Publications by authors named "Osorio L"

Pollution is one of the main factors that threaten biodiversity nowadays. Plastic waste is a global problem which impacts not only on the marine environment but also on the terrestrial one. Great amounts of this kind of refuse are compiled in landfills, where lots of avian species feed.

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Thalerommata Ausserer, 1875 is a theraphosid genus with very small species that resemble Trichopelma, although they lack the dot pattern on the abdomen. They are also distinguished from all other Theraphosidae by the presence of flattened, iridescent setae covering the abdomen, and sometimes, the legs too. Its current distribution includes the following countries: Argentina, Bahamas, Colombia, Cuba, Jamaica and Venezuela.

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Background And Purpose: Despite that incorporating antiangiogenic in combination with immune-checkpoint inhibitors as the standard first-line treatment for advanced clear cell renal cell cancer (ccRCC) yields promising outcomes, these regimens often lead to significant toxicity. However, a subgroup of patients has shown responsiveness to VEGFR tyrosine-kinase inhibitors (TKIs) in monotherapy, leading to the question of whether employing combination therapies can significantly enhance overall survival in all patients over monotherapy. Thus, we aim to identify gene expression signatures that can predict TKI response within subpopulations that might benefit from single-agent therapies, to minimize unnecessary exposure to combination therapies and their associated toxicities, as well as to discover new potential therapeutic targets to improve ccRCC treatment.

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Renal ischaemia and reperfusion (I/R) is caused by a sudden temporary impairment of the blood flow. I/R is a prevalent cause of acute kidney injury. As nitric oxide generated by inducible nitric oxide synthase (iNOS) has detrimental effects during I/R, the pharmacological blockade of iNOS has been proposed as a potential strategy to prevent I/R injury.

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Article Synopsis
  • Guillain-Barré Syndrome (GBS) can cause significant functional impairments, with limited understanding of recovery in low- and medium-income countries, particularly Colombia.
  • The study evaluated the functional status of 45 GBS patients through various assessments and found that many did not receive rehabilitation services, yet most achieved independence in daily activities.
  • Findings indicated that socioeconomic factors and the severity of symptoms at onset significantly impacted recovery, highlighting the need for improved access to rehabilitation and healthcare support for affected individuals.
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Background: Many cities with traffic congestion lack accessibility assessments accounting for traffic congestion and equity considerations but have disaggregated georeferenced municipal-level open data on health services, populations, and travel times big data. We convened a multistakeholder intersectoral collaborative group that developed a digital, web-based platform integrating open and big data to derive dynamic spatial-temporal accessibility measurements (DSTAM) for haemodialysis services. We worked with stakeholders and data scientists and considered people's places of residence, service locations, and travel time to the service with the shortest travel time.

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The diagnosis of cardiovascular disease (CVD) is still limited. Therefore, this study demonstrates the presence of human ether-a-go-go-related gene 1 (hERG1) and heat shock protein 47 (Hsp47) on the surface of small extracellular vesicles (sEVs) in human peripheral blood and their association with CVD. In this research, 20 individuals with heart failure and 26 participants subjected to cardiac stress tests were enrolled.

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Objective: To evaluate the risk of IgE sensitization and symptoms to shrimp in a population that has received AIT with polymerized mite extract.

Methods: Patients with allergic rhinitis sensitized to dust mites (Dermatophogides spp) with an indication for mite AIT were included. Those patients who had not yet received AIT or had received less than 6 doses were included as controls and those who had received more than 24 doses of AIT were included as cases.

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There are numerous frameworks for implementing evidence-based practices (EBPs) in novel settings to achieve "fidelity." However, identifying appropriate referents for fidelity poses a challenge. The Core Functions and Forms paradigm offers a model that can inform adaptation decisions throughout all phases of the Exploration, Preparation, Implementation, Sustainment (EPIS) framework.

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Crohn's disease (CD) is a chronic inflammatory bowel disease with different phenotypes of presentation, inflammatory, penetrating, or stricturing disease, that significantly impacts patient well-being and quality of life. Despite advances in medical therapy, surgery sometimes represents the only treatment to address complications, such as strictures, fistulas, or abscesses. Minimizing postoperative recurrence (POR) remains a major challenge for both clinicians and patients; consequently, various therapeutic strategies have been developed to prevent or delay POR.

