TABLE 4.
The top five representative references of cluster #9, labeled “gut-brain axis” in the co-citation network of references.
| Rank | References | Title | Source | Type | Total co-citations |
|---|---|---|---|---|---|
| 1 | O'Mahony et al. (2015) | Serotonin, tryptophan metabolism and the brain-gut-microbiome axis | Behavioral Brain Research | Review | 23 |
| 2 | Kennedy et al. (2017) | Kynurenine pathway metabolism and the microbiota-gut-brain axis | Neuropharmacology | Review | 6 |
| 3 | Foster and McVey Neufeld (2013) | Gut-brain axis: how the microbiome influences anxiety and depression | Trends in Neurosciences | Review | 6 |
| 4 | Jiang et al. (2015) | Altered fecal microbiota composition in patients with major depressive disorder | Brain, Behavior, and Immunity | Article | 5 |
| 5 | Kelly et al. (2016) | Transferring the blues: Depression-associated gut microbiota induces neurobehavioural changes in the rat | Journal of Psychiatric Research | Article | 5 |