PMID- 24713151 OWN - NLM STAT- MEDLINE DCOM- 20141216 LR - 20191210 IS - 1872-7549 (Electronic) IS - 0166-4328 (Linking) VI - 268 DP - 2014 Jul 15 TI - Fingolimod increases brain-derived neurotrophic factor levels and ameliorates amyloid beta-induced memory impairment. PG - 88-93 LID - S0166-4328(14)00212-5 [pii] LID - 10.1016/j.bbr.2014.03.046 [doi] AB - Alzheimer's disease is a progressive neurodegenerative disorder. Amyloid beta, a neurotoxic protein, causes disruption of hippocampal synaptic plasticity, and induces cognitive impairment in Alzheimer's disease. We previously revealed that fingolimod, a new oral immunosuppressant used to treat multiple sclerosis, ameliorates oligomeric amyloid beta-induced neuronal damage via up-regulation of neuronal brain-derived neurotrophic factor (BDNF). Here, we showed that oral administration of fingolimod ameliorated the impairment in object recognition memory and associative learning in mice injected with amyloid beta. This effect was associated with restoration of normal BDNF expression levels in the cerebral cortices and hippocampi, suggesting that neuroprotection was mediated by up-regulation of neuronal BDNF levels. Therefore, fingolimod may provide therapeutic effects in patients with Alzheimer's disease. CI - Copyright (c) 2014 Elsevier B.V. All rights reserved. FAU - Fukumoto, Kazuya AU - Fukumoto K AD - Futuristic Environmental Simulation Center, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan. FAU - Mizoguchi, Hiroyuki AU - Mizoguchi H AD - Futuristic Environmental Simulation Center, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan. Electronic address: h-mizo@riem.nagoya-u.ac.jp. FAU - Takeuchi, Hideyuki AU - Takeuchi H AD - Department of Neuroimmunology, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan. FAU - Horiuchi, Hiroshi AU - Horiuchi H AD - Department of Neuroimmunology, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan. FAU - Kawanokuchi, Jun AU - Kawanokuchi J AD - Department of Neuroimmunology, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan. FAU - Jin, Shijie AU - Jin S AD - Department of Neuroimmunology, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan. FAU - Mizuno, Tetsuya AU - Mizuno T AD - Department of Neuroimmunology, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan. FAU - Suzumura, Akio AU - Suzumura A AD - Department of Neuroimmunology, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan. LA - eng PT - Journal Article PT - Research Support, Non-U.S. Gov't DEP - 20140405 PL - Netherlands TA - Behav Brain Res JT - Behavioural brain research JID - 8004872 RN - 0 (Amyloid beta-Peptides) RN - 0 (Brain-Derived Neurotrophic Factor) RN - 0 (Neuroprotective Agents) RN - 0 (Peptide Fragments) RN - 0 (Propylene Glycols) RN - 0 (amyloid beta-protein (1-42)) RN - G926EC510T (Fingolimod Hydrochloride) RN - NGZ37HRE42 (Sphingosine) SB - IM MH - Alzheimer Disease MH - Amyloid beta-Peptides/*toxicity MH - Animals MH - Association Learning/drug effects/physiology MH - Brain/*drug effects/physiopathology MH - Brain-Derived Neurotrophic Factor/*metabolism MH - Cerebral Cortex/drug effects/physiopathology MH - Exploratory Behavior/drug effects/physiology MH - Fingolimod Hydrochloride MH - Hippocampus/drug effects/physiopathology MH - Male MH - Memory Disorders/*drug therapy/etiology/physiopathology MH - Mice, Inbred C57BL MH - Neuroprotective Agents/*pharmacology MH - Peptide Fragments/*toxicity MH - Propylene Glycols/*pharmacology MH - Recognition, Psychology/drug effects/physiology MH - Sphingosine/*analogs & derivatives/pharmacology MH - Up-Regulation OTO - NOTNLM OT - Alzheimer's disease OT - Amyloid beta OT - Brain-derived neurotrophic factor OT - Fingolimod EDAT- 2014/04/10 06:00 MHDA- 2014/12/17 06:00 CRDT- 2014/04/10 06:00 PHST- 2014/01/07 00:00 [received] PHST- 2014/03/26 00:00 [revised] PHST- 2014/03/31 00:00 [accepted] PHST- 2014/04/10 06:00 [entrez] PHST- 2014/04/10 06:00 [pubmed] PHST- 2014/12/17 06:00 [medline] AID - S0166-4328(14)00212-5 [pii] AID - 10.1016/j.bbr.2014.03.046 [doi] PST - ppublish SO - Behav Brain Res. 2014 Jul 15;268:88-93. doi: 10.1016/j.bbr.2014.03.046. Epub 2014 Apr 5.