3,767 results match your criteria: "Reina Sofıa University Hospital[Affiliation]"

Selective Clonal Regression After Interferon Therapy in Metastatic Melanoma.

Am J Dermatopathol

January 2025

Department of Histopathology, University Hospital El Bierzo, Ponferrada, Spain ; and.

Regression (total or partial) is a common phenomenon in melanoma. From a pathogenic perspective, it is highly complex and only partially understood, involving aspects of both the tumor and the individual. One of the determining factors is the clonal selection of the tumor, wherein some clones within the tumor survive while others perish.

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Clinical enthesitis in patient with psoriatic arthritis, a systematic literature review with meta-analysis.

Joint Bone Spine

October 2024

Institut Pierre-Louis d'Épidémiologie et de Santé Publique, Sorbonne Université, Inserm, 75013 Paris, France; Rheumatology Unit, Pitié-Salpêtrière University Hospital, AP-HP, 75013 Paris, France.

Objectives: Enthesitis is considered a hallmark of psoriatic arthritis (PsA). The objective was to assess clinical enthesitis in PsA including its prevalence in different contexts, scores used and consequences of enthesitis.

Methods: A systematic literature review with meta-analysis was conducted in PubMed 2010-2023, focusing on manuscripts involving adult PsA patients and reporting information related to enthesitis.

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Background: Numerous studies have reported an association between neutrophils and T2DM, although this relationship remains unclear. This study aims to investigate the interaction of neutrophils and a dietary intervention on T2DM incidence after 60 months of follow-up.

Methods: A comprehensive analysis was conducted on the framework of the CORDIOPREV study, which included 462 patients without T2DM at the beginning of the study.

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Background And Aims: Liver transplant (LT) for transplant oncology (TO) indications is being slowly adopted worldwide and has been recommended to be incorporated cautiously due to concerns about mid-long-term survival and its impact on the waiting list.

Approach And Results: We conducted 4 systematic reviews of all series on TO indications (intrahepatic cholangiocarcinoma and perihilar cholangiocarcinoma [phCC]) and liver metastases from neuroendocrine tumors (NETs) and colorectal cancer (CRLM) and compared them using patient-level meta-analyses to data obtained from the United Network for Organ Sharing (UNOS) database considering conventional daily-practice indications. Secondary analyses were done for specific selection criteria (Mayo-like protocols for phCC, SECA-2 for CRLM, and Milan criteria for NET).

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Fruit Peel: Bioactive Composition as Determined by Distinct Harvest Seasons and In Vitro Anti-Cancer Activity.

Plants (Basel)

October 2024

Prevention and Early Detection Laboratory, European Cancer Stem Cell Research Institute, School of Biosciences, Cardiff University, Cardiff CF24 4HQ, UK.

Jaboticaba () is a recognizable and unique crop from Brazil. The fruit's byproducts are currently being studied, given their bioactive composition and promising anti-cancer potential. It is not evident, however, if different harvesting seasons can modify the chemical profile and antioxidant capacity of jaboticaba fruit fractions.

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We assessed the effectiveness and safety of vitamin K antagonists (VKAs) versus direct oral anticoagulants (DOACs) in patients with atrial fibrillation (AF) using artificial intelligence techniques. This is a retrospective study in 15 Spanish hospitals (2014-2020), including adult AF patients with no history of anticoagulation, thrombosis events, rheumatic mitral valvular heart disease, mitral valve stenosis, or pregnancy. We employed EHRead technology based on natural language processing (NLP) and machine learning (ML), along with SNOMED-CT terminology, to extract clinical data from electronic health records (EHRs).

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Background: Polycyclic aromatic hydrocarbons (PAHs) have toxic potential, especially as carcinogens, neurotoxins, and endocrine disruptors. The objective of this study is to know the impact of exposure to PAHs on the reproductive health of male workers who operate in solar thermal plants.

Methods: Case-control study.

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Influence of Physical Exercise on the Rehabilitation of Volumetric Muscle Loss Injury Reconstructed with Autologous Adipose Tissue.

J Funct Morphol Kinesiol

October 2024

Department of Morphological Sciences, Section of Histology, Faculty of Medicine and Nursing, Maimonides Institute for Biomedical Research IMIBIC, Reina Sofía University Hospital, University of Cordoba, 14004 Cordoba, Spain.

Background: In volumetric muscle loss (VML) injuries, spontaneous muscle regeneration capacity is limited. The implantation of autologous adipose tissue in the affected area is an option to treat these lesions; however, the effectiveness of this therapy alone is insufficient for a complete recovery of the damaged muscle. This study examined the influence of treadmill exercise on the rehabilitation of VML injuries reconstructed with autologous adipose tissue, as a strategy to counteract the limitations of spontaneous regeneration observed in these injuries.

