Aging-induced type I interferon response at the choroid plexus negatively affects brain function
Author(s) -
Kuti Baruch,
Aleksandra Deczkowska,
Eyal David,
Joseph M. Castellano,
Omer Miller,
Alexander Kertser,
Tamara Berkutzki,
Zohar BarnettItzhaki,
Dana Bezalel,
Tony WyssCoray,
Ido Amit,
Michal Schwartz
Publication year - 2014
Publication title -
science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 12.556
H-Index - 1186
eISSN - 1095-9203
pISSN - 0036-8075
DOI - 10.1126/science.1252945
Subject(s) - choroid plexus , hippocampal formation , neurogenesis , cerebrospinal fluid , brain structure and function , cognitive decline , neuroscience , hippocampus , human brain , interferon , biology , cognition , central nervous system , medicine , immunology , dementia , disease
Excess signaling is bad for the aging brain Preventing antiviral-like responses may protect function in the aging brain. Baruchet al. monitored messenger RNA production in the choroid plexus, the interface between the blood and cerebrospinal fluid, in young and old mice (see the Perspective by Ransohoff). They detected an inflammatory response in older mice not present in the brain of young mice that was also seen in old aged human samples postmortem. Preventing signaling by the cytokine interferon-I, which normally helps in the antiviral response of the immune system, helped prevent the decrease in cognitive function seen in aged mice.Science , this issue p.89 ; see also p.36
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