214,685 results match your criteria: "Barcelona; Universitat Autonoma de Barcelona[Affiliation]"

Introduction: Traditional multivariate methods for neuroimaging studies overlook the interdependent relationship between brain features. This study addresses this gap by analyzing relative brain volumetric patterns to capture how Alzheimer's disease (AD) and genetics influence brain structure along the disease continuum.

Methods: This study analyzed data from participants across the AD continuum from the Alzheimer's and Families (ALFA) and Alzheimer's Disease Neuroimaging Initiative (ADNI) studies.

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Introduction: HIV-1 exploits dendritic cells (DCs) to spread throughout the body via specific recognition of gangliosides present on the viral envelope by the CD169/Siglec-1 membrane receptor. This interaction triggers the internalization of HIV-1 within a structure known as the sac-like compartment. While the mechanism underlying sac-like compartment formation remains elusive, prior research indicates that the process is clathrin-independent and cell membrane cholesterol-dependent and involves transient disruption of cortical actin.

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is a major causative agent of streptococcosis in Nile tilapia () and understanding its etiology is important to ensure the sustainable development of global tilapia farming. Our research group recently observed contrasting disease patterns in animals infected with two different serotypes (Ib and III). To better understand the basis for these divergent responses, we analyzed the brain transcriptome of Nile tilapia following bacterial exposure.

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Highly sensitized (HS) patients in need of kidney transplantation (KTx) typically spend a longer time waiting for compatible kidneys, are unlikely to receive an organ offer, and are at increased risk of antibody-mediated rejection (AMR). Desensitization using imlifidase, which is more rapid and removes total body immunoglobulin G (IgG) to a greater extent than other methods, enables transplantation to occur between HLA-incompatible (HLAi) donor-recipient pairs and allows patients to have greater access to KTx. However, when the project was launched there was limited data and clinical experience with desensitization in general and with imlifidase specifically.

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Background: A considerable proportion (21%) of patients with common variable immunodeficiency (CVID) suffers from depression. These subjects are characterized by reduced naïve T cells and a premature T cell senescence similar to that of patients with major depressive disorder (MDD). It is known that T cells are essential for limbic system development/function.

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Purpose: The purpose of this study is to describe the inter- and intra-individual differences in the platelet concentration between blood and platelet-rich plasma (PRP) preparation, assess intersubject differences considering demographic and anthropometric variables, describe PRP code distribution and analyse intrasubject variability.

Methods: A retrospective analysis was conducted using a single-centre patient database from November 2021 to November 2023. It included patients with musculoskeletal pathologies treated with PRP injections.

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Pain Perception Threshold in Young High-Altitude Natives After Acute Exposure to Severe Hypoxic Conditions.

Oxygen (Basel)

March 2025

Centro de Investigación en Medicina de Altura (CIMA), Facultad de Medicina Humana, Universidad de San Martín de Porres, Lima 15001, Peru.

Previous studies indicate that individuals at high altitudes have a lower pain threshold than those living at sea level. This study evaluates the differences in pain perception among young people living at an altitude of 3800 m and after acute exposure to a severe hypoxic environment at more than 5100 m. Fourteen people (BMI of 22.

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Caspase-4 Has Potential Utility as a Colorectal Tissue Biomarker for Dysplasia and Early-Stage Cancer.

Gastro Hep Adv

September 2024

School of Biochemistry and Immunology, Trinity Biomedical Sciences Institute, Trinity College Dublin, Dublin, Ireland.

Background And Aims: Colorectal cancer (CRC) is the second most deadly cancer globally. The rapidly rising incidence rate of CRC, coupled with increased diagnoses in individuals <50 years, indicates that early detection of CRC, and those at an increased risk of CRC development, is paramount to improve the survival rates of these patients. Here, we profile caspase-4 expression across 2 distinct CRC development pathways, sporadic CRC (sCRC) and inflammatory bowel disease-associated CRC (IBD-CRC), to examine its utility as a novel biomarker for CRC risk and diagnosis.

