-10	interleukin-10
KW3110	Lactobacillus paracasei KW3110
LAB	lactic acid bacteria
LPS	ultrapure lipopolysaccharide from E. coli 0111:B4 strain
PI	propidium iodide
POMS2	profile of mood states 2nd edition
SASP	senescence-associated secretory phenotype
VAS	visual analogue scale