Cryan JF, Dinan TG (2012) Mind-altering microorganisms: the impact of the gut microbiota on brain and behaviour. Nat Rev Neurosci 13(10):701–712
CAS
PubMed
CrossRef
Google Scholar
Gareau MG, Sherman PM, Walker WA (2010) Probiotics and the gut microbiota in intestinal health and disease. Nat Rev Gastroenterol Hepatol 7(9):503–514
PubMed
CrossRef
Google Scholar
Collins SM, Surette M, Bercik P (2012) The interplay between the intestinal microbiota and the brain. Nat Rev Microbiol 10(11):735–742
CAS
PubMed
CrossRef
Google Scholar
Sudo N, Chida Y, Aiba Y, Sonoda J, Oyama N, Yu XN et al (2004) Postnatal microbial colonization programs the hypothalamic-pituitary-adrenal system for stress response in mice. J Physiol 558(Pt 1):263–275
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Gareau MG, Wine E, Rodrigues DM, Cho JH, Whary MT, Philpott DJ et al (2011) Bacterial infection causes stress-induced memory dysfunction in mice. Gut 60(3):307–317
PubMed
CrossRef
Google Scholar
Cowansage KK, LeDoux JE, Monfils MH (2010) Brain-derived neurotrophic factor: a dynamic gatekeeper of neural plasticity. Curr Mol Pharmacol 3(1):12–29
CAS
PubMed
CrossRef
Google Scholar
Mizuno K, Giese KP (2005) Hippocampus-dependent memory formation: do memory type-specific mechanisms exist? J Pharmacol Sci 98(3):191–197
CAS
PubMed
CrossRef
Google Scholar
Heijtz RD, Wang S, Anuar F, Qian Y, Bjorkholm B, Samuelsson A et al (2011) Normal gut microbiota modulates brain development and behavior. Proc Natl Acad Sci U S A 108(7):3047–3052
CAS
PubMed Central
CrossRef
Google Scholar
Clarke G, Grenham S, Scully P, Fitzgerald P, Moloney RD, Shanahan F et al (2013) The microbiome-gut-brain axis during early life regulates the hippocampal serotonergic system in a sex-dependent manner. Mol Psychiatry 18(6):666–673
CAS
PubMed
CrossRef
Google Scholar
Bercik P, Denou E, Collins J, Jackson W, Lu J, Jury J et al (2011) The intestinal microbiota affect central levels of brain-derived neurotropic factor and behavior in mice. Gastroenterology 141(2):599–609, e1–e3
Google Scholar
Neufeld KM, Kang N, Bienenstock J, Foster JA (2011) Reduced anxiety-like behavior and central neurochemical change in germ-free mice. Neurogastroenterol Motil 23(3):255–264, e119
Google Scholar
Matsumoto M, Kibe R, Ooga T, Aiba Y, Sawaki E, Koga Y et al (2013) Cerebral low-molecular metabolites influenced by intestinal microbiota: a pilot study. Front Syst Neurosci 7:9
PubMed Central
PubMed
CrossRef
Google Scholar
Schmitt JA, Wingen M, Ramaekers JG, Evers EA, Riedel WJ (2006) Serotonin and human cognitive performance. Curr Pharm Des 12(20):2473–2486
CAS
PubMed
CrossRef
Google Scholar
O’Brien ME, Anderson H, Kaukel E, O’Byrne K, Pawlicki M, Von Pawel J et al (2004) SRL172 (killed Mycobacterium vaccae) in addition to standard chemotherapy improves quality of life without affecting survival, in patients with advanced non-small-cell lung cancer: phase III results. Ann Oncol 15(6):906–914
PubMed
CrossRef
Google Scholar
Matthews DM, Jenks SM (2013) Ingestion of Mycobacterium vaccae decreases anxiety-related behavior and improves learning in mice. Behav Processes 96:27–35
PubMed
CrossRef
Google Scholar
Lowry CA, Hollis JH, de Vries A, Pan B, Brunet LR, Hunt JR et al (2007) Identification of an immune-responsive mesolimbocortical serotonergic system: potential role in regulation of emotional behavior. Neuroscience 146(2):756–772
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Bonaz BL, Bernstein CN (2013) Brain-gut interactions in inflammatory bowel disease. Gastroenterology 144(1):36–49
PubMed
CrossRef
Google Scholar
Soderholm JD, Yang PC, Ceponis P, Vohra A, Riddell R, Sherman PM et al (2002) Chronic stress induces mast cell-dependent bacterial adherence and initiates mucosal inflammation in rat intestine. Gastroenterology 123(4):1099–1108
PubMed
CrossRef
Google Scholar
Sun Y, Zhang M, Chen CC, Gillilland M, 3rd, Sun X, El-Zaatari M et al (2013) Stress-induced corticotropin-releasing hormone-mediated NLRP6 inflammasome inhibition and transmissible enteritis in mice. Gastroenterology 144(7):1478–1487 e8
Google Scholar
