109 results match your criteria: "Maimonides Institute of Biomedical Research of Cordoba IMIBIC[Affiliation]"

Vitamin d deficiency with high parathyroid hormone levels is related to late onset SEPSIS among preterm infants.

BMC Pregnancy Childbirth

January 2023

Department of Pediatrics, Unit of Pediatric Research, Reina Sofia University Hospital, Maimonides Institute of Biomedical Research of Cordoba (IMIBIC), University of Córdoba, Córdoba, Spain.

Unlabelled: Preterm infants (PTs) are at greater risk for vitamin D deficiency, which relates to the possibility of a higher incidence of comorbidities. Our goal was twofold, 1) to monitor vitamin D, calcium, phosphorus, parathyroid hormone (PTH), matrix metalloproteinase-8 (MMP-8) serum levels at three-time points during hospitalization, and 2) to assess the association between 25-hydroxyvitamin D (25OHD) levels and outcomes in PTs.

Methods: We carried out a follow-up on 50 Caucasian PTs ≤ 32 weeks of gestational age (GA) and/or ≤ 1500 g birth weight at 28 days and at 4 months.

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Splicing machinery is profoundly altered in systemic lupus erythematosus and antiphospholipid syndrome and directly linked to key clinical features.

J Autoimmun

February 2023

Rheumatology Service, Maimonides Institute of Biomedical Research of Cordoba (IMIBIC), Reina Sofia University Hospital, University of Córdoba, 14004, Córdoba, Spain.

Objectives: To characterize the splicing machinery (SM) of leukocytes from primary antiphospholipid syndrome (APS), systemic lupus erythematosus (SLE) and antiphospholipid syndrome with lupus (APS + SLE) patients, and to assess its clinical involvement.

Methods: Monocytes, lymphocytes and neutrophils from 80 patients (22 APS, 35 SLE and 23 APS + SLE) and 50 HD were purified, and 45 selected SM components were evaluated by qPCR-microfluidic array. Relationship with clinical features and underlying regulatory mechanisms were assessed.

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Hepatocellular carcinoma (HCC) pathogenesis is associated with alterations in splicing machinery components (spliceosome and splicing factors) and aberrant expression of oncogenic splice variants. We aimed to analyze the expression and potential role of the spliceosome component PRPF8 (pre-mRNA processing factor 8) in HCC. PRPF8 expression (mRNA/protein) was analyzed in a retrospective cohort of HCC patients (n = 172 HCC and nontumor tissues) and validated in two in silico cohorts (TCGA and CPTAC).

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Pleomorphic giant cell carcinoma of the prostate: clinicopathologic analysis and oncological outcomes.

Virchows Arch

March 2023

Department of Pathology and Laboratory Medicine, Brown University Medical School, Lifespan Academic Medical Center, Providence, RI, 02903, USA.

We report on the clinicopathologic features of 27 pleomorphic giant cell carcinoma (PGCC) cases of the prostate identified in 20 patients with an age range of 51 to 84 years (68 ± 9; median 71 years). Charlson comorbidity index ranged from 3 to 12. Serum PSA ranged from 4.

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Objectives: To detect a potential hidden dissemination of the blaOXA-48 gene among Proteus mirabilis isolates obtained from a single centre.

Methods: P. mirabilis from diverse clinical samples presenting an ESBL phenotype or obtained from blood cultured from 2017 to 2019 were evaluated.

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Background: Up to 30% of differentiated thyroid cancer (DTC) will develop advanced-stage disease (aDTC) with reduced overall survival (OS).

Objective: The aim of this study is to characterize initial diagnosis of aDTC, its therapeutic management, and prognosis in Spain and Portugal.

Methods: A multicentre, longitudinal, retrospective study of adult patients diagnosed with aDTC in the Iberian Peninsula was conducted between January 2007 and December 2012.

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(1) Background: Fibroblast growth factor 21 (FGF-21) is an endocrine factor involved in glucose and lipid metabolism that exerts pleiotropic effects. The aim of this study was to investigate the serum FGF-21 profile in healthy and mild preeclamptic pregnant women at each trimester of pregnancy; (2) Methods: Serum FGF-21 levels were determined by ELISA in a nested case-control study within a longitudinal cohort study that included healthy (n = 54) and mild preeclamptic (n = 20) pregnant women, women at three months after delivery (n = 20) and eumenorrheic women during the menstrual cycle (n = 20); (3) Results: FGF-21 levels were significantly lower in the mid-luteal phase compared to the early follicular phase of the menstrual cycle in eumenorrheic women (p < 0.01).

