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Listar por autor "Dávila-Cansino, José Carlos"
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Abeta from APP/PS1 Alzheimer mice hippocampus induced synaptic damage in vivo and in vitro
Sánchez-Varo, Raquel María; De Castro Carratalá, Vanessa; Trujillo-Estrada, Laura Isabel; Sánchez-Mejías, Elisabeth; Jiménez, Sebastián; Navarro, Victoria; Sanchez-Mico, Maria Virtudes; Gómez-Arboledas, Ángela; Vizuete, María Luisa; Dávila-Cansino, José Carlos; Gutiérrez-Pérez, Antonia[et al.] (2017-10-02)We aim to investigate the effects of Abeta from young APP/PS1 mouse model of Alzheimer`s disease (AD) on the synaptic integrity, as the loss of synapses strongly correlates with cognitive deficits in patients. Plaque-associated ... -
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 ... -
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, ... -
Analyzing hippocampal synaptic damage and glial response in a mouse model of tauopathy
Fernández-Valenzuela, Juan José; Sánchez-Varo, Raquel María; Navarro, Victoria; Jiménez, Sebastián; Sánchez-Mejías, Elisabeth; Núñez-Díaz, Cristina; Gómez-Arboledas, Ángela; Vizuete, María Luisa; Dávila-Cansino, José Carlos; Vitorica Ferrández, Javier; Gutiérrez-Pérez, Antonia[et al.] (2017-10-04)Tau pathology is highly related to synaptic and neuronal loss, leading to cognitive decline and dementia in Alzheimer’s disease (AD) and other tauopathies. Tau transgenic mice are widely used to investigate the specific ... -
Astroglial reactivity in response to b-amyloidosis is associated with mithocondrial pathology in the hippocampus of Alzheimer's transgenic mice
López Oliva, Elba; Trujillo-Estrada, Laura Isabel; Sánchez-Mejías, Elisabeth; Mejías-Ortega, Marina; Fernández-Valenzuela, Juan José; Gómez-Arboledas, Ángela; Dávila-Cansino, José Carlos; Vitorica Ferrández, Javier; Gutiérrez-Pérez, Antonia[et al.] (2023-04)Aims: Alzheimer’s diseaase (A)D is associated with early energy hypometabolism, synaptic and mitochondrial dysfunction, oxidative stress, inflammation, abnormal proteostasis and progressive neurodegeneration. During the ... -
Coexistance of different damage-associated myeloid populations in the hippocampus of Alzheimer's patients
Sánchez-Mejías, Elisabeth; Mejías-Ortega, Marina; Dávila-Cansino, José Carlos; Gutiérrez-Pérez, Antonia; Vitorica Ferrández, Javier (Wiley, 2021)Parenchymal microglia are the brain-resident immune cells capable of responding to damage. Though the role of microglial cells in the development/progression of AD is still unknown, a dysfunctional response has recently ... -
Coexistance of different myeloid populations in the frontal cortex of alzheimer's disease patients
Mejías-Ortega, Marina; Sánchez-Mejías, Elisabeth; Núñez-Díaz, Cristina; Trujillo-Estrada, Laura Isabel; Sánchez-Varo, Raquel María; Dávila-Cansino, José Carlos; Dávila-Cansino, José Carlos; Gutiérrez-Pérez, Antonia[et al.] (2020-12-16)Parenchymal microglia, the brain-resident immune cells capable of responding to damage and disease, has been postulated as a critical factor in the Alzheimer´s disease (AD) progression. Apart from microglia, CNS macrophages, ... -
Comparing astroglial reactivity in two transgenic mouse models of tauopathy
Fernández-Valenzuela, Juan José; Sanchez Varo, Raquel; López Oliva, Elba; Romero Molina, Carmen; Mejías-Ortega, Marina; Sánchez-Mejías, Elisabeth; Vizuete, María Luisa; Dávila-Cansino, José Carlos; Vitorica Ferrández, Javier; Gutiérrez-Pérez, Antonia[et al.] (2021-11-03)Astrocytes are becoming crucial players in the pathology of neurodegenerative disorders, such as Alzheimer’s disease (AD). Astrocyte responses have been mainly analyzed in the context of amyloid-beta (Abeta) pathology, ... -
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 ... -
Decoding damage-associated microglia in post mortem hippocampus of Alzheimer’s disease patients
Sánchez-Mejías, Elisabeth; Mejías-Ortega, Marina; Navarro, Victoria; Gómez-Arboledas, Ángela; Núñez-Díaz, Cristina; Sánchez-Varo, Raquel María; Vizuete, María Luisa; Dávila-Cansino, José Carlos; Vitorica Ferrández, Javier; Gutiérrez-Pérez, Antonia[et al.] (2019-07-18)The relationship between Alzheimer’s disease (AD) and neuroinflammation has become stronger since the identification of several genetic risk factors related to microglial function. Though the role of microglial cells in ... -
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 ... -
Disentangling the contribution of tau and abeta pathologies in transgenic models of Alzheimer's disease
Sánchez-Varo, Raquel María; Fernández-Valenzuela, Juan José; Navarro, Victoria; Jiménez, Sebastián; Sánchez-Mejías, Elisabeth; Núñez-Díaz, Cristina; Gómez-Arboledas, Ángela; Vizuete, María Luisa; Dávila-Cansino, José Carlos; Vitorica Ferrández, Javier; Gutiérrez-Pérez, Antonia[et al.] (2018-07-20)AIMS: Amyloid-beta (Abeta) deposits and intraneuronal hyperphosphorylated tau are major pathological hallmarks of Alzheimer’s disease (AD). The coexistence of these aggregates in AD brains leads to synaptic dysfunction, ... -
Dissecting the microglial response in transgenic models of amyloidogenesis and tauopathy
Sánchez-Varo, Raquel María; Fernández-Valenzuela, Juan José; Romero-Molina, Carmen; Sánchez-Mejías, Elisabeth; Gómez-Arboledas, Ángela; Núñez-Díaz, Cristina; Navarro, Victoria; Dávila-Cansino, José Carlos; Vitorica Ferrández, Javier; Gutiérrez-Pérez, Antonia[et al.] (2019-07-19)Amyloid-beta (Abeta) peptide deposits and hyperphosphorylated tau protein (phospho-tau) accumulate in Alzheimer’s disease (AD) brains. These abnormal protein aggregates leads to glial activation, synaptic dysfunction, ... -
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 ... -
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 ... -
Epothilone-d rescues cognition and attenuates alzheimer’s disease-like pathology in APP/PS1 mice
Fernández-Valenzuela, Juan José; Sánchez-Varo, Raquel María; De Castro Carratalá, Vanessa; Moyano, Francisco; Vizuete, María Luisa; Dávila-Cansino, José Carlos; Vitorica Ferrández, Javier; Gutiérrez-Pérez, Antonia[et al.] (2016-09-09)AIMS: Cognitive decline in Alzheimer's disease (AD) patients has been linked to synaptic damage and neuronal loss. Hyperphosphorylation of tau protein destabilizes microtubules leading to the accumulation of autophagy/vesicular ... -
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 ... -
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 Ferrández, Javier; Alonso-Carrión, Francisco José; Mates-Sánchez, José Manuel; Segura-Checa, Juan Antonio; Norenberg, Michael; Rama Rao, Kakulavarapu; Jayakumar, Arumugan; Gutiérrez-Pérez, Antonia; Márquez-Gómez, Javier[et al.] (Wiley, 2015)The expression of glutaminase in glial cells has been a controversial issue and matter of debate for many years. Actually, glutaminase is essentially considered as a neuronal marker in brain. Astrocytes are endowed with ...