| 5HT | Serotonin |
| Adv DMEM | Dulbecco’s Modified Eagle’s Medium Advance |
| Adv DMEM-F12 | Advanced Dulbecco’s Modified Eagle’s Medium/Nutrient F-12 Ham |
| AIWG | Antipsychotic-induced weight gain |
| BDNF | Brain-derived neurotrophic factor |
| CFU | Colony-forming unit |
| CNS | Central nervous system |
| Cyto-C | Cytochrome C |
| DMEM | Dulbecco’s Modified Eagle’s Medium |
| EMA | European Medicines Agency |
| FBS | Fetal bovine serum |
| FDA | Food and Drug Administration |
| GI | Gastrointestinal tract |
| GMB | Gut microbiota |
| HRP | Horseradish peroxidase |
| HTR1A | 5-hydroxytryptamine receptor 1A |
| IBS | Irritable bowel syndrome |
| IL-1β | Interleukin-1β |
| IL-10 | Interleukin-10 |
| IL-6 | Interleukin-6 |
| L-Glu | L-Glutamic acid |
| M2 | Muscarinic Acetylcholine Receptor |
| MTT | 3-(4,5-Dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide |
| PS128 | L. plantarum PS128 |
| SCFAs | Short-chain fatty acids |
| SCZ | Schizophrenia |
| TEER | Transepithelial electrical resistance |
| TMB | 3,3′,5,5′-tetramethylbenzidine |
| TNFα | Tumor Necrosis Factor α |