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Purpose: Prostate cancer (PCa) is one of the most common cancers and one of the leading causes of death worldwide. Thus, one major issue in PCa research is to accurately distinguish between indolent and clinically significant (csPCa) to reduce overdiagnosis and overtreatment. In this study, we aim to validate the usefulness of diagnostic nomograms (DN) to detect csPCa, based on previously published urinary biomarkers.

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Health Environment and Sustainable Development.

Int J Environ Res Public Health

July 2022

Departamento de Física Aplicada, Radiología y Medicina Física, Campus de Rabanales, Universidad de Córdoba, 14071 Cordoba, Spain.

Although there are multiple definitions of sustainability, it can be defined as the balance of a species and the resources of its environment [...

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Background: Two-dimensional speckle-tracking echocardiography (2DSTE) has been present for years. However, it is underutilized due to the expertise and time requirements for its analysis. Our aims were to provide strain values in a paediatric Spanish population and to assess the feasibility and reproducibility of a new strain software analysis in our environment.

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The dysregulation of the splicing process has emerged as a novel hallmark of metabolic and tumor pathologies. In breast cancer (BCa), which represents the most diagnosed cancer type among women worldwide, the generation and/or dysregulation of several oncogenic splicing variants have been described. This is the case of the splicing variants of HER2, ER, BRCA1, or the recently identified by our group, In1-ghrelin and SST5TMD4, which exhibit oncogenic roles, increasing the malignancy, poor prognosis, and resistance to treatment of BCa.

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Discriminator for Cutaneous Leishmaniasis Using MALDI-MSI in a Murine Model.

J Am Soc Mass Spectrom

June 2022

Laboratorio de Espectroscopia Atómica y Molecular (LEAM), Universidad Industrial de Santander, 680002 Bucaramanga, Colombia.

Cutaneous leishmaniasis is a skin disease caused by flagellate protozoa of the genus and transmitted by sandflies of the genus . Around 1 million new cases occur in the world annually, with a total of 12 million people affected, mainly in rural areas with low access to health services and adequate treatments. In the area of the Americas, Colombia has one of the highest infection rates after Brazil.

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Aging, depression and dementia: The inflammatory process.

Adv Clin Exp Med

May 2022

Department of Nursing, Pharmacology and Physiotherapy, Faculty of Medicine and Nursing, University of Córdoba, Maimonides Institute of Biomedical Research of Córdoba (IMIBIC), Reina Sofia University Hospital, Spain.

Population aging that we are currently witnessing has led to an increase in chronic age-related diseases, with dementia and depression being highlighted. Several studies establish a relationship between dementia and depression, although without defining the mechanism that links them. Some studies establish depression as a prodrome of dementia, while others consider it a risk factor for dementia.

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The Metabolic Impact of Two Different Parenteral Nutrition Lipid Emulsions in Children after Hematopoietic Stem Cell Transplantation: A Lipidomics Investigation.

Int J Mol Sci

March 2022

Department of Pediatrics, Unit of Pediatric Research, Reina Sofia University Hospital, Maimonides Institute of Biomedical Research of Cordoba (IMIBIC), University of Córdoba, Avda Menéndez Pidal s/n, 14004 Cordoba, Spain.

Hematopoietic stem cell transplantation (HSCT) involves the infusion of either bone marrow or blood cells preceded by toxic chemotherapy. However, there is little knowledge about the clinical benefits of parenteral nutrition (PN) in patients receiving high-dose chemotherapy during HSCT. We investigated the lipidomic profile of plasma and the targeted fatty acid profiles of plasma and erythrocytes in children after HSCT using PN with either a fish oil-based lipid emulsion or a classic soybean oil emulsion.

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Artificial intelligence and liver transplantation: Looking for the best donor-recipient pairing.

Hepatobiliary Pancreat Dis Int

August 2022

Maimónides Institute of Biomedical Research of Córdoba (IMIBIC), Córdoba, Spain; Department of Computer Sciences and Numerical Analysis, Universidad de Córdoba, Córdoba, Spain.

Decision-making based on artificial intelligence (AI) methodology is increasingly present in all areas of modern medicine. In recent years, models based on deep-learning have begun to be used in organ transplantation. Taking into account the huge number of factors and variables involved in donor-recipient (D-R) matching, AI models may be well suited to improve organ allocation.

