CCFM	Culture Collection of Food Microorganisms
EILISA	Enzyme-linked Immunosorbent Assay
IL	Interleukin
IMQ	Imiquimod
LDA	Linear Discriminant Analysis
MRS	Man, Rogosa and Sharpe
MTX	Methotrexate
OD	Optical density
PASI	Psoriasis Area and Severity Index
PCA	Principal Components Analysis
PCR	Polymerase Chain Reaction
SCFAs	Short-Chain Fatty Acids
Th	Helper T cells
Tregs	Regulatory cells