Cameron HL, Perdue MH (2005) Stress impairs murine intestinal barrier function: improvement by glucagon-like peptide-2. J Pharmacol Exp Ther 314(1):214–220
CAS
PubMed
CrossRef
Google Scholar
Sweis BM, Veverka KK, Dhillon ES, Urban JH, Lucas LR (2013) Individual differences in the effects of chronic stress on memory: behavioral and neurochemical correlates of resiliency. Neuroscience 246C:142–159
CrossRef
Google Scholar
Bailey MT, Dowd SE, Parry NM, Galley JD, Schauer DB, Lyte M (2010) Stressor exposure disrupts commensal microbial populations in the intestines and leads to increased colonization by Citrobacter rodentium. Infect Immun 78(4):1509–1519
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Zareie M, Johnson-Henry K, Jury J, Yang PC, Ngan BY, McKay DM et al (2006) Probiotics prevent bacterial translocation and improve intestinal barrier function in rats following chronic psychological stress. Gut 55(11):1553–1560
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Wagner KV, Hartmann J, Mangold K, Wang XD, Labermaier C, Liebl C et al (2013) Homer1 mediates acute stress-induced cognitive deficits in the dorsal hippocampus. J Neurosci 33(9):3857–3864
CAS
PubMed
CrossRef
Google Scholar
Soderholm JD, Yates DA, Gareau MG, Yang PC, MacQueen G, Perdue MH (2002) Neonatal maternal separation predisposes adult rats to colonic barrier dysfunction in response to mild stress. Am J Physiol Gastrointest Liver Physiol 283(6):G1257–G1263
CAS
PubMed
Google Scholar
Uchida S, Hara K, Kobayashi A, Funato H, Hobara T, Otsuki K et al (2010) Early life stress enhances behavioral vulnerability to stress through the activation of REST4-mediated gene transcription in the medial prefrontal cortex of rodents. J Neurosci 30(45):15007–15018
CAS
PubMed
CrossRef
Google Scholar
Gareau MG, Jury J, Yang PC, MacQueen G, Perdue MH (2006) Neonatal maternal separation causes colonic dysfunction in rat pups including impaired host resistance. Pediatr Res 59(1):83–88
PubMed
CrossRef
Google Scholar
Gareau MG, Jury J, MacQueen G, Sherman PM, Perdue MH (2007) Probiotic treatment of rat pups normalises corticosterone release and ameliorates colonic dysfunction induced by maternal separation. Gut 56(11):1522–1528
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
O’Mahony SM, Marchesi JR, Scully P, Codling C, Ceolho AM, Quigley EM et al (2009) Early life stress alters behavior, immunity, and microbiota in rats: implications for irritable bowel syndrome and psychiatric illnesses. Biol Psychiatry 65(3):263–267
PubMed
CrossRef
Google Scholar
Barreau F, Ferrier L, Fioramonti J, Bueno L (2004) Neonatal maternal deprivation triggers long term alterations in colonic epithelial barrier and mucosal immunity in rats. Gut 53(4):501–506
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Barreau F, de Lahitte JD, Ferrier L, Frexinos J, Bueno L, Fioramonti J (2006) Neonatal maternal deprivation promotes Nippostrongylus brasiliensis infection in adult rats. Brain Behav Immun 20(3):254–260
PubMed
CrossRef
Google Scholar
Suri D, Veenit V, Sarkar A, Thiagarajan D, Kumar A, Nestler EJ et al (2013) Early stress evokes age-dependent biphasic changes in hippocampal neurogenesis, BDNF expression, and cognition. Biol Psychiatry 73(7):658–666
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Couto FS, Batalha VL, Valadas JS, Data-Franca J, Ribeiro JA, Lopes LV (2012) Escitalopram improves memory deficits induced by maternal separation in the rat. Eur J Pharmacol 695(1–3):71–75
CAS
PubMed
CrossRef
Google Scholar
Aisa B, Gil-Bea FJ, Marcos B, Tordera R, Lasheras B, Del Rio J et al (2009) Neonatal stress affects vulnerability of cholinergic neurons and cognition in the rat: involvement of the HPA axis. Psychoneuroendocrinology 34(10):1495–1505
CAS
PubMed
CrossRef
Google Scholar
Baudin A, Blot K, Verney C, Estevez L, Santamaria J, Gressens P et al (2012) Maternal deprivation induces deficits in temporal memory and cognitive flexibility and exaggerates synaptic plasticity in the rat medial prefrontal cortex. Neurobiol Learn Mem 98(3):207–214
CAS
PubMed
CrossRef
Google Scholar
