Listar por autor "Vitorica, Javier"
Mostrando ítems 1-20 de 23
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Abnormal accumulation of autophagic vesicles correlates with axonal and synaptic pathology in young Alzheimer’s mice hippocampus.
Sánchez-Varo, Raquel María
; Trujillo-Estrada, Laura Isabel; Sánchez-Mejías, Elisabeth; Torres, Manuel; Baglietto-Vargas, David; Moreno-González, Inés; De Castro, Vanessa; Jiménez, Sebastián; Ruano, Diego; Vizuete, Marisa; Dávila-Cansino, José Carlos; García-Verdugo, José Manuel; Jiménez-Lara, Antonio Jesús; Vitorica, Javier; Gutiérrez-Pérez, Antonia[et al.] (Springer Nature, 2012)
Dystrophic neurites associated with amyloid plaques precede neuronal death and manifest early in Alzheimer’s disease (AD). In this work we have characterized the plaque-associated neuritic pathology in the hippocampus ... -
Age-dependent accumulation of soluble amyloid beta (Abeta) oligomers reverses the neuroprotective effect of soluble amyloid precursor protein-alpha (sAPP(alpha)) by modulating phosphatidylinositol 3-kinase (PI3K)/Akt-GSK-3beta pathway in Alzheimer mouse model.
Jiménez, Sebastián; Torres, Manuel; Vizuete, Marisa; Sánchez-Varo, Raquel María; Sánchez-Mejías, Elisabeth; Trujillo-Estrada, Laura Isabel; Carmona-Cuenca, Irene; Caballero, Cristina; Ruano, Diego; Gutiérrez-Pérez, Antonia; Vitorica, Javier[et al.] (Elsevier, 2011-05)
Neurotrophins, activating the PI3K/Akt signaling pathway, control neuronal survival and plasticity. Alterations in NGF, BDNF, IGF-1, or insulin signaling are implicated in the pathogenesis of Alzheimer disease. We have ... -
Amyloid-β impairs the phagocytosis of dystrophic synapses by astrocytes in Alzheimer's disease.
Sanchez-Mico, Maria Virtudes; Jiménez, Sebastián; Gómez-Arboledas, Ángela; Muñoz-Castro, Clara; Romero-Molina, Carmen; Navarro, Victoria; Sánchez-Mejías, Elisabeth; Núñez-Díaz, Cristina; Sánchez-Varo, Raquel María; Galea, Elena; Dávila-Cansino, José Carlos; Vizuete, Marisa; Gutiérrez-Pérez, Antonia; Vitorica, Javier[et al.] (Wiley, 2020-12-07)
Reactive astrocytes and dystrophic neurites, most aberrant presynaptic elements, are found surrounding amyloid-β plaques in Alzheimer's disease (AD). We have previously shown that reactive astrocytes enwrap, phagocytose, ... -
Calretinin Interneurons are Early Targets of Extracellular Amyloid-beta Pathology in PS1/AbetaPP Alzheimer Mice Hippocampus.
Baglietto-Vargas, David; Moreno-González, Inés; Sánchez-Varo, Raquel María; Jiménez, Sebastián; Trujillo-Estrada, Laura Isabel; Sánchez-Mejías, Elisabeth; Torres, Manuel; Romero-Acebal, Manuel; Ruano, Diego; Vizuete, Marisa; Vitorica, Javier; Gutiérrez-Pérez, Antonia[et al.] (IOS Press, 2010-07-08)
Specific neuronal networks are preferentially affected in the early stages of Alzheimer’s disease (AD). The distinct subpopulations of hippocampal inhibitory GABAergic system have been shown to display differential ... -
Correction to: Galectin-3, a novel endogenous TREM2 ligand, detrimentally regulates inflammatory response in Alzheimer's disease.
