Search Results - "Moloney, Gerard M"
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Revisiting Metchnikoff: Age-related Alterations in Microbiota-Gut-Brain Axis in the Mouse
Published in Brain, behavior, and immunity (01-10-2017)“…Highlights • The behaviour and physiology of young and aged mice were compared, with an emphasis on gut microbiota, gut permeability and markers of peripheral…”
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Microbial regulation of microRNA expression in the amygdala and prefrontal cortex
Published in Microbiome (25-08-2017)“…There is growing evidence for a role of the gut microbiome in shaping behaviour relevant to many psychiatric and neurological disorders. Preclinical studies…”
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Volatility as a Concept to Understand the Impact of Stress on the Microbiome
Published in Psychoneuroendocrinology (01-02-2021)“…•The gut microbiome is sensitive the effects of chronic stress.•We examined the stress-induced temporal effects on the composition of the microbiome, which we…”
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Maternal antibiotic administration during a critical developmental window has enduring neurobehavioural effects in offspring mice
Published in Behavioural brain research (23-04-2021)“…Rates of perinatal maternal antibiotic use have increased in recent years linked to prophylactic antibiotic use following Caesarean section delivery. This…”
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Social interaction-induced activation of RNA splicing in the amygdala of microbiome-deficient mice
Published in eLife (29-05-2018)“…Social behaviour is regulated by activity of host-associated microbiota across multiple species. However, the molecular mechanisms mediating this relationship…”
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Microbially-derived short-chain fatty acids impact astrocyte gene expression in a sex-specific manner
Published in Brain, behavior, & immunity. Health (01-10-2021)“…Recent investigations in neuroscience implicate the role of microbial-derived metabolites, such as short-chain fatty acids (SCFAs) in brain health and disease…”
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Improvements in sleep indices during exam stress due to consumption of a Bifidobacterium longum
Published in Brain, behavior, & immunity. Health (01-01-2021)“…Targeting the gut microbiome as an effective therapeutic strategy for psychological disorders has shown promise in recent years. Variation in the composition…”
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Specific sub-regions along the longitudinal axis of the hippocampus mediate antidepressant-like behavioral effects
Published in Neurobiology of stress (01-05-2021)“…Current antidepressants are suboptimal due incomplete understanding of the neurobiology underlying their behavioral effects. However, imaging studies suggest…”
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Prebiotic supplementation modulates selective effects of stress on behavior and brain metabolome in aged mice
Published in Neurobiology of stress (01-11-2022)“…Aging has a significant impact on physiology with implications for central nervous system function coincident with increased vulnerability to stress exposures…”
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Altered stress responses in adults born by Caesarean section
Published in Neurobiology of stress (01-01-2022)“…Birth by Caesarean-section (C-section), which increases the risk for metabolic and immune disorders, disrupts the normal initial microbial colonisation of the…”
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Short chain fatty acids: Microbial metabolites for gut-brain axis signalling
Published in Molecular and cellular endocrinology (15-04-2022)“…The role of the intestinal microbiota as a regulator of gut-brain axis signalling has risen to prominence in recent years. Understanding the relationship…”
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Feed your microbes to deal with stress: a psychobiotic diet impacts microbial stability and perceived stress in a healthy adult population
Published in Molecular psychiatry (01-02-2023)“…The impact of diet on the microbiota composition and the role of diet in supporting optimal mental health have received much attention in the last decade…”
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Omega-3 polyunsaturated fatty acids critically regulate behaviour and gut microbiota development in adolescence and adulthood
Published in Brain, behavior, and immunity (01-01-2017)“…Highlights • Maternal and lifelong omega-3 deficiency impairs early-life communicative behaviour, adult social behaviour and augments adult depression-like…”
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The immune-kynurenine pathway in social anxiety disorder
Published in Brain, behavior, and immunity (01-01-2022)“…•The tryptophan-kynurenine pathway is of growing interest in neuropsychiatric disorders but has never been investigated in social anxiety disorder (SAD)…”
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Mid-life microbiota crises: middle age is associated with pervasive neuroimmune alterations that are reversed by targeting the gut microbiome
Published in Molecular psychiatry (01-10-2020)“…Male middle age is a transitional period where many physiological and psychological changes occur leading to cognitive and behavioural alterations, and a…”
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Microbial regulation of microRNA expression in the brain–gut axis
Published in Current opinion in pharmacology (01-10-2019)“…The gut microbiome facilitates a consistent transfer of information between the gut and the brain and microRNAs may now represent a key signalling molecule…”
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Adherence to a psychobiotic diet stabilizes the microbiome and reduces perceived stress: plenty of food for thought
Published in Molecular psychiatry (17-07-2024)Get full text
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Enduring Behavioral Effects Induced by Birth by Caesarean Section in the Mouse
Published in Current biology (05-10-2020)“…Birth by Caesarean (C)-section impacts early gut microbiota colonization and is associated with an increased risk of developing immune and metabolic disorders…”
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Microbial regulation of hippocampal miRNA expression: Implications for transcription of kynurenine pathway enzymes
Published in Behavioural brain research (15-09-2017)“…•The gut microbiota influences gene expression in the hippocampus.•This influence may be linked with tryptophan metabolism.•Transcriptional changes are…”
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Age-associated deficits in social behaviour are microbiota-dependent
Published in Brain, behavior, and immunity (01-05-2023)“…•Gut microbial depletion can reverse age-dependent social behavior deficits.•Age-associated accumulation of CD4 + T cells in the brain ventricles can be…”
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