988 results match your criteria: "Biomedical Research Institute Sant Pau[Affiliation]"

Scoping review of anticancer drug utilization in lung cancer patients at the end of life.

Clin Transl Oncol

October 2024

Iberoamerican Cochrane Centre, Biomedical Research Institute Sant Pau (IIB Sant Pau), CIBER Epidemiología y Salud Pública (CIBERESP), Universitat Autònoma de Barcelona, Barcelona, Spain.

Purpose: This scoping review aims to deepen the understanding of end-of-life anticancer drug use in lung cancer patients, a disease marked by high mortality and symptom burden. Insight into unique end-of-life treatment patterns is crucial for improving the appropriateness of cancer care for these patients.

Methods: Comprehensive searches were carried out in Medline and Embase to find articles on the utilization of anticancer drugs in the end of life of lung cancer patients.

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Biomarkers have been instrumental in population selection and disease monitoring in clinical trials of recently FDA-approved drugs targeting amyloid-β to slow the progression of Alzheimer's disease (AD). As new therapeutic strategies and biomarker techniques emerge, the importance of biomarkers in drug development is growing exponentially. In this emerging landscape, biomarkers are expected to serve a wide range of contexts of use in clinical trials focusing on AD and related dementias.

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Clinical and research application of fluid biomarkers in autosomal dominant Alzheimer's disease and Down syndrome.

EBioMedicine

October 2024

Alzheimer's Disease and Other Cognitive Disorders Unit, Hospital Clínic de Barcelona, Fundació de Recerca Clínic Barcelona-IDIBAPS, University of Barcelona, Barcelona, Spain. Electronic address:

Article Synopsis
  • Autosomal dominant Alzheimer's disease (ADAD) and Down syndrome (DS) are genetic forms of Alzheimer's that help researchers explore biomarker changes and disease progression in Alzheimer's overall.
  • The study highlights that biomarkers in genetic cases have unique characteristics and a predictable onset, making their context of use different from sporadic Alzheimer's cases.
  • Understanding these distinctions is crucial for research and clinical practices, ultimately leading to more personalized treatment strategies for individuals affected by genetically determined Alzheimer's.
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Article Synopsis
  • * A total of 132,720 adults were analyzed, revealing that 23.3% had been diagnosed with Alzheimer dementia, with an incidence rate of 22.4 cases per 1,000 person-years.
  • * The average age at which individuals were first diagnosed with Alzheimer dementia was approximately 54.5 years, with the mean age at death for these patients being around 59.2 years.
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Exploring algorithms to select candidates for non-selective beta-blockers in cirrhosis: A post hoc analysis of the PREDESCI trial.

J Hepatol

September 2024

Department of Visceral Surgery and Medicine, Inselspital, Bern University Hospital, Bern, Switzerland; Centre for Biomedical Research in Liver and Digestive Diseases Network (CIBERehd), Madrid, Spain; Barcelona Hepatic Hemodynamic Laboratory, Liver Unit, Hospital Clínic, Institut de Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS). Health Care Provider of the European Reference Network on Rare Liver Disorders (ERN RARE-Liver). Department de Medicina i Ciències de la Salut, University of Barcelona, Barcelona, Spain. Electronic address:

Background & Aims: Whether non-invasive tests (NITs) can accurately select patients with cirrhosis requiring non-selective beta-blockers (NSBBs) for clinically significant portal hypertension (CSPH) and prevention of decompensation is unclear. Our aim was to test the performance of NIT-based algorithms for CSPH diagnosis using the prospective PREDESCI cohort. We investigated whether a new algorithm combining NITs with endoscopy could improve performance.

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Clinical value of plasma pTau181 to predict Alzheimer's disease pathology in a large real-world cohort of a memory clinic.

EBioMedicine

October 2024

Research Center and Memory Clinic, Ace Alzheimer Center Barcelona, Barcelona, Spain; Biomedical Research Networking Centre in Neurodegenerative Diseases (CIBERNED), Madrid, Spain; Glenn Biggs Institute for Alzheimer's & Neurodegenerative Diseases, University of Texas Health Science Center, San Antonio, TX, USA.