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Today's globalised agricultural sector poses significant environmental challenges that are expected to worsen with population growth, increased urbanisation, and with the effects of climate change. In this context, vertical farming systems have gained traction as potential solutions to create a more resilient and sustainable food system. This study aims to evaluate the environmental performance of mixed salad bags from a conventional supply chain and compare it with that of mixed salad supplied by a large-scale vertical farm.

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Introduction: The management of de novo non-specific spinal infections (spondylodiscitis - SD) remains inconsistent due to varying clinical practices and a lack of high-level evidence, particularly regarding the indications for surgery.

Research Question: This study aims to develop consensus recommendations for the diagnosis and management of SD, addressing diagnostic modalities, surgical indications, and treatment strategies.

Material And Methods: A Delphi process was conducted with 26 experts from the European Association of Neurosurgical Societies (EANS).

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Therapeutic alliance in a stepped digital psychosocial intervention for breast cancer patients: findings from a multicentre randomised controlled trial.

BJPsych Open

January 2025

ICOnnecta't Digital Health Program, Catalan Institute of Oncology, Hospitalet del Llobregat, Spain; Psychooncology and Digital Health Group, The Bellvitge Biomedical Research Institute (IDIBELL), L'Hospitalet del Llobregat, Spain; and Department of Clinical Psychology and Psychobiology, Universitat de Barcelona, Spain.

Background: Action mechanisms of therapeutic alliance in stepped and digital interventions remain unclear.

Aims: (a) To compare the development of therapeutic alliance between psychosocial treatment as usual (PTAU) and a stepped digital intervention designed to prevent distress in cancer patients; (b) to analyse the level of agreement between patients' and therapists' therapeutic alliance ratings; and (c) to explore variables associated with therapeutic alliance in the digital intervention.

Method: A multicentre randomised controlled trial with 184 newly diagnosed breast cancer women was conducted.

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Extra-skeletal Ewing sarcoma is a rare tumor, most commonly occurring in the paravertebral region, extremities, retroperitoneum, and very rarely in visceral locations. We present two primary visceral Ewing sarcomas confirmed at the molecular level: one located in the stomach and the other in the bladder. Both tumors demonstrated strong and diffuse membranous CD99 expression, accompanied by variable KIT immunoreactivity.

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Background: Alzheimer's disease (AD) is a progressive neurodegenerative disorder affecting millions worldwide, leading to cognitive and functional decline. Early detection and intervention are crucial for enhancing the quality of life of patients and their families. Remote Monitoring Technologies (RMTs) offer a promising solution for early detection by tracking changes in behavioral and cognitive functions, such as memory, language, and problem-solving skills.

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Prostate cancer is a heterogeneous disease with a slow progression and a highly variable clinical outcome. The tumor suppressor genes PTEN and TP53 are frequently mutated in prostate cancer and are predictive of early metastatic dissemination and unfavorable patient outcomes. The progression of solid tumors to metastasis is often associated with increased cell plasticity, but the complex events underlying TP53-loss-induced disease aggressiveness remain incompletely understood.

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The global Multidimensional Poverty Index: Harmonised level estimates and their changes over time.

Sci Data

January 2025

Oxford Poverty and Human Development Initiative (OPHI), Oxford Department of International Development, Oxford University, Oxford, OX1 3TB, United Kingdom.

This paper describes the database The global Multidimensional Poverty Index (MPI): Harmonised level estimates and their changes over time. The global MPI is an international poverty measure based on ten deprivation indicators in three dimensions: health, education, and living standards. The database contains estimates for the MPI itself (the adjusted headcount ratio); related partial indices such as headcount ratio, intensity, indicator-specific indices, and several auxiliary statistics; and changes over time for most quantities.

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Monitoring of adverse effects and quality of life during chemotherapy treatment through the EMMA Salud mobile App in patients with colorectal cancer.

