Browsing by Author "Gispert López, Juan Domingo"

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  • A multisite analysis of the concordance between visual image interpretation and quantitative analysis of [18F]flutemetamol amyloid PET images
    Bucci, Marco; Savitcheva, Irina; Farrar, Gill; Salvadó, Gemma; Collij, Lyduine E.; Doré, Vincent; Gispert López, Juan Domingo; Gunn, Roger; Hanseeuw, Bernard; Hansson, Oskar; Shekari, Mahnaz; Lhommel, Renaud; Molinuevo, José Luis; Rowe, Christopher; Sur, Cyrille; Whittington, Alex; Buckley, Christopher, 1948-; Nordberg, Agneta (Springer, 2021)
    Background: [18F]flutemetamol PET scanning provides information on brain amyloid load and has been approved for routine clinical use based upon visual interpretation as either negative (equating to none or sparse amyloid ...
  • Age, sex and APOE-ε4 modify the balance between soluble and fibrillar β-amyloid in non-demented individuals: topographical patterns across two independent cohorts
    Cacciaglia, Raffaele; Salvadó, Gemma; Molinuevo, José Luis; Shekari, Mahnaz; Falcón, Carles; Operto, Grégory; Suárez-Calvet, Marc; Milà Alomà, Marta; Sala, Arianna; Rodriguez-Vieitez, Elena; Kollmorgen, Gwendlyn; Suridjan, Ivonne; Blennow, Kaj; Zetterberg, Henrik; Gispert López, Juan Domingo; Alzheimer’s Disease Neuroimaging Initiative; ALFA Study (Nature Research, 2022)
    Amyloid (Aβ) pathology is the earliest detectable pathophysiological event along the Alzheimer's continuum, which can be measured both in the cerebrospinal fluid (CSF) and by Positron Emission Tomography (PET). Yet, these ...
  • Amyloid beta, tau, synaptic, neurodegeneration, and glial biomarkers in the preclinical stage of the Alzheimer's continuum
    Milà Alomà, Marta; Salvadó, Gemma; Gispert López, Juan Domingo; Vilor Tejedor, Natàlia, 1988-; Grau-Rivera, Oriol; Sala Vila, Aleix; Sánchez Benavides, Gonzalo; Arenaza Urquijo, Eider M.; Crous-Bou, Marta; González de Echávarri, José Maria; Minguillón, Carolina; Fauria, Karine; Simon, Maryline; Kollmorgen, Gwendlyn; Zetterberg, Henrik; Blennow, Kaj; Suárez-Calvet, Marc; Molinuevo, José Luis; ALFA Study (Wiley, 2020)
    Introduction: The biological pathways involved in the preclinical stage of the Alzheimer's continuum are not well understood. Methods: We used NeuroToolKit and Elecsys® immunoassays to measure cerebrospinal fluid (CSF) ...
  • Analysis of psychological symptoms following disclosure of amyloid-positron emission tomography imaging results to adults with subjective cognitive decline
    Caprioglio, Camilla; Minguillón, Carolina; Grau-Rivera, Oriol; Molinuevo, José Luis; Gispert López, Juan Domingo; AMYPAD Consortium (American Medical Association, 2023)
    Importance Individuals who are amyloid-positive with subjective cognitive decline and clinical features increasing the likelihood of preclinical Alzheimer disease (SCD+) are at higher risk of developing dementia. Some ...
  • APOE ɛ4 exacerbates age-dependent deficits in cortical microstructure
    Mak, Elijah; Falcón, Carles; Gispert López, Juan Domingo; PREVENT-Dementia and ALFA studies (Oxford University Press, 2024)
    The apolipoprotein E ɛ4 allele is the primary genetic risk factor for the sporadic type of Alzheimer's disease. However, the mechanisms by which apolipoprotein E ɛ4 are associated with neurodegeneration are still poorly ...
  • APOE-ε4 modulates the association between regional amyloid deposition and cognitive performance in cognitively unimpaired middle-aged individuals
    Brugulat Serrat, Anna, 1986-; Sánchez Benavides, Gonzalo; Cacciaglia, Raffaele; Shekari, Mahnaz; Milà Alomà, Marta; Vilor Tejedor, Natàlia, 1988-; Operto, Grégory; Falcón, Carles; Grau-Rivera, Oriol; Arenaza Urquijo, Eider M.; Minguillón, Carolina; Fauria, Karine; Suárez-Calvet, Marc; Gispert López, Juan Domingo; ALFA Study (Springer, 2023)
    Purpose: To determine whether the APOE-ε4 allele modulates the relationship between regional β-amyloid (Aβ) accumulation and cognitive change in middle-aged cognitively unimpaired (CU) participants. Methods: The 352 CU ...
  • APOE-ε4 risk variant for Alzheimer's disease modifies the association between cognitive performance and cerebral morphology in healthy middle-aged individuals
    Cacciaglia, Raffaele; Molinuevo, José Luis; Falcón, Carles; Sánchez Benavides, Gonzalo; Gramunt Fombuena, Nina; Brugulat Serrat, Anna, 1986-; Esteller, Manel; Morán, Sebastián; Fauria, Karine; Gispert López, Juan Domingo; ALFA Study (Elsevier, 2019)
    The APOE-ε4 genotype is the highest genetic risk factor for Alzheimer's disease (AD). In cognitively unimpaired individuals, it has been related to altered brain morphology, function and earlier amyloid beta accumulation. ...
