Table 2. Potential as an antidepressant of PEVs

Species Models Biological effects References
Lactiplantibacillus plantarum HT-22 cellsMale C57BL/6J mice (7-weeks old) Increase the expression of BDNFAntidepressant-like effect Choi et al. (2019)
Lacticaseibacillus paracasei HT-22 cellsMale C57BL6 mice (7-weeks old) Restored stress-induced changes of those factorsAlleviated stress induced depressive-like behavior Kwon et al. (2023a)
PEVs, probiotics-derived extracellular vesicles; BDNF, brain-derived neurotrophic factor.