Publications by authors named "Acosta D"

Background And Objectives: Primary objectives: to compare the rates of sustained clinical remission at 12 months in patients treated with antitumour necrosis factor (anti-TNF) and immunomodulators who withdraw anti-TNF treatment versus those who maintain it.

Secondary Objectives: to evaluate the effect of anti-TNF withdrawal on relapse-free time, endoscopic and radiological activity, safety, quality of life and work productivity; and to identify predictive factors for relapse.

Design: Prospective, quadruple-blind, multicentre, randomised, controlled trial.

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Polycrystalline zinc oxide (ZnO) thin films were deposited on soda-lime glass substrates using the chemical spray pyrolysis method at 450 °C. The samples were irradiated with 8 keV H ions at three different fluences using a Colutron ion gun. The effects of the irradiation on the structural, morphological, and optical properties were studied with different techniques, including Rutherford Backscattering Spectrometry (RBS), X-ray diffraction (XRD), Scanning Electron Microscopy (SEM), and Ultraviolet and Visible Spectroscopy (UV-Vis).

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Cross-national comparisons of dementia prevalence are essential for identifying unique determinants and cultural-specific risk factors, but methodological differences in dementia classification across countries hinder global comparisons. This study maps the 10/66 algorithm for dementia classification, widely used and validated in low- and middle-income countries (LMICs), to the U.S.

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Purpose: To investigate the utility of a 15-minute online module to improve the self-confidence and knowledge of neurology trainees when screening an EEG.

Methods: We developed a fast, convenient, and accessible 15-minute online module to teach basic concepts of EEG screening using a five-step approach. To assess the efficacy of the module among neurology trainees, three surveys were developed.

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To strengthen lead poisoning prevention efforts among Afghan children, King County, Washington's Hazardous Waste Management Program partnered with Afghan Health Initiative, a community-based organization. The partnership arranged culturally tailored home visits and follow-ups, in which a health environment investigator and a community health advocate identified lead exposure risks and offered parents guidance. The involvement of an Afghan-led organization significantly increased community responsiveness and case management opportunities, demonstrating how public health‒community collaborations can address health challenges disproportionately affecting refugees and immigrants.

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Article Synopsis
  • The study focuses on detecting multijet signatures from proton-proton collisions at a high energy of 13 TeV, analyzing a dataset totaling 128 fb^{-1}.
  • A special data scouting method is utilized to pick out events with low combined momentum in jets.
  • This research is pioneering in its investigation of electroweak particle production in R-parity violating supersymmetric models, particularly examining hadronically decaying mass-degenerate higgsinos, and it broadens the limits on the existence of R-parity violating top squarks and gluinos.
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Objective: We adapted a mobile TB screening unit to create an integrated screening program for noncommunicable diseases and TB, using community health worker (CHW) navigators to support linkage to care. We piloted the model in underserved communities of Lima, Peru, evaluating its feasibility, acceptability, and ability to continue supporting TB case detection.

Design: The program provided screening for TB, hypertension, diabetes, and depression and was rebranded to avoid TB-associated stigma.

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The first search for soft unclustered energy patterns (SUEPs) is performed using an integrated luminosity of 138  fb^{-1} of proton-proton collision data at sqrt[s]=13  TeV, collected in 2016-2018 by the CMS detector at the LHC. Such SUEPs are predicted by hidden valley models with a new, confining force with a large 't Hooft coupling. In events with boosted topologies, selected by high-threshold hadronic triggers, the multiplicity and sphericity of clustered tracks are used to reject the background from standard model quantum chromodynamics.

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Background: (Aunasin) is an endemic Philippine plant of the family Primulaceae, with several studies showing the genus Ardisia as having potential antibacterial, antiangiogenic, cytotoxic, and antipyretic properties.

Objective: This study aims to determine the antibacterial and antibiofilm-forming activity of ethanolic and aqueous extracts on , Methicillin-Sensitive (MSSA), and Methicillin-Resistant (MRSA).

Methods: This is an experimental study testing the activity against bacterial strains of , MSSA, and MRSA using ethanolic and aqueous extracts of leaves.

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The first search for the Z boson decay to ττμμ at the CERN LHC is presented, based on data collected by the CMS experiment at the LHC in proton-proton collisions at a center-of-mass energy of 13 TeV and corresponding to an integrated luminosity of 138  fb^{-1}. The data are compatible with the predicted background. For the first time, an upper limit at the 95% confidence level of 6.

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Observation of the decay.

Eur Phys J C Part Fields

October 2024

Using proton-proton collision data corresponding to an integrated luminosity of collected by the CMS experiment at , the decay is observed for the first time, with a statistical significance exceeding 5 standard deviations. The relative branching fraction, with respect to the decay, is measured to be , where the first uncertainty is statistical, the second is systematic, and the third is related to the uncertainties in and .

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A search for collective effects inside jets produced in proton-proton collisions is performed via correlation measurements of charged particles using the CMS detector at the CERN LHC. The analysis uses data collected at a center-of-mass energy of sqrt[s]=13  TeV, corresponding to an integrated luminosity of 138  fb^{-1}. Jets are reconstructed with the anti-k_{T} algorithm with a distance parameter of 0.

