A critical review of chronic stress effects on spatial learning and memory

CD Conrad - Progress in neuro-psychopharmacology and biological …, 2010 - Elsevier
The purpose of this review is to evaluate the effects of chronic stress on hippocampal-
dependent function, based primarily upon studies using young, adult male rodents and …

The catecholaminergic–cholinergic balance hypothesis of bipolar disorder revisited

J van Enkhuizen, DS Janowsky, B Olivier… - European journal of …, 2015 - Elsevier
Bipolar disorder is a unique illness characterized by fluctuations between mood states of
depression and mania. Originally, an adrenergic–cholinergic balance hypothesis was …

Probiotic gut effect prevents the chronic psychological stress‐induced brain activity abnormality in mice

A Ait‐Belgnaoui, A Colom, V Braniste… - …, 2014 - Wiley Online Library
Background A probiotic formulation (L actobacillus helveticus R0052 and B ifidobacterium
longum R0175 combination, Probio'Stick®) displays anxiolytic‐like activity and reduces …

The probiotic Bifidobacteria infantis: an assessment of potential antidepressant properties in the rat

L Desbonnet, L Garrett, G Clarke, J Bienenstock… - Journal of psychiatric …, 2008 - Elsevier
It is becoming increasingly apparent that probiotics are important to the health of the host.
The absence of probiotic bacteria in the gut can have adverse effects not only locally in the …

The effects of chronic stress on hippocampal morphology and function: an evaluation of chronic restraint paradigms

KJ McLaughlin, JL Gomez, SE Baran, CD Conrad - Brain research, 2007 - Elsevier
Chronic restraint stress for 6 h/21 days causes hippocampal CA3 apical dendritic retraction,
which parallels spatial memory impairments in male rats. Recent research suggests that …

Short‐term exposure to enriched environment rescues chronic stress‐induced impaired hippocampal synaptic plasticity, anxiety, and memory deficits

VR Bhagya, BN Srikumar, J Veena… - Journal of …, 2017 - Wiley Online Library
Exposure to prolonged stress results in structural and functional alterations in the
hippocampus including reduced long‐term potentiation (LTP), neurogenesis, spatial …

Enriched environment restores hippocampal cell proliferation and ameliorates cognitive deficits in chronically stressed rats

J Veena, BN Srikumar, K Mahati… - Journal of …, 2009 - Wiley Online Library
Adult neurogenesis, particularly in the subgranular zone, is thought to be linked with
learning and memory. Chronic stress inhibits adult hippocampal neurogenesis and also …

Enriched environment ameliorates depression-induced cognitive deficits and restores abnormal hippocampal synaptic plasticity

K Mahati, V Bhagya, T Christofer, A Sneha… - Neurobiology of learning …, 2016 - Elsevier
Severe depression compromises structural and functional integrity of the brain and results in
impaired learning and memory, maladaptive synaptic plasticity as well as degenerative …

Exposure to enriched environment restores the survival and differentiation of new born cells in the hippocampus and ameliorates depressive symptoms in chronically …

J Veena, BN Srikumar, TR Raju, BSS Rao - Neuroscience letters, 2009 - Elsevier
Chronic stress decreases neurogenesis in the adult brain, while exposure to enriched
environment (EE) increases it. Recent studies demonstrate the ability of EE to ameliorate …

Hypobaric hypoxia-induced dendritic atrophy of hippocampal neurons is associated with cognitive impairment in adult rats

ADJ Titus, BSS Rao, HN Harsha, K Ramkumar… - Neuroscience, 2007 - Elsevier
Simulated hypobaric hypoxia (HBH), resembling high altitude hypoxia severely affects the
CNS and results in several physiological changes. The hippocampus is closely associated …