Publications by authors named "Calvo A"

Unlabelled: Patients with severe traumatic brain injury (STBI) often experience an abnormal hemostasis that contributes to mortality and unfavorable neurological outcomes.

Objectives: We aimed to analyze epidemiologic, clinical, and laboratory factors associated with mortality in patients with STBI during the first 48 h after in-hospital admission.

Methods: We performed an observational retrospective study of STBI patients with associated extracranial trauma [defined as Injury Severity Score (ISS) ≥ 16 with an Abbreviated Injury Scale (AIS) head and neck ≥ 3 and Glasgow Coma Scale (GCS) ≤ 8] admitted to a Level II trauma center over seven years (2015-2021).

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Alzheimer's disease (AD) is a neurodegenerative disorder that mainly affects the elderly population. It is characterized by cognitive impairment and dementia due to abnormal levels of amyloid beta peptide (Aβ) and axonal Tau protein in the brain. However, the complex underlying mechanisms affecting this disease are not yet known, and there is a lack of standardized biomarkers and therapeutic targets.

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Clear cell renal cell carcinoma (ccRCC) is one of the most challenging neoplasms because of its phenotypic variability and intratumoral heterogeneity. Because of its variability, ccRCC is a good test bench for the application of new technological approaches to unveiling its intricacies. Multiplex immunofluorescence (mIF) is an emerging method that enables the simultaneous and detailed assessment of tumor and stromal cell subpopulations in a single tissue section.

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Synaptic configurations underpin how the nervous system processes sensory information to produce a behavioral response. This is best understood for chemical synapses, and we know far less about how electrical synaptic configurations modulate sensory information processing and context-specific behaviors. We discovered that innexin 1 (INX-1), a gap junction protein that forms electrical synapses, is required to deploy context-specific behavioral strategies underlying thermotaxis behavior in C.

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Mathematical models of thrombin generation (TG) that have been developed are based on a systems biology approach. Although this approach provides important information about the coagulation system, its clinical applicability is limited by its complexity and number of input variables required. The aim of this study was to develop a semimechanistic model able to describe TG in trauma and control patients.

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Background: This study aimed to determine whether educational attainment-a common proxy of cognitive reserve (CR)-influences the association between motor and cognitive/behavioural outcomes in a large cohort of ALS patients without dementia.

Methods: N = 726 ALS patients without FTD were assessed for motor (ALSFRS-R), cognitive (Edinburgh Cognitive and Behavioural ALS Screen, ECAS) and behavioural outcomes (ECAS-Carer Interview, ECAS-CI). CR was operationalized via educational attainment (in years).

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Rosai-Dorfman disease (RDD) is a rare proliferative histiocytic disorder characterized by sinus histiocytosis with massive lymphadenopathy, rarely presenting with severe and life-threatening extra-nodal features. The rarity of RDD, clinically variant phenotype, limited data, and lack of a current standardized management approach make treatment decisions difficult. Herein, we present a case of life-threatening, disseminated RDD with rare clinical features of recurrent pericardial effusion, bilateral pleural effusions, and abdominal tissue fibrosis successfully treated with six cycles of cladribine, achieving clinical remission.

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Introduction: The aim of this in vitro study was to evaluate the accuracy of near-infrared imaging (NIRI) generated by the iTero Element 5D scanner for detecting proximal caries lesions in deciduous molars, compared with visual inspection (VI), bitewing radiography (BW) and histological examination (HT) (reference standard).

Methods: Sound deciduous molars and those with caries lesions (ICDAS 0 to 5) on the proximal surface were included, while teeth with marginal crest breakdown, restoration on the mentioned surfaces, or extensive dentin resorption were excluded. A total of 182 deciduous molars, divided into 91 pairs of first and second molars, were evaluated by two blinded examiners.

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Purpose: We investigated sex-related brain metabolic differences in Amyotrophic Lateral Sclerosis (ALS) and healthy controls (HC).

Methods: We collected two equal-sized groups of male (m-ALS) and female ALS (f-ALS) patients (n = 130 each), who underwent 2-[F]FDG-PET at diagnosis, matched for site of onset, cognitive status and King's stage. We included 168 age-matched healthy controls, half female (f-HC) and half male (m-HC).

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Background: Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disease resulting from an intricate interplay between genetics and environmental factors. Many studies have explored living in rural areas as a possible risk factor for ALS, without focusing simultaneously on incidence, age at onset and phenotypic features.

Objective: To evaluate the effect of croplands residential proximity on ALS incidence and phenotype, focusing on age of onset, site of onset and progression rate.