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Background: Malnutrition and sarcopenia are highly prevalent in patients with head neck cancer (HNC). An accurate early diagnosis is necessary for starting nutritional support, as both are clearly associated with clinical outcomes and mortality. We aimed to evaluate the applicability and accuracy of body composition analysis using electrical bioimpedance vectorial analysis (BIVA) for diagnosing malnutrition and sarcopenia in patients with HNC cancer undergoing systemic treatment with chemotherapy or radiotherapy.

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Article Synopsis
  • The study aimed to assess the effectiveness of guselkumab, an antibody targeting interleukin-23p19, in treating patients with active psoriatic arthritis (PsA) who didn't respond adequately to 1-2 tumor necrosis factor inhibitors.
  • In the Phase IIIb COSMOS trial, 285 adults were randomly assigned to receive either guselkumab or a placebo, with results showing significant improvements in disease activity as measured by various composite indices, particularly at Week 24.
  • By Week 48, higher rates of low disease activity and remission were observed in patients taking guselkumab compared to those on placebo, indicating that guselkumab is effective even after previous treatment failures with
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  • The study investigates the effectiveness of perioperative chemoimmunotherapy (ChIO) in non-small cell lung cancer (NSCLC), focusing on the role of human leukocyte antigen (HLA) class I expression and loss of heterozygosity (LOH).
  • It involved 24 NSCLC patients, assessing their HLA status and integrating molecular data and clinical outcomes to understand how tumors with HLA class I defects respond to ChIO.
  • Results showed that both HLA-deficient and proficient tumors had similar rates of complete pathological response and survival, with strong immune responses observed in HLA-deficient tumors after treatment.
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Background: Abrocitinib, a selective JAK 1 inhibitor, was recently approved in Europe. Despite its approval, real-world data on its efficacy and safety in treating moderate-to-severe atopic dermatitis (AD) remains limited.

Objectives: This study aimed to evaluate the short-term effectiveness and safety of abrocitinib in a real-life setting for patients with moderate-to-severe AD.

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Article Synopsis
  • A study evaluated the effectiveness of closing a patent foramen ovale (PFO) after a cryptogenic stroke, comparing those who had it done within 9 months (early closure) to those who had it done after 9 months (delayed closure).
  • The research found no significant differences in recurrence rates of cerebrovascular events or systemic embolisms between the early and delayed closure groups, indicating similar outcomes regardless of when the procedure was performed.
  • The results suggest that PFO closure might be beneficial even in patients with a cryptogenic event that occurred more than 9 months ago, challenging the notion that the timing of the closure is critical.
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Nox4 is involved in acute kidney injury associated to intravascular hemolysis.

Free Radic Biol Med

November 2024

Maimonides Biomedical Research Institute of Cordoba (IMIBIC), Reina Sofia University Hospital, Córdoba, Spain; Department of Cell Biology, Physiology and Immunology, University of Cordoba, Campus of International Agri-Food Excellence, CeiA3, Cordoba, Spain. Electronic address:

Massive intravascular hemolysis occurs not unfrequently in many clinical conditions. Breakdown of erythrocytes promotes the accumulation of heme-derivates in the kidney, increasing oxidative stress and cell death, thus promoting acute kidney injury (AKI). NADPH oxidase 4 (Nox4) is a major source of reactive oxygen species (ROS) in the kidney, however it is unknown the role of Nox4 in hemolysis and whether inhibition of this enzyme may protect from heme-mediated injury.

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Article Synopsis
  • Dried blood spots (DBSs) allow researchers to study antibodies for diseases like diphtheria, tetanus, and pertussis without needing blood from veins, making sample collection easier.
  • In a study with 64 blood samples, the effectiveness of DBSs in tracking these diseases was assessed, showing high sensitivity and specificity for diphtheria and tetanus, while no protection against pertussis was found.
  • The correlation between antibody levels in DBSs and plasma was strong for diphtheria and tetanus even after 4 months of storage at low temperatures, but significantly weaker for pertussis, indicating that DBSs are reliable for some markers but not all.
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Influence of Cardiovascular Risk Factors and Metabolic Syndrome on Epicardial Adipose Tissue Thickness in Rural Spanish Children and Adolescents.

Nutrients

September 2024

Grupo Investigación GE10 Clinical and Epidemiological Research in Primary Care, Instituto Maimónides de Investigación Biomédica de Córdoba (IMIBIC), Hospital Universitario Reina Sofía, 14071 Córdoba, Spain.

Article Synopsis
  • - The study investigates epicardial adipose tissue (EAT) in Spanish children, highlighting its importance as an indicator for cardiovascular diseases, especially since visceral fat poses a greater risk than subcutaneous fat.
  • - Conducted on a sample of 227 elementary and high school students, the research assessed various health metrics, including BMI, blood pressure, lipid profiles, and EAT thickness, using regression and discriminant analysis methods.
  • - Findings revealed that higher EAT thickness is linked to male gender, increasing BMI, waist circumference, hypertension, elevated LDL cholesterol levels, and the presence of metabolic syndrome in children.
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  • The study assessed the effectiveness of Motivational Interviewing (MI) by healthcare professionals on patients with risky alcohol use in Primary Care settings through a controlled clinical trial in Cordoba, Spain.
  • Patients were divided into an Experimental Group (EG) that received MI and a Control Group (CG) that received standard health advice, with a follow-up period of 12 months.
  • Results indicated that MI significantly reduced risky alcohol use compared to standard advice, with notable reductions in both standard drinking units and scores on the Alcohol Use Disorders Identification Test (AUDIT).
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Modulation of circulating levels of advanced glycation end products and its impact on intima-media thickness of both common carotid arteries: CORDIOPREV randomised controlled trial.

