1,536 results match your criteria: "Instituto de Investigacion Hospital[Affiliation]"

Background: The FIRE trial (Functional Assessment in Elderly Myocardial Infarction Patients With Multivessel Disease) enrolled 1445 older (aged ≥75 years) patients with myocardial infarction and multivessel disease in Italy, Spain, and Poland. Patients were randomized to physiology-guided complete revascularization or treatment of the only culprit lesion. Physiology-guided complete revascularization significantly reduced ischemic adverse events at 1 year.

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Understanding the mechanisms underlying alcohol metabolism and its regulation, including the effect of polymorphisms in alcohol-metabolizing enzymes, is crucial for research on Fetal Alcohol Spectrum Disorders. The aim of this study was to identify specific single nucleotide polymorphisms in key alcohol-metabolizing enzymes in a cohort of 71 children, including children with fetal alcohol syndrome, children prenatally exposed to ethanol but without fetal alcohol spectrum disorder, and controls. We hypothesized that certain genetic variants related to alcohol metabolism may be fixed in these populations, giving them a particular alcohol metabolism profile.

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FDXR variants cause adrenal insufficiency and atypical sexual development.

JCI Insight

June 2024

Division of Pediatric Endocrinology, Diabetology and Metabolism, Department of Pediatrics, Inselspital, Bern University Hospital, and.

Genetic defects affecting steroid biosynthesis cause cortisol deficiency and differences of sex development; among these defects are recessive mutations in the steroidogenic enzymes CYP11A1 and CYP11B, whose function is supported by reducing equivalents donated by ferredoxin reductase (FDXR) and ferredoxin. So far, mutations in the mitochondrial flavoprotein FDXR have been associated with a progressive neuropathic mitochondriopathy named FDXR-related mitochondriopathy (FRM), but cortisol insufficiency has not been documented. However, patients with FRM often experience worsening or demise following stress associated with infections.

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Article Synopsis
  • LPAC (Low Phospholipid-Associated Cholelithiasis) is a rare genetic syndrome that contributes to biliary diseases, and its treatment with bile salts can prevent symptoms and surgeries.
  • A study conducted from February 2021 to September 2022 identified 36 LPAC patients, indicating an incidence rate of 2.5% among hospital admissions for biliary causes, with higher rates in younger patients and women.
  • Correctly diagnosing LPAC using straightforward criteria could reduce unnecessary hospital admissions and surgeries, particularly in women under 50 experiencing biliary issues.
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Objective: To analyse the incidence and risk of recurrent major adverse cardiovascular events (MACE), level of risk factor control, treatment persistence and cost of the CNIC polypill version containing acetylsalicylic acid (ASA) 100 mg, atorvastatin 20 mg (A20), and ramipril 2.5, 5.0 or 10 mg in secondary cardiovascular prevention patients.

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Persistence, effectiveness and safety of ustekinumab and vedolizumab therapy for complex perianal fistula in Crohn's disease: The HEAL study from GETECCU.

Dig Liver Dis

November 2024

Department of Gastroenterology, Hospital Universitario de La Princesa, Instituto de Investigación Sanitaria Princesa (IIS-Princesa), Universidad Autónoma de Madrid (UAM), and Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBEREHD), Madrid, Spain.

Article Synopsis
  • A study was conducted to evaluate the effectiveness and safety of ustekinumab and vedolizumab in treating complex perianal fistula in patients with Crohn's disease.
  • Out of 155 patients analyzed, ustekinumab achieved a remission rate of 54%, while vedolizumab had a remission rate of 46%, with some patients relapsing during the follow-up period.
  • Both medications exhibited mild adverse events and showed favorable safety profiles, indicating their potential effectiveness in managing this condition.
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Substance use disorders and cooperative research on addictions: Spanish approach as a model.

Pharmacol Res

August 2024

Hospital Universitari Germans Trias I Pujol and Fundació Germans Trias I Pujol (HUGTiP-IGTP), Carretera de Canyet, s/n, Badalona 08916,  Spain; Universitat Autònoma de Barcelona (UAB), Cerdanyola del Vallès 08193, Spain. Electronic address:

Substance use disorders (SUD), also named addiction when it is severe, is a chronic brain disorder with serious impact on individual who suffer, the public health and with high burden of disease. They are multitude of mechanisms/factors involved in addiction: from individual characteristics of the person (from genetic to impacts of stress, sex, and age) to social and environmental situation (availability and accessibility of substances, cultural and legal aspects, socio-economical situation) and type of substance of use (pharmacological characteristics) Then, research on Addiction must include different, complementary, and translational perspectives. In this review, we explore the neurobiological, psychosocial, and epidemiological knowledge of substance addiction, and the main role played by pharmacology in the research in this field.

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Background: Uncontrolled donation after circulatory death (uDCD) increases organ availability for kidney transplantation (KT) at the expense of a higher risk of primary graft nonfunction (PNF). At least half of the cases of PNF are secondary to graft venous thrombosis. The potential benefit from prophylactic anticoagulation in this scenario remains unclear.

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Machine learning algorithms to the early diagnosis of fetal alcohol spectrum disorders.

Front Neurosci

May 2024

Grup de Recerca Infancia i Entorn (GRIE), Institut d'investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain.

Introduction: Fetal alcohol spectrum disorders include a variety of physical and neurocognitive disorders caused by prenatal alcohol exposure. Although their overall prevalence is around 0.77%, FASD remains underdiagnosed and little known, partly due to the complexity of their diagnosis, which shares some symptoms with other pathologies such as autism spectrum, depression or hyperactivity disorders.

