2019
The role of fatty acid binding protein 7 in spinal cord astrocytes in a mouse model of experimental autoimmune encephalomyelitis
Kamizato K, Sato S, Shil SK, Umaru BA, Kagawa Y, Yamamoto Y, Ogata M, Yasumoto Y, Okuyama Y, Ishii N, Owada Y, Miyazaki H. The role of fatty acid binding protein 7 in spinal cord astrocytes in a mouse model of experimental autoimmune encephalomyelitis. Neuroscience 2019, 409: 120-129. PMID: 31051217, DOI: 10.1016/j.neuroscience.2019.03.050.Peer-Reviewed Original ResearchConceptsExperimental autoimmune encephalomyelitisSpinal cordAutoimmune encephalomyelitisMultiple sclerosisWT miceMouse modelFabp7 KO miceSpinal cord astrocytesLumbar spinal cordInduction of inflammationWild-type miceCentral nervous systemProtein 7Role of FABP7Fatty acid homeostasisMRNA expression levelsLate phaseEAE onsetEAE symptomsAstrocyte activationClinical scoresFatty acidsInflammatory cytokinesMyelin degenerationType miceFABP7 Protects Astrocytes Against ROS Toxicity via Lipid Droplet Formation
Islam A, Kagawa Y, Miyazaki H, Shil SK, Umaru BA, Yasumoto Y, Yamamoto Y, Owada Y. FABP7 Protects Astrocytes Against ROS Toxicity via Lipid Droplet Formation. Molecular Neurobiology 2019, 56: 5763-5779. PMID: 30680690, DOI: 10.1007/s12035-019-1489-2.Peer-Reviewed Original ResearchConceptsMitogen-activated protein kinaseROS toxicityLipid droplet formationLD accumulationPeroxiredoxin 1Stress-activated protein kinase/c-Jun N-terminal kinaseProtein kinase/c-Jun N-terminal kinaseP38 mitogen-activated protein kinaseC-Jun N-terminal kinaseReactive oxygen species stressRole of FABP7ROS inductionU87 human glioma cell lineN-terminal kinaseOxygen species stressActivation of apoptosisFABP7 overexpressionProtein bindsProtein kinaseLD formationLong-chain fatty acidsROS stressHuman glioma cell linesLipid dynamicsWild-type astrocytes
2018
Glial Fatty Acid-Binding Protein 7 (FABP7) Regulates Neuronal Leptin Sensitivity in the Hypothalamic Arcuate Nucleus
Yasumoto Y, Miyazaki H, Ogata M, Kagawa Y, Yamamoto Y, Islam A, Yamada T, Katagiri H, Owada Y. Glial Fatty Acid-Binding Protein 7 (FABP7) Regulates Neuronal Leptin Sensitivity in the Hypothalamic Arcuate Nucleus. Molecular Neurobiology 2018, 55: 9016-9028. PMID: 29623545, DOI: 10.1007/s12035-018-1033-9.Peer-Reviewed Original ResearchConceptsFabp7 KO miceFatty Acid Binding Protein 7Arcuate nucleusHypothalamic arcuate nucleusKO miceFood intakeMedian eminenceFatty acid-binding protein 7Energy homeostasisWeight gainSingle leptin injectionHigh-fat dietNon-neuronal cell typesWild-type miceProtein 7Systemic energy homeostasisLeptin-induced activationPrimary astrocyte culturesNeuronal leptinHypothalamic astrocytesWT miceLeptin injectionObese miceHypothalamic sitesLeptin treatment
2015
Astrocyte‐expressed FABP7 regulates dendritic morphology and excitatory synaptic function of cortical neurons
