350 results match your criteria: "Centre de Diagnòstic Biomèdic (CDB)[Affiliation]"

Background: Considerable epidemiological studies have examined the correlation between polymorphic single-nucleotide variants (SNPs) in miRNA genes and colorectal carcinoma (CRC) risk, yielding inconsistent results. Herein, we sought to systematically investigate the association between miRNA-SNPs and CRC susceptibility by combined evaluation using pairwise and network meta-analysis, the FPRP analysis (false positive report probability), and the Thakkinstian's algorithm.

Methods: The MEDLINE, EMBASE, WOS, and Cochrane Library databases were searched through May 2024 to find relevant association literatures.

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Endothelial Damage in JAK2V617F Myeloproliferative Neoplasms with Splanchnic Vein Thrombosis.

Thromb Haemost

January 2025

Hemostasis and Erythropathology Laboratory, Hematopathology, Pathology Department, Centre de Diagnòstic Biomèdic (CDB), Hospital Clínic de Barcelona, Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Spain.

Background:  V617F-mutated myeloproliferative neoplasms (MPN) exhibit abnormal proliferation of bone marrow progenitors and increased risk of thrombosis, specifically in splanchnic veins (SVT). The contribution of the endothelium to the development of the prothrombotic phenotype was explored.

Material And Methods:  Plasma and serum samples from V617F MPN patients with (n=26) or without (n=7) thrombotic debut and different treatments, were obtained (n=33).

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: High-volume online hemodiafiltration (OL-HDF) has proven to be the most efficient dialysis modality and to offer better clinical outcomes in patients on hemodialysis. Longer and more frequent dialysis sessions have demonstrated clinical and survival benefits. : A single-center observational study of the first one hundred patients on nocturnal every-other-day OL-HDF was conducted with the aim of reporting the experience with this treatment schedule and evaluating analytical and clinical outcomes as well as the patient and technique survival.

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In Vitro Activity of Ampicillin Plus Ceftriaxone Against Non- and Non- Enterococcal Isolates With/Without VanC Phenotype: Clinical Implications for Infective Endocarditis.

Microorganisms

December 2024

Infectious Diseases Service, Hospital Clínic, Fundació de Recerca Clínic Barcelona-Institut d'Investigacions Biomèdiques August Pi i Sunyer, University of Barcelona, 08036 Barcelona, Spain.

(1) Background: Alternative antibiotics are needed to treat infective endocarditis (IE) caused by non-/non- enterococci; we aimed to assess the in vitro activity of ampicillin plus ceftriaxone (AMP + CTR) against these enterococci and to describe its clinical efficacy in IE cases. (2) Methods: Time-kill curves with standard (ISI) and high (IHI) inocula were performed to test isolates [3 (ECAS) and 1 (EGALL)] and non- isolates [1 (EDUR), 1 (EHIR) and 1 (ERAF)]. The narrative literature review of IE cases treated with AMP + CTR was analyzed alongside three study cases.

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Pregnancy Outcomes in Non-Criteria Obstetric Antiphospholipid Syndrome: Analysis of a Cohort of 91 Patients.

J Clin Med

December 2024

Department of Autoimmune Diseases, Reference Centre for Systemic Autoimmune Diseases (UEC/CSUR) of the Catalan and Spanish Health Systems-Member of ERNReCONNET, Hospital Clínic, University of Barcelona, 08036 Barcelona, Catalonia, Spain.

: The clinical and laboratory features of patients with non-criteria obstetric antiphospholipid syndrome (NC-OAPS), as well as their pregnancy outcomes and ideal treatment are not clearly determined. The aim of this study is to describe the characteristics and outcomes of pregnancies in NC-OAPS and compare them with an obstetric APS (OAPS) cohort. : This is a retrospective study conducted on a cohort of women referred to a high-risk obstetric unit of a tertiary hospital.

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Background: Preeclampsia (PE) is a pregnancy complication characterized by hypertension, proteinuria, endothelial dysfunction, and complement dysregulation. Placenta-derived extracellular vesicles (EVs), necessary in maternal-fetal communication, might contribute to PE pathogenesis. Moreover, neutrophil extracellular traps (NETs) play a pathogenic role in other complement-mediated pathologies, and their contribution in PE remains unexplored.

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Schizophrenia is a complex multifactorial disorder and increasing evidence suggests the involvement of immune dysregulations in its pathogenesis. We observed that IKZF1 and IKZF2, classic immune-related transcription factors (TFs), were both downregulated in patients' peripheral blood mononuclear cells (PBMCs) but not in their brain. We generated a new mutant mouse model with a reduction in Ikzf1 and Ikzf2 to study the impact of those changes.