Med Clin (Barc)

January 2025

Institut de Recerca Sant Pau (IR SANT PAU), Barcelona, España; CIBER de Enfermedades Raras (CIBERER), Instituto de Salud Carlos III, Madrid, España; Servicio de Oncología Médica, Hospital de la Santa Creu i Sant Pau, Barcelona, España.

Background And Aim: One third of patients with colorectal cancer (CRC) undergoing chemotherapy develop serious adverse effects. The aim was to monitor toxicities, evaluate quality of life and the usefulness of the EMMA Salud mobile App in these patients.

Patients And Methods: Prospective single-center study including patients with CRC who started fluoropyrimidine-based chemotherapy treatment between 02/2022 and 02/2023.

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Efficacy and safety of PCSK9 inhibitors in real life.

Clin Investig Arterioscler

January 2025

Unidad de Lípidos y Riesgo Vascular, Servicio de Endocrinología y Nutrición, Hospital del Mar, Barcelona, España. Electronic address:

Objective: To confirm the effectiveness and safety of proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitors in daily clinical practice.

Methods: Retrospective observational study of patients from hospital registry of PCSK9 inhibitor treatment with a follow-up ≥ 6 months. The lipid-lowering effect and safety were evaluated.

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Study Design: Exploratory prospective observational case-control study.

Objectives: Aim of this study was to compare clinical and radiologic outcome, as well as peri-operative complications, of anterior lumbar interbody fusion (ALIF) and full-endoscopic/percutaneous trans-Kambin transforaminal lumbar interbody fusion (pTLIF) with a large-footprint interbody cage.

Methods: Patients that underwent elective ALIF and pTLIF with a large-footprint interbody cage were prospectively evaluated.

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Circadian rhythm disorders in the blind.

Handb Clin Neurol

January 2025

Neurology Department, Adsalutem Institute Sleep Medicine, Barcelona, Spain; Neurology Service, Sleep Disorders Unit, Hospital Universitari Sagrat Cor, Grupo Quirónsalud, Barcelona, Spain.

Non-24-h sleep-wake disorder in blind patients without light perception is an orphan circadian rhythm sleep-wake disorder and is extremely rare in sighted people. Non-24-h sleep-wake disorder is characterized by insomnia and daytime sleepiness alternating with asymptomatic episodes. The frequency of symptomatic periods depends on the daily desynchronization of endogenous circadian pattern of each patient.

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Objectives: Antibacterial-resistant gram-negative hospital-acquired infections result in significant morbidity and mortality. In clinical trials, ceftolozane/tazobactam (C/T) has been effective against these infections; however, real-world findings are limited.

Methods: SPECTRA was a global, retrospective, observational inpatient study of adults treated with C/T for ≥48 hours, conducted between 2016 and 2020.

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Ceftobiprole, an advanced-generation cephalosporin with broad bactericidal activity, is approved for community-acquired and hospital-acquired pneumonia (excluding ventilator-associated pneumonia). We aimed to evaluate, in a real-world setting, the safety profile of ceftobiprole in patients with risk conditions (severe renal impairment, hepatic impairment, and immunocompromised status), groups excluded from clinical trials. In this retrospective study (NCT04170309), 396 consecutive charts of patients treated with ceftobiprole during 2016-2022 in 15 centers in France, Italy, and Spain were analyzed: 62 had severe renal impairment, 51 had hepatic impairment, 120 were immunocompromised, and 203 had no predefined risk condition (controls).

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Introduction: Amivantamab, an EGFR-MET bispecific antibody, is approved for multiple indications in EGFR-mutated advanced non-small cell lung cancer (NSCLC) as monotherapy or combined with other agents. Intravenous amivantamab is associated with a 67% infusion-related reactions (IRR) rate.

Methods: The phase 2 SKIPPirr study (NCT05663866) enrolled patients with EGFR-mutated (Ex19del/L858R) advanced NSCLC after progression on osimertinib and platinum-based chemotherapy who received intravenous amivantamab plus oral lazertinib (amivantamab-lazertinib), a third-generation tyrosine kinase inhibitor.

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