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Editorial: Resistance to Medical Therapy in Pituitary Tumors.

Front Endocrinol (Lausanne)

April 2022

Endocrinology Unit, IRCCS Ospedale Policlinico San Martino, Genova, Italy.

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This 8-week, multicenter, randomized, active-controlled, observer-blinded clinical trial was designed to demonstrate the accelerating effect on wound healing of the novel Olea europaea leaf extract hydrogel (EHO-85) by comparing it to a widely used amorphous hydrogel. Results showed that EHO-85 significantly accelerated wound healing, regardless of ulcer etiology (pressure, venous leg or diabetic foot) and prognosis, doubling the median wound area reduction compared with a reference amorphous hydrogel (79.4% vs.

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Unlabelled: Obesity in adults is associated with left ventricular hypertrophy, dilatation, and myocardial fibrosis, as well as heart failure and coronary heart disease. These associations have been studied to a lesser extent in the paediatric population. This study aims to investigate the relationship between obesity and cardiac structure and function in the paediatric population.

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Article Synopsis
  • Axial spondyloarthritis (axSpA) is an inflammatory disorder causing chronic pain mainly in the spine and joints, often associated with the HLA-B27 genetic marker and various other symptoms.
  • Secukinumab, an IL-17A monoclonal antibody, has been shown to be effective and safe in treating axSpA, demonstrating significant improvements in patients across multiple clinical trials compared to placebo.
  • The treatment benefits of secukinumab are sustained over long periods, it's generally well tolerated with few side effects, and ongoing studies are comparing its effectiveness directly with another treatment, adalimumab, amid the COVID-19 pandemic recommendations.
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Splicing machinery is impaired in rheumatoid arthritis, associated with disease activity and modulated by anti-TNF therapy.

Ann Rheum Dis

January 2022

Rheumatology Service, Maimonides Institute of Biomedical Research of Cordoba (IMIBIC),Reina Sofia University Hospital, University of Córdoba, Cordoba, Spain

Objectives: To characterise splicing machinery (SM) alterations in leucocytes of patients with rheumatoid arthritis (RA), and to assess its influence on their clinical profile and therapeutic response.

Methods: Leucocyte subtypes from 129 patients with RA and 29 healthy donors (HD) were purified, and 45 selected SM elements (SME) were evaluated by quantitative PCR-array based on microfluidic technology (Fluidigm). Modulation by anti-tumour necrosis factor (TNF) therapy and underlying regulatory mechanisms were assessed.

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Objective: to identify new single-nucleotide polymorphisms (SNPs) in genes encoding proteins involved in methotrexate (MTX) metabolism and to evaluate the associations of these SNPs with MTX toxicity or intolerance in a southern Spanish cohort of patients with rheumatoid arthritis (RA).

Methods: An observational, retrospective, and multicenter study was conducted at three participating hospitals in southern Spain. The main variable was intolerance to MTX (i.

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Article Synopsis
  • A Mediterranean diet, rich in olive oil, is associated with reduced prostate cancer incidence and mortality.
  • Hydroxytyrosol (HT), a key compound from olive oil, was tested alongside five derivatives for their effects on prostate cancer cell lines, revealing significant anti-proliferative and anti-migratory properties.
  • The study shows that HT and its derivatives, particularly HT-Ac and HT-Et, could serve as promising therapeutic options for prostate cancer by altering key signaling pathways involved in cancer cell behavior.
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Inflammatory and autoimmune processes have been associated with the onset of depressive and psychotic symptoms. Rheumatoid arthritis (RA) and spondyloarthritis (SpA) are rheumatic diseases with an inflammatory etiology. A high prevalence of depressive and anxiety-related comorbidity has been reported for both diseases, with no evidence of a greater prevalence of psychosis.

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Article Synopsis
  • - The study aimed to evaluate the added value of standard biopsy alongside targeted biopsy for cases with suspicious mp-MRI results, particularly analyzing when to skip biopsying PI-RADS 3 lesions.
  • - Data from 483 biopsies revealed that while standard biopsy improved detection rates of clinically significant prostate cancer (csPCa) in specific groups, it was less effective for PI-RADS-5 lesions and in patients with a prior negative biopsy.
  • - Conclusions indicate that standard biopsy can likely be avoided for patients with anterior lesions and PI-RADS-5 lesions, while targeted biopsy for PI-RADS-3 lesions is more effective in specific patient categories, particularly biopsy-naïve individuals.
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