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Ablation of impairs metabolic reprogramming and proliferation of T lymphocytes and compromises mouse survival.

iScience

June 2024

Departamento de Biología Molecular, Centro de Biología Molecular Severo Ochoa, Consejo Superior de Investigaciones Científicas-Universidad Autónoma de Madrid (CSIC-UAM), 28049 Madrid, Spain.

T cells experience metabolic reprogramming to an enhanced glycolysis upon activation. Herein, we have investigated whether ATPase Inhibitory Factor 1 (IF1), the physiological inhibitor of mitochondrial ATP synthase, participates in rewiring T cells to a particular metabolic phenotype. We show that the activation of naive CD4 T lymphocytes both and is accompanied by a sharp upregulation of IF1, which is expressed only in Th1 effector cells.

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Lysyl Oxidase in Ectopic Cardiovascular Calcification: Role of Oxidative Stress.

Antioxidants (Basel)

April 2024

Instituto de Investigaciones Biomédicas de Barcelona-Consejo Superior de Investigaciones Científicas (IIBB-CSIC), 08036 Barcelona, Spain.

Lysyl oxidase (LOX)-mediated extracellular matrix crosslinking modulates calcification in atherosclerosis and aortic valve disease; however, this enzyme also induces oxidative stress. We addressed the contribution of LOX-dependent oxidative stress to cardiovascular calcification. LOX is upregulated in human-calcified atherosclerotic lesions and atheromas from atherosclerosis-challenged LOX transgenic mice (TgLOX) and colocalized with a marker of oxidative stress (8-oxo-deoxyguanosine) in vascular smooth muscle cells (VSMCs).

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We examined behavior (Child Behavior Checklist) and family functioning (Family Impact Questionnaire) in 65 children with congenital cytomegalovirus. Behavioral problems were present in 30.8%.

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Background: The role of quantitative flow ratio (QFR) in the treatment of nonculprit vessels of patients with myocardial infarction (MI) is a topic of ongoing discussion.

Objectives: This study aimed to investigate the predictive capability of QFR for adverse events and its noninferiority compared to wire-based functional assessment in nonculprit vessels of MI patients.

Methods: The FIRE (Functional Assessment in Elderly MI Patients With Multivessel Disease) trial randomized 1,445 older MI patients to culprit-only (n = 725) or physiology-guided complete revascularization (n = 720).

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Aims: The 2021 European Society of Cardiology prevention guidelines recommend the use of (lifetime) risk prediction models to aid decisions regarding initiation of prevention. We aimed to update and systematically recalibrate the LIFEtime-perspective CardioVascular Disease (LIFE-CVD) model to four European risk regions for the estimation of lifetime CVD risk for apparently healthy individuals.

Methods And Results: The updated LIFE-CVD (i.

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Article Synopsis
  • - The maturation of B cells involves multiple steps, and errors during their differentiation can lead to malignant tumors classified as leukemias, myelomas, and lymphomas, with lymphomas being the most diverse.
  • - Research has focused on characterizing these B cell malignancies through biological studies and advanced -omics approaches, particularly proteomics, to identify specific features and potential biomarkers for diagnosis and prognosis.
  • - This narrative review outlines key B cell malignancies and relevant proteomics techniques, summarizes significant studies in the field, and assesses the strengths and weaknesses of flow cytometry, mass cytometry, and mass spectrometry for profiling human B cell disorders.
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Article Synopsis
  • - The study investigated the prevalence of psychoactive substance (PS) consumption among pregnant women in Argentina by analyzing data from 51 mothers at Santa Rosa Hospital and testing their hair samples for various substances.
  • - Results revealed high rates of alcohol (49%), tobacco (25.5%), and cannabis use (23.5%), with 56.9% of participants testing positive for illicit substances, notably cocaine (41.2%).
  • - This research is significant as it uniquely highlights cocaine as the most common illicit PS among pregnant women in the region, stressing the need for ongoing tracking of PS use trends during pregnancy in Argentina.
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Article Synopsis
  • Patients with high bleeding risk (HBR) following a myocardial infarction (MI) face poor outcomes, and it's uncertain if they benefit from complete revascularization.
  • The study aimed to compare the outcomes of physiology-guided complete revascularization versus a culprit-only strategy for HBR patients with MI and multivessel disease.
  • Results showed that HBR patients had a higher risk of complications, but those who underwent complete revascularization experienced significantly better outcomes, reducing primary endpoint events.
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Article Synopsis
  • Preterm birth and low birthweight (LBW) are likely linked to decreased physical fitness, though existing evidence has had mixed results.
  • *The study reviewed 52 studies with over 920,000 participants to assess the impact of these factors on various aspects of physical fitness, finding significant reductions in cardiorespiratory fitness and muscle strength.
  • *The analysis indicates that earlier gestational age and lower birthweight correspond with greater reductions in physical fitness across all ages.
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Objective: The objective of this study was to assess the role of T-lymphocyte immune responses in newborns with congenital cytomegalovirus (CMV) infection (cCMV) and their potential association with the development of long-term sequelae.

Study Design: A multicenter, prospective study from 2017 to 2022 was conducted across 8 hospitals in Spain. Blood samples were collected within the first month of life from neonates diagnosed with cCMV.

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Background: Sofosbuvir, velpatasvir and voxilaprevir (SOF/VEL/VOX) is the recommended rescue therapy for patients with chronic hepatitis C infection who fail direct-acting antivirals (DAAs). Data are limited on the effectiveness of this treatment after the current first-line therapies. Our aim was to analyse the effectiveness and safety of SOF/VEL/VOX among patients failing sofosbuvir/velpatasvir (SOF/VEL) or glecaprevir/pibrentasvir (GLE/PIB).

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