Ebrahimi M, Yamamoto Y, Sharifi K, Kida H, Kagawa Y, Yasumoto Y, Islam A, Miyazaki H, Shimamoto C, Maekawa M, Mitsushima D, Yoshikawa T, Owada Y. Astrocyte‐expressed FABP7 regulates dendritic morphology and excitatory synaptic function of cortical neurons. Glia 2015, 64: 48-62. PMID: 26296243, DOI: 10.1002/glia.22902.Peer-Reviewed Original ResearchConceptsFabp7 KO miceMedial prefrontal cortexMiniature excitatory postsynaptic currentsAberrant dendritic morphologyKO miceCortical neuronsDendritic morphologyNeuropsychiatric disordersWhole-cell voltage-clamp recordingsPrimary cortical neuronal culturesDendritic arbor growthNeuronal dendritic morphologyExcitatory synaptic functionCortical pyramidal neuronsExcitatory synapse numberCortical neuronal culturesExcitatory postsynaptic currentsAstrocyte-conditioned mediumPrimary cortical neuronsWild-type miceExcitatory synapse formationVoltage-clamp recordingsNovel therapeutic interventionsHuman neuropsychiatric disordersFatty acidsFatty acid‐binding protein 7 regulates function of caveolae in astrocytes through expression of caveolin‐1
Kagawa Y, Yasumoto Y, Sharifi K, Ebrahimi M, Islam A, Miyazaki H, Yamamoto Y, Sawada T, Kishi H, Kobayashi S, Maekawa M, Yoshikawa T, Takaki E, Nakai A, Kogo H, Fujimoto T, Owada Y. Fatty acid‐binding protein 7 regulates function of caveolae in astrocytes through expression of caveolin‐1. Glia 2015, 63: 780-794. PMID: 25601031, DOI: 10.1002/glia.22784.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornAstrocytesCaveolaeCaveolin 1Cell SurvivalCells, CulturedCerebral CortexCholesterolCytokinesFatty Acid-Binding Protein 7Fatty Acid-Binding ProteinsGene Expression ProfilingGene Expression RegulationGlial Cell Line-Derived Neurotrophic FactorLipopolysaccharidesMiceMice, Inbred C57BLMice, KnockoutNerve Tissue ProteinsOligonucleotide Array Sequence AnalysisSignal TransductionTransduction, GeneticConceptsLipid raft functionCaveolin-1Raft functionLipid raftsFatty Acid Binding Protein 7Function of caveolaeReceptor-mediated signal transductionMitogen-activated protein kinaseRole of FABP7Toll-like receptor 4Caveolin-1 expressionExtracellular stimuliCavin-1Protein bindsSignal transductionCaveolin-2Flotillin-1Protein kinaseReceptor alpha 1Transcriptional levelLong-chain fatty acidsLipid dynamicsWild-type astrocytesLipid homeostasisTLR4 recruitment
2011
FABP7 expression in normal and stab-injured brain cortex and its role in astrocyte proliferation
Sharifi K, Morihiro Y, Maekawa M, Yasumoto Y, Hoshi H, Adachi Y, Sawada T, Tokuda N, Kondo H, Yoshikawa T, Suzuki M, Owada Y. FABP7 expression in normal and stab-injured brain cortex and its role in astrocyte proliferation. Histochemistry And Cell Biology 2011, 136: 501. PMID: 21938553, PMCID: PMC3192944, DOI: 10.1007/s00418-011-0865-4.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornAntigensAstrocytesCell ProliferationCells, CulturedCerebral CortexDisease Models, AnimalFatty Acid-Binding Protein 7Fatty Acid-Binding ProteinsFatty Acids, Omega-3Gene ExpressionGliosisHomeostasisMaleMiceMice, Inbred C57BLMice, KnockoutNerve Tissue ProteinsNeural Stem CellsOligodendrogliaProteoglycansWounds, StabConceptsFabp7 KO miceGlial cellsReactive gliosisFABP7 expressionBrain-type fatty acid-binding proteinProliferation of astrocytesExpression of FABP7Cellular fatty acid homeostasisWild-type miceGlial cell proliferationOligodendrocyte progenitor cellsWild-type astrocytesFatty acid-binding proteinRole of FABP7Fatty acid homeostasisFatty acid incorporationNeural stem cellsReactive astrocytesNormal cortexAstrocyte proliferationContralateral sideInjury modelAcid-binding proteinBrain pathologyBrain cortex