Cardiovasc Diabetol

October 2024

Unidad de Gestión Clinica Medicina Interna, Lipids and Atherosclerosis Unit, Maimonides Institute for Biomedical Research in Córdoba, Reina Sofia University Hospital, University of Córdoba, Avda. Menéndez Pidal s/n, 14004, Córdoba, Spain.

Background: Increasing evidence supports the role of advanced glycation end products (AGEs) in atherosclerosis in both diabetic and non-diabetic patients, suggesting that therapeutic strategies targeting AGEs may offer potential benefits in this population. The Mediterranean diet is associated with improved biomarkers and anthropometric measurements related with atherosclerosis in addition to its ability to modulate AGE metabolism. Our aim was to determine whether the reduction in atherosclerosis progression (measured by changes in intima-media thickness of both common carotid arteries (IMT-CC)), observed after consumption of a Mediterranean diet compared to a low-fat diet, is associated with a modulation of circulating AGE levels in patients with coronary heart disease (CHD).

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Article Synopsis
  • SARS-CoV-2 infection leads to a wide range of symptoms, with most individuals experiencing mild to moderate cases while a minority develop severe illness requiring intensive care.
  • Researchers have focused on identifying biomarkers linked to the severity of the disease and long-COVID, but little is known about the persistence of these biomarkers years after recovery.
  • A study found that even two years after infection, specific biomarkers related to severe COVID-19 were still present in asymptomatic patients, indicating lasting changes in the nasopharyngeal area and suggesting a connection between biomarker presence and the severity of prior infection.
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  • There is a pressing need for new treatments for serious infections caused by Gram-negative bacteria, which the REVISIT study examined by evaluating aztreonam-avibactam against standard treatments in complicated infections.
  • The study involved a multinational, open-label design with adults who had complicated intra-abdominal infections or hospital-acquired pneumonia, comparing aztreonam-avibactam with meropenem or colistin over 5-14 days.
  • Results showed that out of 422 enrolled patients, 64% had identified Gram-negative pathogens, and the study aimed to determine clinical cure rates and safety without formal hypothesis testing.
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  • Angiotensin II (Ang II) is crucial for blood pressure regulation, and a modified version called pyruvamide-Ang II (Ang P), created with a cheaper vitamin B derivative (pyridoxal-5'-phosphate), may provide a cost-effective treatment for hypertension.
  • Studies showed that Ang P leads to lower calcium entry in vascular smooth muscle cells and has a weaker binding affinity to the angiotensin II type 1 receptor, resulting in less vasoconstriction compared to traditional Ang II.
  • In tests on rats, using PLP significantly reduced blood pressure in spontaneously hypertensive rats and prevented blood pressure spikes in normal rats when treated with both Ang II and PLP, suggesting
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  • - Alopecia areata (AA) is an autoimmune condition that leads to hair loss, influenced by genetic and environmental factors, with recent studies suggesting that scalp microbiota may affect its progression through inflammatory responses.
  • - A study with 24 participants analyzed the scalp microbiomes of those with varying severities of AA and healthy individuals, finding significant differences in microbial communities and their correlation with inflammation and AA severity.
  • - Results showed that patients with severe AA had more pro-inflammatory bacteria, while those with milder forms had beneficial bacteria, indicating that scalp microbiota might be linked to AA inflammation, though further research is needed to understand the exact relationship.
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  • Rapamycin, while known to cause phosphaturia, has conflicting effects on kidney health, potentially leading to renal injury, especially in rats with reduced kidney function.
  • Histopathological studies revealed that rapamycin significantly increased kidney damage (interstitial nephritis, tubular damage, nephrocalcinosis) in both normal and reduced renal mass rats, particularly when fed a high phosphorus diet.
  • Dietary phosphorus restriction was found to protect against the kidney lesions caused by rapamycin, suggesting that managing phosphorus intake could mitigate the drug's harmful effects on renal health.
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  • The study aimed to evaluate hearing outcomes at 24 months for infants with mild congenital cytomegalovirus (cCMV) infection, comparing those who received antiviral treatment to those who did not.
  • Utilizing data from the European Registry of Children with cCMV, researchers included infants diagnosed with cCMV early in life, who had normal physical exams and mild imaging findings.
  • Results showed that 34.7% of the 196 participants received antiviral treatment, but there was no significant difference in hearing loss prevalence between treated (4.6%) and untreated groups (6.3%) after two years.
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