12 results match your criteria: "Instituto de Investigación Sanitaria del Hospital Universitario de la Princesa (IIS-IP)[Affiliation]"

Impact of transfer to reference centres and surgical timing on the prognosis of surgically treated patients with infective endocarditis: a prospective multi-centre cohort study.

Clin Microbiol Infect

September 2023

Instituto de Ciencias del Corazón (ICICOR), Hospital Clínico, Valladolid, Spain; Ciber de Enfermedades Cardiovasculares (CIBERCV), Madrid, Spain.

Objectives: To compare outcomes in patients with infective endocarditis (IE) first treated in secondary hospitals and then transferred to reference centres for surgery with those in patients diagnosed in reference centres, and to evaluate the impact of surgery timing on prognosis.

Methods: Analysis of a prospective cohort of patients with active IE admitted to three reference centres between 1996 and 2022 who underwent cardiac surgery in the first month after diagnosis. Multi-variable analysis was performed to evaluate the impact of transfer to reference centres and time to surgery on 30-day mortality.

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Management of eosinophil-associated inflammatory diseases: the importance of a multidisciplinary approach.

Front Immunol

June 2023

Centro de Investigación Biomédica en Red de Enfermedades Respiratorias (CIBERES), Madrid, Spain.

Elevated eosinophil counts in blood and tissue are a feature of many pathological processes. Eosinophils can migrate and accumulate in a wide variety of tissues and, by infiltrating a target organ, can mediate the development of several inflammatory diseases. The normalization of eosinophilia is a common biomarker of a treatable trait and can also be used as a prognostic and predictive biomarker since it implies a reduction in type 2 inflammation that contributes to disease pathogenesis.

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Article Synopsis
  • - CD69 is an important marker for early activation of immune cells and plays a crucial role in regulating immune responses through various ligands it interacts with.
  • - Research has identified four key ligands for CD69 and highlighted its connections to other molecules like calreticulin and specific receptors that influence immune cell behavior.
  • - Recent findings reveal that activation of CD69 can lead to increased expression of PD-1, a receptor that plays a significant role in T cell regulation, suggesting its potential impact on immunological responses.
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Article Synopsis
  • * RNA sequencing on Jurkat T cells revealed that CD69-oxLDL interactions lead to the expression of anti-inflammatory NR4A receptors and PD-1, indicating their role in modulating immune responses.
  • * In human arteries with chronic inflammation, increased levels of PD-1, CD69, and NR4A3 were observed, suggesting that CD69 may help regulate inflammation and vascular remodeling independently of traditional T cell receptor signaling.
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Resveratrol-Based MTDLs to Stimulate Defensive and Regenerative Pathways and Block Early Events in Neurodegenerative Cascades.

J Med Chem

March 2022

Instituto de Química Médica, Consejo Superior de Investigaciones Científicas (IQM-CSIC), C/ Juan de la Cierva 3, E-28006 Madrid, Spain.

By replacing a phenolic ring of ()-resveratrol with an 1,3,4-oxadiazol-2(3)-one heterocycle, new resveratrol-based multitarget-directed ligands (MTDLs) were obtained. They were evaluated in several assays related to oxidative stress and inflammation (monoamine oxidases, nuclear erythroid 2-related factor, quinone reductase-2, and oxygen radical trapping) and then in experiments of increasing complexity (neurogenic properties and neuroprotection okadaic acid). 5-[()-2-(4-Methoxyphenyl)ethenyl]-3-(prop-2-yn-1-yl)-1,3,4-oxadiazol-2(3)-one () showed a well-balanced MTDL profile: cellular activation of the NRF2-ARE pathway (CD = 9.

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Article Synopsis
  • Aryl hydrocarbon receptor (AHR) is crucial for regulating skin barrier and immune responses, acting as a sensor for environmental interactions, especially during inflammation.
  • Various experimental methods, including in vitro tests and animal models, have explored AHR's involvement in skin conditions like psoriasis and atopic dermatitis, as well as the impact of AHR ligands like TCDD and FICZ.
  • Tapinarof, a new agent that modulates AHR, is being tested in clinical trials for its potential to reduce skin inflammation and improve barrier function in psoriatic and atopic dermatitis patients.
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Objective: To evaluate the prognostic impact of urgent cardiac surgery on the prognosis of left-sided infective endocarditis (LSIE) and its relationship to the basal risk of the patient and to the surgical indication.

Methods: 605 patients with LSIE and formal surgical indication were consecutively recruited between 2000 and 2020 among three tertiary centres: 405 underwent surgery during the active phase of the disease and 200 did not despite having indication. The prognostic impact of urgent surgery was evaluated by multivariable analysis and propensity score analysis.

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Article Synopsis
  • The interaction between T cells, dendritic cells, and keratinocytes is essential for inflammation in psoriasis, with GADD45 proteins playing a key role in DNA repair and immune regulation.
  • A study of 30 psoriasis patients showed lower GADD45a levels in the epidermis but higher in T cells in affected skin, alongside increased GADD45a and GADD45b expression in peripheral T cells compared to controls.
  • The research also found that hypermethylation of the UCHL1 promoter in lesional skin correlated with reduced GADD45a expression, suggesting that GADD45a's demethylase activity may influence its diverse effects in psoriasis.
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Introduction: Community-acquired pneumonia (CAP) is a common serious infection. This study aimed to evaluate the prognostic utility of neutrophil count percentage (NCP) and neutrophil-lymphocyte ratio (NLR) in patients with CAP.

Methods: Retrospective study of hospitalized patients with CAP.

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Objectives: To provide more reliable data on the epidemiology of chronic myeloid leukaemia (CML) in Spain than are currently available.

Material And Methods: The EUTOS population-based project of European LeukemiaNet is a population registry of new CML cases in patients 18 years of age or older from 22 European areas. The Spanish section included the autonomous communities of Madrid, Castilla-La Mancha and Aragon, from 1-2-2010 to 31-12-2012.

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Self-esteem and evaluative beliefs in paranoia.

J Behav Ther Exp Psychiatry

June 2014

Department of Mental Health and Behavioural Sciences, University of Liverpool, UK.

Background And Objectives: Psychological models have implicated negative self-esteem as an important factor underlying paranoia. However, research investigating the role of self-esteem in paranoia suffers from poor conceptual and methodological understanding, resulting in conflicting findings. Central to this problem is the use of measures investigating global self-esteem and self-evaluative beliefs interchangeably.

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