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 Association between global platelet function and the risk of venous thromboembolic disease (VTE) has been proposed, though the mechanisms do not involve increased platelet aggregation. However, platelet adhesiveness has not been systematically explored in VTE patients.  To evaluate platelet adhesive functions in VTE patients.

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Background: Pancreatic ductal adenocarcinoma (PDAC) is associated with a significant percentage of germline pathogenic variants (GPVs). Unlike in the United States, routine universal genetic testing is not performed in Europe. The aim of the study is to evaluate the diagnostic yield of germline genetic testing in all patients with PDAC.

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Comparative Assessment of the Allergenicity of Hyaluronidases from (Pol d 2), (Ves v 2), and Venom (Api m 2).

Toxins (Basel)

November 2024

Center of Allergy and Environment (ZAUM), Technical University of Munich, School of Medicine and Health & Helmholtz Munich, German Research Center for Environmental Health, 85764 Munich, Germany.

Article Synopsis
  • * Key allergens evaluated include hyaluronidases from honey bee (Api m 2), European paper wasp (Pol d 2), and yellow jackets (Ves v 2.0101 and Ves v 2.0201), with sensitization rates among patients varying significantly.
  • * Results show that individuals primarily sensitized to Api m 2 have minimal cross-reactivity with other venoms, while those sensitized to other allergens may react to Api m 2, emphasizing the importance of identifying the primary allergen for effective
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Post-mortem neuropathology of idiopathic rapid eye movement sleep behaviour disorder: a case series.

Lancet Neurol

December 2024

Neurological Tissue Bank of the Biobank, FRCB-IDIBAPS, Hospital Clínic de Barcelona, Universitat de Barcelona, Barcelona, Spain; Department of Pathology, Biomedical Diagnostic Center (CDB), Hospital Clínic de Barcelona, Universitat de Barcelona, Barcelona, Spain.

Article Synopsis
  • The study examines post-mortem brain tissues from individuals diagnosed with idiopathic REM sleep behavior disorder (IRBD) to investigate its potential link to neurodegenerative diseases, specifically focusing on signs of neuronal loss and the presence of key protein deposits.
  • Researchers analyzed samples from 20 participants, most of whom were diagnosed with Lewy body disease, while a small number had Parkinson's disease-related conditions, revealing significant findings of neuronal damage associated with α-synuclein proteins, particularly in brain regions controlling REM sleep.
  • While the sample size limited the statistical analysis, the outcomes suggest a strong correlation between IRBD and neurodegenerative diseases, emphasizing the importance of these pathological features for understanding the progression
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Mediterranean Diet Pattern: Potential Impact on the Different Altered Pathways Related to Cardiovascular Risk in Advanced Chronic Kidney Disease.

Nutrients

October 2024

Laboratori Experimental de Nefrologia i Trasplantament (LENIT), Institut d'Investigacions Biomètiques August Pi i Sunyer (IDIBAPS), 08027 Barcelona, Spain.

Background: Cardiovascular disease (CVD) remains the most common cause of mortality in chronic kidney disease (CKD) patients. Several studies suggest that the Mediterranean diet reduces the risk of CVD due to its influence on endothelial function, inflammation, lipid profile, and blood pressure. Integrating metabolomic and proteomic analyses of CKD could provide insights into the pathways involved in uremia-induced CVD and those pathways modifiable by the Mediterranean diet.

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The use of noninvasive biomarkers may reduce the need for biopsy and guide immunosuppression adjustments during transplantation. The scientific community in solid organ transplantation currently considers that chemokines, T- and B-cell immunophenotypes, and gene expression, among other molecular biomarkers, have great potential as diagnostic and predictive biomarkers for graft evolution; however, in clinical practice, few valid early biomarkers have emerged. This review focuses on the most relevant scientific advances in this field in the last 5 years regarding the role of 3 biomarkers: miRNAs, chemokines, and ddcf-DNA, in both adult and pediatric populations.

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Impact of Empirical Treatment Recommendations From 2017 European Guidelines for Nosocomial Pneumonia.

Chest

October 2024

University of Barcelona, Barcelona, Spain; Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS); CIBER of Respiratory Diseases (CIBERES), Madrid, Spain; Department of Pneumology, Respiratory Institute, Hospital Clínic de Barcelona, Barcelona, Spain. Electronic address:

Background: The management of nosocomial pneumonia represents a major challenge in the ICU. European guidelines from 2017 proposed an algorithm for the prescription of empirical antimicrobial treatment based on medical history, local ecology, and severity (ie, presence or absence of septic shock). We assessed this algorithm's usefulness by comparing outcomes with and without guideline adherence in a population at high risk of multiresistance and mortality.

