2015
DOI: 10.1016/j.ebiom.2015.05.027
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Selective Impairment of Spatial Cognition Caused by Autoantibodies to the N-Methyl-d-Aspartate Receptor

Abstract: Patients with systemic lupus erythematosus (SLE) experience cognitive abnormalities in multiple domains including processing speed, executive function, and memory. Here we show that SLE patients carrying antibodies that bind DNA and the GluN2A and GluN2B subunits of the N-methyl-d-aspartate receptor (NMDAR), termed DNRAbs, displayed a selective impairment in spatial recall. Neural recordings in a mouse model of SLE, in which circulating DNRAbs penetrate the hippocampus, revealed that CA1 place cells exhibited … Show more

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Cited by 73 publications
(115 citation statements)
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References 38 publications
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“…Peripheral antibodies, released during the disease and targeting the brain glutamatergic system, have been directly implicated in brain derangements (188191). This insight suggests new therapeutic possibilities.…”
Section: The Role Of the Central Nervous Systemmentioning
confidence: 99%
“…Peripheral antibodies, released during the disease and targeting the brain glutamatergic system, have been directly implicated in brain derangements (188191). This insight suggests new therapeutic possibilities.…”
Section: The Role Of the Central Nervous Systemmentioning
confidence: 99%
“…2). Betty Diamond and colleagues have provided important insight into the neurological complications of this autoimmune condition pointing to a mediating role of peripheral antibodies targeting the brain glutamatergic system [144147]. These findings have provided a rationale for developing new therapeutic modalities.…”
Section: The Remote Immunomodulatory Switches In the Brainmentioning
confidence: 99%
“…In the pathophysiology of NPSLE, antidouble stranded (ds)-DNA Ab may contribute to the involvement of the central nervous system. Some anti-native-DNA Ab cross-react with the GluN2A and GluN2B subunits of the N-methyl-D-aspartate (NMDA) receptor for the neurotransmitter glutamate (Chang et al, 2015). Based on mouse experiments, cross-reacting antibodies may contribute to the neurocognitive impairment and other symptoms of NPSLE.…”
Section: Polymorphisms Of the Serotonin Transporter Gene Promoter Regmentioning
confidence: 99%