  • APOE-ε4 shapes the cerebral organization in cognitively intact individuals as reflected by structural gray matter networks
    Cacciaglia, Raffaele; Molinuevo, José Luis; Falcón, Carles; Arenaza Urquijo, Eider M.; Sánchez Benavides, Gonzalo; Brugulat Serrat, Anna, 1986-; Blennow, Kaj; Zetterberg, Henrik; Gispert López, Juan Domingo; ALFA Study (Oxford University Press, 2020)
    Gray matter networks (GMn) provide essential information on the intrinsic organization of the brain and appear to be disrupted in Alzheimer's disease (AD). Apolipoprotein E (APOE)-ε4 represents the major genetic risk factor ...
  • Association between insomnia and cognitive performance, gray matter volume, and white matter microstructure in cognitively unimpaired adults
    Grau-Rivera, Oriol; Operto, Grégory; Falcón, Carles; Sánchez Benavides, Gonzalo; Cacciaglia, Raffaele; Brugulat Serrat, Anna, 1986-; Gramunt Fombuena, Nina; Salvadó, Gemma; Suárez-Calvet, Marc; Minguillón, Carolina; Iranzo, Alex; Gispert López, Juan Domingo; Molinuevo, José Luis; ALFA Study (BioMed Central, 2020)
    Background: Mounting evidence links poor sleep quality with a higher risk of late-life dementia. However, the structural and cognitive correlates of insomnia are still not well understood. The study aims were to characterize ...
  • Association between telomere length and cognitive function among cognitively unimpaired individuals at risk of Alzheimer's disease
    Rodríguez-Fernández, Blanca; Sánchez Benavides, Gonzalo; Genius, Patricia; Minguillón, Carolina; Fauria, Karine; De Vivo, Immaculata; Navarro i Cuartiellas, Arcadi, 1969-; Molinuevo, José Luis; Gispert López, Juan Domingo; Sala Vila, Aleix; Vilor Tejedor, Natàlia, 1988-; Crous-Bou, Marta; ALFA Study (Elsevier, 2024)
    Introduction: Leukocyte telomere length (LTL) is an objective biomarker of biological aging, and it is proposed to play a crucial role in Alzheimer's disease (AD) risk. We aimed at evaluating the cross-sectional association ...
  • Association of weight change with cerebrospinal fluid biomarkers and amyloid positron emission tomography in preclinical Alzheimer's disease
    Grau-Rivera, Oriol; Navalpotro-Gómez, Irene; Sánchez Benavides, Gonzalo; Suárez-Calvet, Marc; Milà Alomà, Marta; Arenaza Urquijo, Eider M.; Salvadó, Gemma; Sala Vila, Aleix; Shekari, Mahnaz; González de Echávarri, José Maria; Minguillón, Carolina; Niñerola-Baizán, Aida; Perissinotti, Andrés; Simon, Maryline; Kollmorgen, Gwendlyn; Zetterberg, Henrik; Blennow, Kaj; Gispert López, Juan Domingo; Molinuevo, José Luis; ALFA Study (BioMed Central, 2021)
    Background: Recognizing clinical manifestations heralding the development of Alzheimer's disease (AD)-related cognitive impairment could improve the identification of individuals at higher risk of AD who may benefit from ...
  • Astrocyte biomarkers GFAP and YKL-40 mediate early Alzheimer's disease progression
    Pelkmans, Wiesje; Shekari, Mahnaz; Brugulat Serrat, Anna, 1986-; Sánchez Benavides, Gonzalo; Minguillón, Carolina; Fauria, Karine; Molinuevo, José Luis; Grau-Rivera, Oriol; González Escalante, Armand; Kollmorgen, Gwendlyn; Carboni, Margherita; Ashton, Nicholas J.; Zetterberg, Henrik; Blennow, Kaj; Suárez-Calvet, Marc; Gispert López, Juan Domingo; ALFA Study (Wiley, 2024)
    Introduction: We studied how biomarkers of reactive astrogliosis mediate the pathogenic cascade in the earliest Alzheimer's disease (AD) stages. Methods: We performed path analysis on data from 384 cognitively unimpaired ...
  • Atypical cortical hierarchy in Aβ-positive older adults and its reflection in spontaneous speech
    He, Rui; Al-Tamimi, Jalal; Sánchez Benavides, Gonzalo; Montaña Valverde, Guillermo; Gispert López, Juan Domingo; Grau-Rivera, Oriol; Suárez-Calvet, Marc; Minguillón, Carolina; Fauria, Karine; Navarro i Cuartiellas, Arcadi, 1969-; Hinzen, Wolfram (Elsevier, 2024)
    Abnormal deposition of Aβ amyloid is an early neuropathological marker of Alzheimer's disease (AD), arising long ahead of clinical symptoms. Non-invasive measures of associated early neurofunctional changes, together with ...