Meyer U, Feldon J, Fatemi SH (2009) In-vivo rodent models for the experimental investigation of prenatal immune activation effects in neurodevelopmental brain disorders. Neurosci Biobehav Rev 33(7):1061–1079
CAS
PubMed
CrossRef
Google Scholar
Jiang PF, Zhu T, Gao JD, Gao F, Mao SS, Zhao WT et al (2013) The effect of maternal infection on cognitive development and hippocampus neuronal apoptosis, proliferation and differentiation in the neonatal rats. Neuroscience 246:422–434
Google Scholar
Wang KC, Fan LW, Kaizaki A, Pang Y, Cai Z, Tien LT (2013) Neonatal lipopolysaccharide exposure induces long-lasting learning impairment, less anxiety-like response and hippocampal injury in adult rats. Neuroscience 234:146–157
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Bilbo SD, Newsum NJ, Sprunger DB, Watkins LR, Rudy JW, Maier SF (2007) Differential effects of neonatal handling on early life infection-induced alterations in cognition in adulthood. Brain Behav Immun 21(3):332–342
PubMed
CrossRef
Google Scholar
Ratnayake U, Quinn TA, Castillo-Melendez M, Dickinson H, Walker DW (2012) Behaviour and hippocampus-specific changes in spiny mouse neonates after treatment of the mother with the viral-mimetic Poly I:C at mid-pregnancy. Brain Behav Immun 26(8):1288–1299
CAS
PubMed
CrossRef
Google Scholar
Katan M, Moon YP, Paik MC, Sacco RL, Wright CB, Elkind MS (2013) Infectious burden and cognitive function: the Northern Manhattan Study. Neurology 80(13):1209–1215
PubMed Central
PubMed
CrossRef
Google Scholar
Strandberg TE, Pitkala KH, Linnavuori KH, Tilvis RS (2003) Impact of viral and bacterial burden on cognitive impairment in elderly persons with cardiovascular diseases. Stroke 34(9):2126–2131
PubMed
CrossRef
Google Scholar
Ringel Y, Maharshak N (2013) The intestinal microbiota and immune function in the pathogenesis of irritable bowel syndrome. Am J Physiol Gastrointest Liver Physiol 305:G529–G541
Google Scholar
Stasi C, Rosselli M, Bellini M, Laffi G, Milani S (2012) Altered neuro-endocrine-immune pathways in the irritable bowel syndrome: the top-down and the bottom-up model. J Gastroenterol 47(11):1177–1185
CAS
PubMed
CrossRef
Google Scholar
Ghoshal UC, Ranjan P (2011) Post-infectious irritable bowel syndrome: the past, the present and the future. J Gastroenterol Hepatol 26(Suppl 3):94–101
PubMed
CrossRef
Google Scholar
Gomborone JE, Dewsnap PA, Libby GW, Farthing MJ (1993) Selective affective biasing in recognition memory in the irritable bowel syndrome. Gut 34(9):1230–1233
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Gibbs-Gallagher N, Palsson OS, Levy RL, Meyer K, Drossman DA, Whitehead WE (2001) Selective recall of gastrointestinal-sensation words: evidence for a cognitive-behavioral contribution to irritable bowel syndrome. Am J Gastroenterol 96(4):1133–1138
CAS
PubMed
CrossRef
Google Scholar
Kilkens TO, Honig A, van Nieuwenhoven MA, Riedel WJ, Brummer RJ (2004) Acute tryptophan depletion affects brain-gut responses in irritable bowel syndrome patients and controls. Gut 53(12):1794–1800
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Aizawa E, Sato Y, Kochiyama T, Saito N, Izumiyama M, Morishita J et al (2012) Altered cognitive function of prefrontal cortex during error feedback in patients with irritable bowel syndrome, based on FMRI and dynamic causal modeling. Gastroenterology 143(5):1188–1198
PubMed
CrossRef
Google Scholar
Faust AH, Halpern LF, Danoff-Burg S, Cross RK (2012) Psychosocial factors contributing to inflammatory bowel disease activity and health-related quality of life. Gastroenterol Hepatol (N Y) 8(3):173–181
Google Scholar
Goodhand JR, Wahed M, Mawdsley JE, Farmer AD, Aziz Q, Rampton DS (2012) Mood disorders in inflammatory bowel disease: relation to diagnosis, disease activity, perceived stress, and other factors. Inflamm Bowel Dis 18:2301–2309
Google Scholar
Goodhand JR, Greig FI, Koodun Y, McDermott A, Wahed M, Langmead L et al (2012) Do antidepressants influence the disease course in inflammatory bowel disease? A retrospective case-matched observational study. Inflamm Bowel Dis 18:1232–1239
Google Scholar