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Unlabelled: Functional disability and chronic knee pain are frequent in combats sports participants. The McKenzie Method of Mechanical Diagnosis and Therapy (MDT) is a system for specific function examination and intervention for spinal and extremity musculoskeletal disorder. This clinical trial aimed to investigate the effectiveness of MDT, through Directional Preference, for specific function disability in Brazilian Jiu-Jitsu practitioners (BJJPs) experiencing chronic non-specific knee pain.

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Amyotrophic lateral sclerosis (ALS) is a motor neurodegenerative disease characterized by poor prognosis. Currently, screening and diagnostic methods for ALS remain challenging, often leading to diagnosis at an advanced stage of the disease. This delay hinders the timely initiation of therapy, negatively impacting patient well-being.

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Background: Cannabis use and familial vulnerability to psychosis have been associated with social cognition deficits. This study examined the potential relationship between cannabis use and cognitive biases underlying social cognition and functioning in patients with first episode psychosis (FEP), their siblings, and controls.

Methods: We analyzed a sample of 543 participants with FEP, 203 siblings, and 1168 controls from the EU-GEI study using a correlational design.

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Birthplace is a contextual variable that influences the talent development process of soccer players. The main objective of this systematic review was to compile the scientific literature on the effect of birthplace in soccer. This is the first systematic review to investigate how this contextual factor relates to talent development in soccer.

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Background: Psychotic-like experiences are common in the general population and an important indicator of psychological vulnerability. One of the used instruments for their assessment is the Adolescent Psychotic-Like Symptom Screener (APSS). However, there are few studies on the APSS psychometric characteristics in different cultural contexts.

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: Non-Small Cell Lung Cancer (NSCLC) remains a challenging disease to manage with effectiveness. Early detection and precise monitoring are crucial for improving patient outcomes. Circulating tumor DNA (ctDNA) offers a non-invasive cancer detection and monitoring method.

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The treatment of non-small cell lung cancer (NSCLC) patients has significantly improved with recent therapeutic strategies; however, many patients still do not benefit from them. As a result, new treatment approaches are urgently needed. In this study, we evaluated the antitumor efficacy of co-targeting G9a and DNMT1 enzymes and its potential as a cancer drug sensitizer.

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Bevacizumab is a monoclonal antibody (mAb) that prevents the growth of new blood vessels and is currently employed in the treatment of colorectal cancer (CRC). However, like other mAb, bevacizumab shows a limited penetration in the tumors, hampering their effectiveness and inducing adverse reactions. The aim of this work was to design and evaluate albumin-based nanoparticles, coated with dextran, as carriers for bevacizumab in order to promote its accumulation in the tumor and, thus, improve its antiangiogenic activity.

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Self-medication without a medical or dental prescription is an action that leads to a significant problems associated with the overuse of medication in Brazil. The inappropriate use of antibiotics and non-steroidal anti-inflammatory drugs (NSAIDs) leads to problems related to microbial agent resistance and gastrointestinal complications. The purpose of this study was to elucidate the patterns of antibiotic and NSAIDs consumption among the adult population of Brazil.

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Acute kidney injury (AKI) is a frequent complication in patients undergo-ing cytoreductive surgery (CRS) with hyperthermic intraperitoneal chemotherapy (HIPEC) due to a combination of several factors: increased intra-abdominal pressure, heat stress and drug tox-icity. Patients admitted to Intensive Care Unit after CRS and HIPEC during 129 months. Data recorded were: demographic characteristics; severity of illness, haematology and basic chemistry panels (renal function and electrolytes), type of cancer and extension, HIPEC drug and temperature, fluid balance, ICU and hospital stay and mortality.

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Article Synopsis
  • Repeat expansions in the C9orf72 gene are a leading genetic cause of ALS and frontotemporal dementia, but understanding how this mutation causes neuron death is still unclear, complicating the search for effective therapies.
  • Researchers analyzed data from over 41,000 ALS and healthy samples to identify potential treatments, discovering that acamprosate, a drug used for other conditions, might be repurposed for C9orf72-related diseases.
  • Their findings demonstrated that acamprosate has neuroprotective properties in cell models and works similarly well as the current treatment, riluzole, showing the potential of using genomic data to find new drug applications.
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Article Synopsis
  • The study aims to assess the health-related quality of life in patients with common immune-mediated inflammatory diseases like IBD, psoriasis, psoriatic arthritis, rheumatoid arthritis, and spondyloarthropathies in Spain, considering factors affecting their quality of life.
  • The research involved 578 adult patients and utilized various questionnaires, including EQ-5D-5L, to evaluate their quality of life, revealing significant differences based on the type of disease.
  • Results showed that psoriasis and IBD patients experienced a better quality of life compared to those with psoriatic arthritis, rheumatoid arthritis, and spondyloarthropathies, with worse outcomes linked to female gender, more severe disease, older age, and numerous prior treatments. *
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