  • Automated method for small-animal PET image registration with intrinsic validation
    Pascau, Javier; Gispert López, Juan Domingo; Michaelides, Michael; Thanos, Panayotis K.; Volkow, Nora D.; Vaquero, Juan J.; Soto-Montenegro, Maria Luisa; Desco, Manuel (Springer, 2009)
    PURPOSE: We propose and compare different registration approaches to align small-animal PET studies and a procedure to validate the results by means of objective registration consistency measurements. PROCEDURES: We have ...
  • Biological brain age prediction using machine learning on structural neuroimaging data: Multi-cohort validation against biomarkers of Alzheimer's disease and neurodegeneration stratified by sex
    Cumplido-Mayoral, Irene; Operto, Grégory; Falcón, Carles; Shekari, Mahnaz; Cacciaglia, Raffaele; Milà Alomà, Marta; Minguillón, Carolina; Suárez-Calvet, Marc; Gispert López, Juan Domingo; OASIS study (eLife, 2023)
    Brain-age can be inferred from structural neuroimaging and compared to chronological age (brain-age delta) as a marker of biological brain aging. Accelerated aging has been found in neurodegenerative disorders like Alzheimer's ...
  • Brain correlates of urban environmental exposures in cognitively unimpaired individuals at increased risk for Alzheimer's disease: A study on Barcelona's population
    Falcón, Carles; Gascon Merlos, Mireia, 1984-; Molinuevo, José Luis; Operto, Grégory; Cirach, Marta; Gotsens, Xavier; Fauria, Karine; Arenaza Urquijo, Eider M.; Pujol Martí, Jesús, 1981-; Sunyer Deu, Jordi; Nieuwenhuijsen, Mark J.; Gispert López, Juan Domingo; Crous-Bou, Marta; ALFA Study (Wiley, 2021)
    Introduction: Urban environmental exposures might contribute to the incidence of Alzheimer's disease (AD). Our aim was to identify structural brain imaging correlates of urban environmental exposures in cognitively unimpaired ...
  • Brain transcriptomic profiling reveals common alterations across neurodegenerative and psychiatric disorders
    Sadeghi, Iman; Gispert López, Juan Domingo; Palumbo, Emilio; Muñoz-Aguirre, Manuel; Wucher, Valentin; D'Argenio, Valeria; Santpere Baró, Gabriel, 1981-; Navarro i Cuartiellas, Arcadi, 1969-; Guigó Serra, Roderic; Vilor Tejedor, Natàlia, 1988- (Elsevier, 2022)
    Neurodegenerative and neuropsychiatric disorders (ND-NPs) are multifactorial, polygenic and complex behavioral phenotypes caused by brain abnormalities. Large-scale collaborative efforts have tried to identify the genetic ...
  • Centiloid cut-off values for optimal agreement between PET and CSF core AD biomarkers
    Salvadó, Gemma; Molinuevo, José Luis; Brugulat Serrat, Anna, 1986-; Falcón, Carles; Grau-Rivera, Oriol; Suárez-Calvet, Marc; Pavía Segura, Javier; Niñerola-Baizán, Aida; Perissinotti, Andrés; Lomeña, Francisco; Minguillón, Carolina; Fauria, Karine; Zetterberg, Henrik; Blennow, Kaj; Gispert López, Juan Domingo; Alzheimer’s Disease Neuroimaging Initiative (BioMed Central, 2019)
    Background: The Centiloid scale has been developed to standardize measurements of amyloid PET imaging. Reference cut-off values of this continuous measurement enable the consistent operationalization of decision-making for ...
  • Cerebral amyloid-β load is associated with neurodegeneration and gliosis: Mediation by p-tau and interactions with risk factors early in the Alzheimer's continuum
    Salvadó, Gemma; Milà Alomà, Marta; Shekari, Mahnaz; Minguillón, Carolina; Fauria, Karine; Niñerola-Baizán, Aida; Perissinotti, Andrés; Kollmorgen, Gwendlyn; Buckley, Christopher, 1948-; Farrar, Gill; Zetterberg, Henrik; Blennow, Kaj; Suárez-Calvet, Marc; Molinuevo, José Luis; Gispert López, Juan Domingo; ALFA Study (Wiley, 2021)
    Introduction: The association between cerebral amyloid-β accumulation and downstream CSF biomarkers is not fully understood, particularly in asymptomatic stages. Methods: In 318 cognitively unimpaired participants, we ...
  • Clinical effect of early vs late amyloid positron emission tomography in memory clinic patients: the amypad-dpms randomized clinical trial
    Altomare, Daniele; Grau-Rivera, Oriol; Gispert López, Juan Domingo; Amyloid Imaging to Prevent Alzheimer's Disease (AMYPAD) Consortium (American Medical Association, 2023)
    Importance: Amyloid positron emission tomography (PET) allows the direct assessment of amyloid deposition, one of the main hallmarks of Alzheimer disease. However, this technique is currently not widely reimbursed because ...

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