Background: The identification of patients with an elevated risk of developing Alzheimer's disease (AD) dementia and eligible for the disease-modifying treatments (DMTs) in the earliest stages is one of the greatest challenges in the clinical practice. Plasma biomarkers has the potential to predict these issues, but further research is still needed to translate them to clinical practice. Here we evaluated the clinical applicability of plasma pTau181 as a predictive marker of AD pathology in a large real-world cohort of a memory clinic.

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Identification of Genetic Loci Associated With Intracerebral Hemorrhage Using a Multitrait Analysis Approach.

Neurology

October 2024

From the Stroke Pharmacogenomics and Genetics Group (E.M., J.C.-M., L.L.-C., C.G.-F., N.C., M.L.L., J.M.M.-C., P.V.-G., I.F.-C.), Biomedical Research Institute Sant Pau (IIB SANT PAU); Epilepsy Unit (E.M., A.S.-M., V.R.-C.), Neurology Service, Hospital de la Santa Creu i Sant Pau, Barcelona; Stroke Pharmacogenomics and Genetics (N.C.), Fundació MútuaTerrassa per la Docència i la Recerca; and Department of Neurology (C.G.-F., A.A.-S., J.M.-F.), Hospital de la Santa Creu i Sant Pau, IIB SANT PAU, Barcelona, Spain.

Background And Objectives: Genome-wide association studies (GWASs) have only 2 loci associated with spontaneous intracerebral hemorrhage (ICH): for lobar and 1q22 for nonlobar ICH. We aimed to discover new loci through an analysis that combines correlated traits (multi-trait analysis of GWAS [MTAG]) and explore a gene-based analysis, transcriptome-wide association study (TWAS), and proteome-wide association study (PWAS) to understand the biological mechanisms of spontaneous ICH providing potential therapeutic targets.

Methods: We use the published MTAG of ICH (patients with spontaneous intraparenchymal bleeding) and small-vessel ischemic stroke.

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The Effect of Obstructive Sleep Apnea on Subclinical Target Organ Damage in Patients With Resistant Hypertension.

Arch Bronconeumol

September 2024

Centro de Investigación Biomédica en Red de Enfermedades Respiratorias (CIBERES), Instituto de Salud Carlos III, Madrid, Spain; Hospital Universitari Arnau de Vilanova and Santa Maria, Group of Translational Research in Respiratory Medicine, IRB Lleida, Lleida, Spain. Electronic address:

Introduction: Among all patients with hypertension, those with resistant hypertension (RH) have the highest rates of subclinical organ damage (SOD). The prevalence of obstructive sleep apnea (OSA) is high in RH patients, and it could contribute to SOD. We aimed to investigate how OSA and its treatment are related to SOD in a large cohort of RH patients.

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Modified radioimmunoassay versus ELISA to quantify anti-acetylcholine receptor antibodies in a mouse model of myasthenia gravis.

J Immunol Methods

November 2024

Neuromuscular Disorders Laboratory, Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Barcelona, Spain; Center for Biomedical Network Research on Rare Diseases (CIBERER), Instituto de Salud Carlos III, Madrid, Spain.

Article Synopsis
  • A study was conducted to compare a modified radioimmunoassay (RIA) kit to two enzyme-linked immunosorbent assays (ELISA) methods for detecting anti-acetylcholine receptor (AChR) antibodies in a mouse model of myasthenia gravis (MG).
  • The modified RIA showed high sensitivity (84.1%) and perfect specificity (100%), indicating its effectiveness in identifying AChR antibodies.
  • The results suggest that using this modified RIA kit could streamline the antibody quantification process and minimize variability across different labs, as it doesn’t require time-consuming and costly antigen purification.
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Introduction: In patients with acute ischemic stroke (AIS) secondary to intracranial large vessel occlusion, optimal blood pressure (BP) management following endovascular treatment (EVT) has not yet been established. The randomized trial on Hemodynamic Optimization of Cerebral Perfusion after Successful Endovascular Therapy in Patients with Acute Ischemic Stroke (HOPE) (clinicaltrials.gov id: NCT04892511) aims to demonstrate whether hemodynamic optimization using different systolic BP targets following EVT according to the degree of final recanalization, is more effective than currently recommended BP management in improving functional outcomes of patients with AIS.