Boza-Serrano, Antonio; Ruiz, Rocío; Sánchez-Varo, Raquel María; García-Revilla, Juan; Yang, Yiyi; Jiménez-Ferrer, Itzia; Paulus, Agnes; Wennström, Malin; Vilalta, Anna; Allendorf, David; Dávila-Cansino, José Carlos; Stegmayr, John; Jiménez, Sebastián; Roca-Ceballos, Maria A.; Navarro-Garrido, Victoria; Swanberg, Maria; Hsieh, Christine L; Real-Navarrete, Luis Miguel; Englund, Elisabeth; Linse, Sara; Leffler, Hakon; Nilsson, Ulf J.; Brown, Guy C; Gutiérrez-Pérez, Antonia; Vitorica, Javier; Venero, José Luis; Deierborg, Thomas[et al.] (Springer, 2023-02-15)
Alzheimer's disease (AD) is a progressive neurodegenerative disease in which the formation of extracellular aggregates of amyloid beta (Aβ) peptide, fibrillary tangles of intraneuronal tau and microglial activation are ... -
Defective lysosomal proteolysis and axonal transport are early pathogenic events that worsen with age leading to increased APP metabolism and synaptic Abeta in transgenic APP/PS1 hippocampus.
Torres, Manuel; Jiménez, Sebastián; Sánchez-Varo, Raquel María; Navarro, Victoria; Trujillo-Estrada, Laura Isabel; Sánchez-Mejías, Elisabeth; Carmona, Irene; Dávila-Cansino, José Carlos; Vizuete, Marisa; Gutiérrez-Pérez, Antonia; Vitorica, Javier[et al.] (Springer Nature, 2012-11-22)
Axonal pathology might constitute one of the earliest manifestations of Alzheimer disease. Axonal dystrophies were observed in patients and transgenic models. These dystrophies could reflect the disruption of axonal transport ... -
Distinct disease-sensitive GABAergic neurons in the perirhinal cortex of Alzheimer's mice and patients
Sánchez-Mejías, Elisabeth; Núñez-Díaz, Cristina; Sánchez-Varo, Raquel María; Gómez-Arboledas, Ángela; García-León, Juan Antonio; Fernández-Valenzuela, Juan José; Mejías-Ortega, Marina; Trujillo-Estrada, Laura Isabel; Baglietto-Vargas, David; Moreno-González, Inés; Dávila-Cansino, José Carlos; Vitorica, Javier; Gutiérrez-Pérez, Antonia[et al.] (Wiley, 2020-03)
Neuronal loss is the best neuropathological substrate that correlates with cortical atrophy and dementia in Alzheimer's disease (AD). Defective GABAergic neuronal functions may lead to cortical network hyperactivity and ... -
Distinct Microglial Responses in Two Transgenic Murine Models of TAU Pathology.
Romero-Molina, Carmen; Navarro, Victoria; Sánchez-Varo, Raquel María; Jiménez, Sebastián; Fernández-Valenzuela, Juan José; Sanchez-Mico, Maria Virtudes; Muñoz-Castro, Clara; Gutiérrez-Pérez, Antonia; Vitorica, Javier; Vizuete, Marisa[et al.] (Frontiers, 2018-11-14)
Microglial cells are crucial players in the pathological process of neurodegenerative diseases, such as Alzheimer's disease (AD). Microglial response in AD has been principally studied in relation to amyloid-beta pathology ... -
Dual roles of Aβ in proliferative processes in an amyloidogenic model of Alzheimer's disease.
Baglietto-Vargas, David; Sánchez-Mejías, Elisabeth; Navarro, Victoria; Jiménez, Sebastián; Trujillo-Estrada, Laura Isabel; Gómez-Arboledas, Ángela; Sanchez-Mico, Maria Virtudes; Sánchez-Varo, Raquel María; Vizuete, Marisa; Dávila-Cansino, José Carlos; García-Verdugo, José Manuel; Vitorica, Javier; Gutiérrez-Pérez, Antonia[et al.] (Springer Nature, 2017)
Alzheimer's disease is a major neurodegenerative disorder that leads to severe cognitive deficits in the elderly population. Over the past two decades, multiple studies have focused on elucidating the causative factors ... -
Early neuronal loss and axonal/presynaptic damage is associated with accelerated amyloid-β accumulation in AβPP/PS1 Alzheimer's disease mice subiculum.
Trujillo-Estrada, Laura Isabel; Dávila-Cansino, José Carlos; Sánchez-Mejías, Elisabeth; Sánchez-Varo, Raquel María; Gómez-Arboledas, Ángela; Vizuete, Marisa; Vitorica, Javier; Gutiérrez-Pérez, Antonia[et al.] (IOS Press, 2014)
The progressive cognitive decline leading to dementia in Alzheimer’s disease (AD) patients is the consequence of a severe loss of synapses and neurons affecting particular cell subpopulations in selected brain areas, with ... -
Enhancing microtubule stabilization rescues cognitive deficits and ameliorates pathological phenotype in an amyloidogenic Alzheimer's disease model.