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Article Synopsis
  • Early to mid-life traumatic brain injury (TBI) has been identified as a potential risk factor for developing Alzheimer's disease (AD) and related dementia.
  • The study indicates that TBI reduces the expression of BCL2-associated athanogene 3 (BAG3), leading to a chain reaction of cognitive deficits and pathological changes in mice, including hyperphosphorylated tau accumulation and synaptic dysfunction.
  • Overexpressing BAG3 specifically in neurons mitigated these AD-like symptoms, suggesting that targeting BAG3 could be a promising therapeutic approach to address TBI-induced cognitive decline.
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  • Vector-borne diseases comprise about 20% of global infectious diseases, with flea-borne pathogens like Bartonella and Rickettsia being significant contributors to disease emergence and resurgence worldwide.
  • This study focused on fleas collected from wild rodents in northwestern Argentina, revealing that 42.8% of the fleas tested positive for DNA from Bartonella and Rickettsia species.
  • Phylogenetic analysis identified Bartonella quintana and Rickettsia felis in various flea species, marking the first report of these bacteria in the studied fleas and providing essential data for public health strategies against related infections in the region.
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  • Coastal Creole pigs in Argentina, derived from Iberian breeds introduced by Spanish colonizers, are the only Creole breed recognized by the FAO and primarily found in the wild.
  • The study aimed to analyze the genetic traits influencing meat quality by examining seven specific SNPs in various genes, using 158 samples from the coastal region.
  • Findings indicated significant genetic diversity within the population, with a higher occurrence of favorable alleles in several genes related to meat quality, suggesting a strong genetic potential for these pigs in swine production programs.
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Nutrition security is challenging in regions where resources are limited and food production is naturally constrained. In low- and middle-income countries (LMICs), undernutrition is high for many reasons, including lack of nutritional diversity and low high-quality protein content. Interest in the role of animal-source food (ASF) in reducing nutrition insecurity is increasing, as evidence from LMICs suggests that consumption of ASF is strongly associated with reduction in stunting, improved diet quality, and overall nutrition, particularly in early stages of life.

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Background: Little is known about the relationship between parkinsonism or Parkinson's disease (PD) and frailty in Latin America.

Objective: The study aimed to determine the cross-sectional and prospective associations between parkinsonism and PD with frailty in a large multi-country cohort in Latin America. Frailty was assessed using three different models to explore which definitions are more appropriate to screen for frailty in a PD population.

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  • Ustekinumab is approved for treating ulcerative colitis (UC), and this study evaluated its long-term effectiveness and tolerability in real clinical settings.
  • In a multicenter analysis of 620 UC patients, 25% discontinued treatment, with baseline anemia, steroid use, and severe disease linked to higher discontinuation rates.
  • At 16 weeks, 40% of patients were in steroid-free remission, and treatment was generally safe with no adverse effects on other conditions, indicating good long-term durability for difficult-to-treat cases.
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This case study describes the design, implementation, and evaluation of an initiative to increase COVID-19 vaccine confidence and uptake among refugee and immigrant women in Clarkston, Georgia. Applying the principles and practices of human-centered design, was co-created by Refugee Women's Network and IDEO.org as a series of gatherings for refugee and immigrant mothers to discuss health issues, beginning with the COVID-19 vaccine.

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Article Synopsis
  • Demand for computing power in major scientific experiments, like the CMS at CERN, is expected to significantly increase over the coming decades.
  • The implementation of coprocessors, particularly GPUs, in data processing workflows can enhance performance and efficiency, especially for machine learning tasks.
  • The Services for Optimized Network Inference on Coprocessors (SONIC) approach allows for improved use of coprocessors, demonstrating successful integration and acceleration of workflows across various environments without sacrificing throughput.
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Background: Risk scores facilitate the assessment of mortality risk in patients with community-acquired pneumonia (CAP). Despite their utilities, there is a scarcity of evidence comparing the various RS simultaneously. This study aims to evaluate and compare multiple risk scores reported in the literature for predicting 30-day mortality in adult patients with CAP.

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Energy correlators that describe energy-weighted distances between two or three particles in a hadronic jet are measured using an event sample of sqrt[s]=13  TeV proton-proton collisions collected by the CMS experiment and corresponding to an integrated luminosity of 36.3  fb^{-1}. The measured distributions are consistent with the trends in the simulation that reveal two key features of the strong interaction: confinement and asymptotic freedom.

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In 2020, Bhutan pioneered a school-based gender-neutral human papillomavirus (HPV) vaccination program, achieving an impressive 96% vaccination coverage rate by 2021. This study, conducted through 49 in-depth interviews with community leaders, policymakers, parents, teachers, and health workers, and 12 focus group discussions with boys who received HPV vaccination. We used conventional content analysis to analyze the data.

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Background: Tuberculosis (TB) infectiousness decreases significantly with only a few days of treatment, but delayed diagnosis often leads to late treatment initiation. We conducted a sequential explanatory mixed methods study to understand the barriers and facilitators to prompt diagnosis among people with TB.

Methods: We enrolled 100 adults who started TB treatment in the Carabayllo district of Lima, Peru, between November 2020 and February 2022 and administered a survey about their symptoms and healthcare encounters.

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