Dancey CP, Attree EA, Stuart G, Wilson C, Sonnet A (2009) Words fail me: the verbal IQ deficit in inflammatory bowel disease and irritable bowel syndrome. Inflamm Bowel Dis 15(6):852–857
PubMed
CrossRef
Google Scholar
Attree EA, Dancey CP, Keeling D, Wilson C (2003) Cognitive function in people with chronic illness: inflammatory bowel disease and irritable bowel syndrome. Appl Neuropsychol 10(2):96–104
PubMed
CrossRef
Google Scholar
Castaneda AE, Tuulio-Henriksson A, Aronen ET, Marttunen M, Kolho KL (2013) Cognitive functioning and depressive symptoms in adolescents with inflammatory bowel disease. World J Gastroenterol 19(10):1611–1617
PubMed Central
PubMed
CrossRef
Google Scholar
Mrakotsky C, Forbes PW, Bernstein JH, Grand RJ, Bousvaros A, Szigethy E et al (2013) Acute cognitive and behavioral effects of systemic corticosteroids in children treated for inflammatory bowel disease. J Int Neuropsychol Soc 19(1):96–109
PubMed Central
PubMed
CrossRef
Google Scholar
Jeffery IB, O’Toole PW (2013) Diet-microbiota interactions and their implications for healthy living. Nutrients 5(1):234–252
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Hold GL (2014) Western lifestyle: a ‘master’ manipulator of the intestinal microbiota? Gut 63:5–6
Google Scholar
Li W, Dowd SE, Scurlock B, Acosta-Martinez V, Lyte M (2009) Memory and learning behavior in mice is temporally associated with diet-induced alterations in gut bacteria. Physiol Behav 96(4–5):557–567
CAS
PubMed
CrossRef
Google Scholar
Ohland CL, Kish L, Bell H, Thiesen A, Hotte N, Pankiv E et al (2013) Effects of Lactobacillus helveticus on murine behavior are dependent on diet and genotype and correlate with alterations in the gut microbiome. Psychoneuroendocrinology 38:1738–1747
Google Scholar
Tillisch K, Labus J, Kilpatrick L, Jiang Z, Stains J, Ebrat B et al (2013) Consumption of fermented milk product with probiotic modulates brain activity. Gastroenterology 144(7):1394–1401 e4
Google Scholar
Lien do TK, Nhung BT, Khan NC, Hop le T, Nga NT, Hung NT et al (2009) Impact of milk consumption on performance and health of primary school children in rural Vietnam. Asia Pac J Clin Nutr 18(3):326–334
Google Scholar
Benton D, Williams C, Brown A (2007) Impact of consuming a milk drink containing a probiotic on mood and cognition. Eur J Clin Nutr 61(3):355–361
CAS
PubMed
CrossRef
Google Scholar
Davari S, Talaei SA, Alaei H, Salami M (2013) Probiotics treatment improves diabetes-induced impairment of synaptic activity and cognitive function: behavioral and electrophysiological proofs for microbiome-gut-brain axis. Neuroscience 240:287–296
CAS
PubMed
CrossRef
Google Scholar
Benjamin J, Singla V, Arora I, Sood S, Joshi YK (2013) Intestinal permeability and complications in liver cirrhosis: a prospective cohort study. Hepatol Res 43(2):200–207
CAS
PubMed
CrossRef
Google Scholar
Bajaj JS, Ridlon JM, Hylemon PB, Thacker LR, Heuman DM, Smith S et al (2012) Linkage of gut microbiome with cognition in hepatic encephalopathy. Am J Physiol Gastrointest Liver Physiol 302(1):G168–G175
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Patidar KR, Bajaj JS (2013) Antibiotics for the treatment of hepatic encephalopathy. Metab Brain Dis 28(2):307–312
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Bajaj JS, Heuman DM, Sanyal AJ, Hylemon PB, Sterling RK, Stravitz RT et al (2013) Modulation of the metabiome by rifaximin in patients with cirrhosis and minimal hepatic encephalopathy. PLoS One 8(4):e60042
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Bravo JA, Forsythe P, Chew MV, Escaravage E, Savignac HM, Dinan TG et al (2011) Ingestion of Lactobacillus strain regulates emotional behavior and central GABA receptor expression in a mouse via the vagus nerve. Proc Natl Acad Sci U S A 108(38):16050–16055
CAS
PubMed Central
PubMed
CrossRef
Google Scholar
Messaoudi M, Lalonde R, Violle N, Javelot H, Desor D, Nejdi A et al (2011) Assessment of psychotropic-like properties of a probiotic formulation (Lactobacillus helveticus R0052 and Bifidobacterium longum R0175) in rats and human subjects. Br J Nutr 105(5):755–764
CAS
PubMed
CrossRef
Google Scholar