Fernández-Valenzuela, Juan José; Sánchez-Varo, Raquel María; Muñoz-Castro, Clara; De Castro Carratalá, Vanessa; Sánchez-Mejías, Elisabeth; Navarro, Victoria; Jimenez, Sebastian; Núñez-Díaz, Cristina; Gómez-Arboledas, Ángela; Moreno-González, Inés; Vizuete, Marisa; Dávila-Cansino, José Carlos; Vitorica, Javier; Gutiérrez-Pérez, Antonia[et al.] (Springer Nature, 2020-09-08)
In Alzheimer's disease (AD), and other tauopathies, microtubule destabilization compromises axonal and synaptic integrity contributing to neurodegeneration. These diseases are characterized by the intracellular accumulation ... -
Expression of Gls and Gls2 glutaminase isoforms in astrocytes
Cardona, Carolina; Sánchez-Mejías, Elisabeth; Dávila-Cansino, José Carlos; Martín-Rufián, Mercedes; Campos-Sandoval, José Ángel; Vitorica, Javier; Alonso-Carrión, Francisco José; Mates-Sánchez, José Manuel; Segura-Checa, Juan Antonio; Norenberg, Michael D.; Rama Rao, Kakulavarapu V.; Jayakumar, Arumugan R.; Gutiérrez-Pérez, Antonia; Márquez-Gómez, Javier[et al.] (Wiley, 2015-03)
The expression of glutaminase in glial cells has been a controversial issue and matter of debate for many years. Actually, glu-taminase is essentially considered as a neuronal marker in brain. Astrocytes are endowed with ... -
Galectin-3, a novel endogenous TREM2 ligand, detrimentally regulates inflammatory response in Alzheimer's disease.
Boza-Serrano, Antonio; Ruiz, Rocio; Sánchez-Varo, Raquel María; García‑Revilla, Juan; Yang, Yiyi; Jiménez-Ferrer, Itzia; Paulus, Agnes; Wennström, Malin; Vilalta, Ana; Allendorf, David; Dávila-Cansino, José Carlos; Stegmayr, John; Jiménez, Sebastián; Roca-Ceballos, Maria A.; Navarro-Garrido, Victoria; Swanberg, Maria; Hsieh, Christine L.; Real-Navarrete, Luis Miguel; Englund, Elisabeth; Linse, Sara; Leffler, Hakon; Nilsson, Ulf J.; Gutiérrez-Pérez, Antonia; Vitorica, Javier; Venero, José Luis; Deierborg, Thomas[et al.] (Springer, 2019-04-20)
Alzheimer's disease (AD) is a progressive neurodegenerative disease in which the formation of extracellular aggregates of amyloid beta (Aβ) peptide, fibrillary tangles of intraneuronal tau and microglial activation are ... -
Human Pluripotent Stem Cell-Derived Neural Cells as a Relevant Platform for Drug Screening in Alzheimer’s Disease.
García-León, Juan Antonio; Cáceres Palomo, Laura; Sánchez-Mejías, Elisabeth; Mejías-Ortega, Marina; Núñez-Díaz, Cristina; Fernández-Valenzuela, Juan José; Sánchez-Varo, Raquel María; Dávila-Cansino, José Carlos; Vitorica, Javier; Gutiérrez-Pérez, Antonia[et al.] (MDPI, 2020-09-18)
Extracellular amyloid-beta deposition and intraneuronal Tau-laden neurofibrillary tangles are prime features of Alzheimer’s disease (AD). The pathology of AD is very complex and still not fully understood, since different ... -
Hypoxia compromises the mitochondrial metabolism of Alzheimer’s disease microglia via HIF1
March-Diaz, Rosana; Lara-Ureña, Nieves; Romero-Molina, Carmen; Heras-Garvin, Antonio; Ortega-de San Luis, Clara; Alvarez-Vergara, Maria I; Sanchez-Garcia, Manuel A; Sánchez-Mejías, Elisabeth; Dávila-Cansino, José Carlos; Rosales-Nieves, Alicia E; Forja, Cristina; Navarro, Victoria; Gomez-Arboledas, Ángela; Sánchez-Mico, María Virtudes; Viehweger, Adrian; Gerpe, Almudena; Hodson, Emma J; Vizuete, Marisa; Bishop, Tammie; Serrano-Pozo, Alberto; Lopez-Barneo, Jose; Berra, Edurne; Gutiérrez-Pérez, Antonia; Vitorica, Javier; Pascual, Alberto[et al.] (Nature Research, 2021-04)
Genetic Alzheimer’s disease (AD) risk factors associate with reduced defensive amyloid β plaque-associated microglia (AβAM), but the contribution of modifiable AD risk factors to microglial dysfunction is unknown. In AD ... -
In vivo modification of Abeta plaque toxicity as a novel neuroprotective lithium-mediated therapy for Alzheimer's disease pathology.