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Article Synopsis
  • Modern hemodialysis typically uses acetate as a buffer, which has been associated with chronic inflammation, while citrate is being explored as a potential alternative for dialysate.
  • This study compares the efficacy of acetate- and citrate-based dialysates in terms of dialysis efficiency and the removal of protein-bound uremic toxins in patients undergoing hemodiafiltration.
  • Results showed no significant differences in overall dialysis doses or most toxin reduction, but lower calcium and magnesium citrate dialysates led to better clearance of p-cresyl sulfate, indicating a need for further research to optimize dialysate formulas.
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Corrigendum to "Navigating the complex relationship between human gut microbiota and breast cancer: Physiopathological, prognostic and therapeutic implications" [Cancer Treat. Rev. 130 (2024) 102816].

Cancer Treat Rev

December 2024

Department of Medicine, Surgery and Health Sciences, University of Trieste, Trieste, Italy; Multidisciplinary Unit of Breast Pathology and Translational Research, Cremona Hospital, Cremona, Italy. Electronic address:

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Article Synopsis
  • Oligodendroglioma is a brain tumor characterized by specific genetic mutations and treatments typically involve surgery followed by either observational care or a combination of radiation and chemotherapy.
  • This study analyzed data from 277 patients with IDH-mutant, 1p/19q codeleted oligodendrogliomas to examine the impact of different adjuvant treatment regimens on progression-free survival (PFS).
  • Results indicated that patients with grade 3 tumors showed significantly longer PFS when treated with radiation and PCV chemotherapy compared to those receiving radiation with TMZ or no adjuvant therapy, emphasizing the need for more research in this area.
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Introduction: Immunotherapy has revolutionized cancer treatment, and Chimeric Antigen Receptor T cell therapy (CAR-T) is a groundbreaking approach. Traditional second-generation CAR-T therapies have achieved remarkable success in hematological malignancies, but there is still room for improvement, particularly in developing new targeting strategies. To address this limitation, engineering T cells with multi-target universal CARs (UniCARs) based on monomeric streptavidin has emerged as a versatile approach in the field of anti-tumor immunotherapy.

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Background: Ultraviolet- C (UV-C) light is effective for reducing environmental bioburden in hospitals, and the use of robots to deliver it may be advantageous.

Aim: To evaluate the feasibility and clinical efficacy of an autonomous programmable UV-C robot in surgical and intensive care unit (ICU) rooms of a tertiary hospital.

Method: During ten consecutive months, the device was used in six theatres where cardiac, colorectal and orthopaedic surgeries were performed, and in the rooms previously occupied by patients subjected to contact precautions of a 14-bed ICU.

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Soil-transmitted helminth (STH) infections account for a significant global health burden, necessitating mass drug administration with benzimidazole-class anthelmintics, such as albendazole (ALB), for morbidity control. However, ALB efficacy shows substantial variability, presenting challenges for achieving consistent treatment outcomes. We have explored the potential impact of the baseline gut microbiota on ALB efficacy in hookworm-infected individuals through microbiota profiling and machine learning (ML) techniques.

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Article Synopsis
  • The study focuses on a type of bacterium commonly found on the skin of dogs that can lead to infections in pets and zoonotic infections in humans, especially in those with close animal contact.
  • Four cases of infections were documented, identified using advanced techniques like MALDI-TOF mass spectrometry and Nanopore sequencing, revealing that three of the bacterial isolates were multidrug resistant, including resistance to methicillin.
  • The research highlights the significance of understanding these bacterial infections due to their increasing resistance and the potential for serious complications in humans, particularly those using catheters.
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Navigating the complex relationship between human gut microbiota and breast cancer: Physiopathological, prognostic and therapeutic implications.

Cancer Treat Rev

November 2024

Department of Medicine, Surgery and Health Sciences, University of Trieste, Trieste, Italy; Multidisciplinary Unit of Breast Pathology and Translational Research, Cremona Hospital, Cremona, Italy. Electronic address:

The human body represents the habitat of trillions of symbiotic microorganisms, collectively known as human microbiota, approximately half of which residing in the gut. The development of next-generation sequencing techniques has boosted the profiling of human microbiota in recent years. A growing body of evidence seems to support a strict relationship between the disruption of the mutualistic relationship between the microbiota and the host (i.

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Primarian fallopian tube carcinoma: Clinical and radiological keys for diagnosis.

Radiol Case Rep

October 2024

Radiology Department, Center for Diagnostic Imaging (CDIC), Hospital Clínic de Barcelona, Villaroel 107, Barcelona 08036, Spain.

Primary fallopian tube carcinoma (PFTC) is seldom diagnosed preoperatively and is often mistaken for epithelial ovarian carcinoma (EOC). This report details a case of primary high-grade serous carcinoma (HGSC) of the fallopian tube, highlighting radiological and clinical indicators to aid in accurate diagnosis and avoid misdiagnosis. A 46-year-old premenopausal woman presented with symptoms and a transvaginal ultrasound (TVUS) indicating a malignant ovarian tumor.

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