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Purpose: To (i) assess how and to what extent online communities are used among breast cancer survivors (BCS) as a source of social support, (ii) describe the kind of support BCS access through online communities, and (iii) explore how these communities foster social support for BCS that promotes well-being and reduces the challenges of survivorship.

Methods: We conducted a scoping review. A professional librarian performed a comprehensive search in multiple databases from January 2010 to May 2023.

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Background: Experience and satisfaction of colorectal cancer screening program participants are among the key factors that determine adherence to these programs. Understanding them is crucial to ensure future participation.

Objectives: To explore and gain understanding on the experience and satisfaction of the average-risk population participating in colorectal cancer screening programs.

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Introduction: In high-income countries, quality improvement interventions and research are usually guided by trauma registries. In low- and middle-income countries, the implementation of trauma registries has been limited mainly for cost reasons.

Objective: To analyze the budgetary impact of the implementation of trauma registries in Argentina.

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Introduction: We investigated the link between habitual caffeine intake with memory impairments and cerebrospinal fluid (CSF) biomarkers in mild cognitive impairment (MCI) and Alzheimer's disease (AD) patients.

Methods: MCI (N = 147) and AD (N = 116) patients of the Biomarker of AmyLoid pepTide and AlZheimer's diseAse Risk (BALTAZAR) cohort reported their caffeine intake at inclusion using a dedicated survey. Associations of caffeine consumption with memory impairments and CSF biomarkers (tau, p-tau181, amyloid beta 1-42 [Aβ], Aβ) were analyzed using logistic and analysis of covariance models.

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Development of thresholds and a visualization tool for use of a blood test in routine clinical dementia practice.

Alzheimers Dement

September 2024

Neurochemistry Laboratory, Department of Laboratory Medicine, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam Neuroscience, Amsterdam, The Netherlands.

Article Synopsis
  • A new blood test interpretation tool has been created for clinical dementia practice, focusing on key biomarkers like P-tau181, GFAP, and NfL for more accurate diagnoses.
  • The tool was developed using data from 1,199 plasma samples, with successful validation in independent cohorts showing high diagnostic accuracy for identifying different types of dementia.
  • The final tool features visualizations like UpSet and density plots to help clinicians interpret results effectively in real-world settings.
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This is a protocol for a Cochrane Review (prognosis). The objectives are as follows: We aim to compare overall survival in people with recurrence and second primary lung cancer (SPLC) after lung cancer surgery. If survival differs between those people categorised as having index lung cancer recurrence and those categorised as having SPLC, it might be possible to identify the definition that has the best discriminatory capacity from the various published definitions of these conditions, so that it can be used in future.

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Characterization of white matter hyperintensities in Down syndrome.

Alzheimers Dement

September 2024

Sant Pau Memory Unit, Department of Neurology, Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau, Universitat Autònoma de Barcelona, Barcelona, Spain.

Introduction: In Down syndrome (DS), white matter hyperintensities (WMHs) are highly prevalent, yet their topography and association with sociodemographic data and Alzheimer's disease (AD) biomarkers remain largely unexplored.

Methods: In 261 DS adults and 131 euploid controls, fluid-attenuated inversion recovery magnetic resonance imaging scans were segmented and WMHs were extracted in concentric white matter layers and lobar regions. We tested associations with AD clinical stages, sociodemographic data, cerebrospinal fluid (CSF) AD biomarkers, and gray matter (GM) volume.

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Associations of Microbleeds and Their Topography With Imaging and CSF Biomarkers of Alzheimer Pathology in Individuals With Down Syndrome.

Neurology

August 2024

From the Sant Pau Memory Unit (S.E.Z., A.O.M.-N., M.R.A., I.A., J.E.A.-I., L.V.-A., V.M., J.P., J.A., Í.R.-B., L.M.B., L.V., I.B., L.H.S., B.B., A.S.H., S.G., D.A., O.B., A.L., J.F., M.C.-I., A.B.), Department of Neurology, Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau, Universitat Autònoma de Barcelona; Department of Medicine (L.V.-A., N.B.), Faculty of Medicine and Health Sciences, Institute of Neurosciences, University of Barcelona; Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona; Center of Biomedical Investigation Network for Neurodegenerative Diseases (CIBERNED) (V.M., J.P., L.V., I.B., D.A., O.B., A.L., J.F., M.C.-I., A.B.), Madrid; Barcelona Down Medical Center (L.V., B.B., S.F., A.S.H., J.F., M.C.-I.), Fundació Catalana Síndrome de Down; Radiology department (N.B., S.G.-O.), Centre de Diagnostic per la Imatge. Hospital Clínic de Barcelona; and Multidisciplinary Sleep Unit. Hospital de la Santa Creu i Sant Pau (S.G.), Institut d'Investigació Biomèdica Sant Pau (IIB SANT PAU), Barcelona, Spain.