Trujillo-Estrada, Laura Isabel; Jiménez, Sebastián; De Castro, Vanessa; Torres, Manuel; Baglietto-Vargas, David; Moreno-González, Inés; Navarro, Victoria; Sánchez-Varo, Raquel María; Sánchez-Mejías, Elisabeth; Dávila-Cansino, José Carlos; Vizuete, Marisa; Gutiérrez-Pérez, Antonia; Vitorica, Javier[et al.] (Springer Nature, 2013)
Background: Alzheimer's disease (AD) is characterized by the abnormal accumulation of extracellular beta-amyloid (Abeta) plaques, intracellular hyperphosphorylated tau, progressive synaptic alterations, axonal dystrophies, ... -
Inflammatory Response in the Hippocampus of PS1M146L/APP751SL Mouse Model of Alzheimer’s Disease: Age-Dependent Switch in the Microglial Phenotype from Alternative to Classic.
Jiménez, Sebastián; Baglietto-Vargas, David; Caballero, Cristina; Moreno-González, Inés; Torres, Manuel; Sánchez-Varo, Raquel María; Ruano, Diego; Vizuete, Marisa; Gutiérrez-Pérez, Antonia; Vitorica, Javier[et al.] (Society for Neuroscience, 2008)
Although the microglial activation is concomitant to the Alzheimer's disease, its precise role (neuroprotection vs neurodegeneration) has not yet been resolved. Here, we show the existence of an age-dependent phenotypic ... -
Microglia in Alzheimer's Disease: Activated, Dysfunctional or Degenerative.
Navarro-Garrido, Victoria; Sánchez-Mejías, Elisabeth; Jiménez, Sebastián; Muñoz-Castro, Clara; Sánchez-Varo, Raquel María; Dávila-Cansino, José Carlos; Vizuete, Marisa; Gutiérrez-Pérez, Antonia; Vitorica, Javier[et al.] (Frontiers, 2018-05)
Microglial activation has been considered a crucial player in the pathological process of multiple human neurodegenerative diseases. In some of these pathologies, such as Amyotrophic Lateral Sclerosis or Multiple Sclerosis, ... -
Monocyte-derived cells invade brain parenchyma and amyloid plaques in human Alzheimer’s disease hippocampus.
Muñoz-Castro, Clara; Mejías-Ortega, Marina; Sánchez-Mejías, Elisabeth; Navarro, Victoria; Trujillo-Estrada, Laura Isabel; Jimenez, Sebastian; García-León, Juan Antonio; Fernández-Valenzuela, Juan José; Sanchez-Mico, María Virtudes; Romero-Molina, Carmen; Moreno-González, Inés; Baglietto-Vargas, David; Marisa, Vizuete; Gutiérrez-Pérez, Antonia; Vitorica, Javier[et al.] (Biomed Central Ltd, 2023-02-28)
Microglia play a major role in the innate immune responses of the CNS and the pathogenesis of Alzheimer’s disease (AD). However, the contribution of nonparenchymal or brain‑infiltrated myeloid cells to disease progression ... -
Neocortical tissue recovery in severe congenital obstructive hydrocephalus after intraventricular administration of bone marrow-derived mesenchymal stem cells.
García-Bonilla, María; Ojeda-Pérez, Betsaida; García-Martín, María Luisa; Muñoz-Hernández, María del Carmen; Vitorica, Javier; Jiménez, Sebastián; Cifuentes-Rueda, Manuel; Santos-Ruiz, Leonor; Shumilov, Kirill; Claros-Gil, Silvia; Gutiérrez-Pérez, Antonia; Páez-González, Patricia[et al.] (BMC, 2020-03-17)
In obstructive congenital hydrocephalus, cerebrospinal fluid accumulation is associated with high intracranial pressure and the presence of periventricular edema, ischemia/hypoxia, damage of the white matter, and glial ...