Article Synopsis
  • This study investigates the occurrence and characteristics of cerebral microbleeds in adults with Down syndrome (DS), a population at risk for Alzheimer's disease (AD), to understand their relationship with clinical variables and cognitive outcomes.
  • The research involves a cross-sectional analysis of 276 individuals with DS and 158 healthy controls, using neuroimaging, genetic testing, and cognitive assessments to evaluate microbleed prevalence and its associations with AD biomarkers.
  • Results show that individuals with DS are more likely to have microbleeds compared to controls, with prevalence increasing with age and severity of AD, particularly in those carrying the ε4 allele, but not linked to common vascular risk factors.
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Background: There is a close relationship between obstructive sleep apnoea (OSA) and resistant hypertension (RH). However, studies assessing the long-term effect of diagnosing and treating OSA on blood pressure (BP) control in these patients are lacking.

Methods: To address this gap, we recruited 478 RH patients from hypertension units and followed them prospectively after they were screened for OSA through a sleep study.

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Assessing predictors of adequate individual buprenorphine maintenance dosage for the treatment of opioid use disorder: Listening to the patient.

Int J Drug Policy

August 2024

Centro de Investigación Biomédica en Red de Salud Mental (CIBERSAM), Madrid, Spain; Addictive Behaviours Unit, Department of Psychiatry, Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Barcelona, Spain; Departament de Psiquiatria i Medicina Legal, Universitat Autonoma de Barcelona, Bellaterra, Spain.

Objective: Dose optimization plays a key role in determining clinical outcomes in patients on opioid agonist treatment (OAT). The objective of this study was to identify the variables independently associated with buprenorphine/naloxone (B/N) dose adequacy in patients with opiate use disorder (OUD).

Method: Cross-sectional study of a convenience sample of patients with OUD treated with B/N (n = 315) in four regions in Spain.

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Clinical recognition of frontotemporal dementia with right anterior temporal predominance: A multicenter retrospective cohort study.

Alzheimers Dement

August 2024

Alzheimer Center Amsterdam, Department of Neurology, Amsterdam Neuroscience, Vrije Universiteit Amsterdam, Amsterdam UMC, De Boelelaan, Amsterdam, The Netherlands.

Article Synopsis
  • A multicenter study involving 18 centers in 12 countries examined 360 patients with frontotemporal dementia (FTD) characterized by right anterior temporal lobe (RATL) atrophy to create a unified clinical description of the syndrome.
  • Key symptoms identified in patients included mental rigidity (78%), disinhibition (74%), and naming difficulties (70%), with cognitive tests revealing specific deficits in social interactions and emotional recognition, though lacking in measuring mental rigidity.
  • The findings represent the largest cohort of its kind, highlighting under-acknowledged symptoms of RATL and providing valuable insights for clinicians to improve early diagnosis and management of FTD patients.
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Purpose: To compare three methods for identifying patient preferences (MIPPs) at the point of decision-making: analysis of video-recorded patient-clinician encounters, post-encounter interviews, and post-encounter surveys.

Patients And Methods: For the decision of whether to use a spinal cord stimulator device (SCS), a video coding scheme, interview guide, and patient survey were iteratively developed with 30 SCS decision-making encounters in a tertiary academic medical center pain clinic. Burke's grammar of motives was used to classify the attributed source or justification for a potential preference for each preference block.

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In recent years, the role of macrophages as the primary cell type contributing to foam cell formation and atheroma plaque development has been widely acknowledged. However, it has been long recognized that diffuse intimal thickening (DIM), which precedes the formation of early fatty streaks in humans, primarily consists of lipid-loaded smooth muscle cells (SMCs) and their secreted proteoglycans. Recent studies have further supported the notion that SMCs constitute the majority of foam cells in advanced atherosclerotic plaques.

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