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Article Synopsis
  • Research mentorship is crucial for advancing science, especially in low and middle-income countries (LMICs), but effective strategies for cultivating it are limited.
  • A global qualitative synthesis, commissioned by WHO/TDR, incorporated data from an open call and a scoping review to identify practical strategies for enhancing mentorship in health research.
  • Key strategies identified include recognizing mentorship as a team responsibility, leveraging existing resources, using digital tools for mentorship matching, promoting a culture of mentorship, and encouraging peer mentorship among researchers at similar career stages.
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Background: Early identification of plasma leakage may guide treatment decisions in dengue patients. This study evaluated the value of point-of-care ultrasound (POCUS) to detect plasma leakage and predict hospitalization or referral to a higher level of care in suspected dengue patients under routine conditions at a primary care facility in Colombia.

Methods: We conducted a cohort study between April 2019 and March 2020 in a primary care hospital in Cali, Colombia.

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This protocol proposes an approach to assessing the place of residence as a spatial determinant of health in cities where traffic congestion might impact health services accessibility. The study provides dynamic travel times presenting data in ways that help shape decisions and spur action by diverse stakeholders and sectors.  Equity assessments in geographical accessibility to health services typically rely on static metrics, such as distance or average travel times.

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Objective: The objective of this scoping review was to explore and synthesize the available literature on health research mentorship in low- and middle-income countries (LMICs).

Introduction: Research mentorship is broadly considered a useful strategy to improve research capacities and research outputs. Existing literature and guidance on research mentorship have focused on high-income countries and assumed resource-rich environments.

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Artificial intelligence methods using unsupervised learning tools can support problem solving by establishing unidentified grouping or classification patterns that allow typing subgroups for more individualized management. There are few studies that allow us to know the influence of digestive and extra-digestive symptoms in the classification of functional dyspepsia. This research carried out a cluster unsupervised learning analysis based on these symptoms to discriminate subtypes of dyspepsia and compare with one of the currently most accepted classifications.

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The outgrowth of epithelial bud followed by reiterated bifurcations during renal development is driven by the ligand-receptor interactions between the epithelium and the surrounding mesenchyme. Here, by exploring ligand-receptor interactions in E10.5 and E11.

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The rapid development of several highly efficacious SARS-CoV-2 vaccines was an unprecedented scientific achievement that saved millions of lives. However, now that SARS-CoV-2 is transitioning to the endemic stage, there exists an unmet need for new vaccines that provide durable immunity and protection against variants and can be more easily manufactured and distributed. Here, we describe a novel protein component vaccine candidate, MT-001, based on a fragment of the SARS-CoV-2 spike protein that encompasses the receptor binding domain (RBD).

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Introduction: in videolaparoscopic surgery, movements are conducted from a twenty times magnified image of an indirect operative field. The video interface used assumes the need for depth perception using two dimensions instead of three.

Objective: to evaluate the effectiveness of training to perform the laparoscopic knot in a silicone model, in 8-hour courses, and to analyze the correlation of learning outcomes with factors such as: sex, age, laterality, previous knowledge in endosuture and medical specialty.

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  • The study evaluated the effectiveness of two rapid diagnostic tests (RDTs) for syphilis (Bioline and Determine) specifically in people living with HIV (PLWH) in Cali, Colombia.
  • A total of 244 participants were studied, revealing high sensitivity for Bioline and variability in Determine's performance based on sample type and ART status.
  • Despite the overall excellent performance of the RDTs for screening syphilis in PLWH, concerns were noted regarding the lower sensitivity of Determine on capillary blood compared to serum samples.
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  • The study investigates how traffic congestion affects access to emergency health services in Cali, Colombia, focusing on the relationship between accessibility and sociodemographic factors that influence health equity.
  • Using a digital platform, researchers analyzed travel times to tertiary care facilities during peak traffic hours, revealing significant disparities in accessibility among different ethnic and socio-economic groups.
  • The results highlight that traffic congestion dramatically reduces emergency care access, especially for low-income populations and those living on the outskirts of the city, suggesting a need for improved land use and health service planning.
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Background And Objectives: Recent outbreaks of Zika virus (ZIKV) in South and Central America have highlighted significant neurologic side effects. Concurrence with the inflammatory neuropathy Guillain-Barré syndrome (GBS) is observed in 1:4,000 ZIKV cases. Whether the neurologic symptoms of ZIKV infection are immune mediated is unclear.

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Quesillo is an artisanal Honduran cheese made from raw milk. During fabrication, curd melting is considered a killing step for pathogenic bacteria. This work was aimed at determining the survival of and on inoculated curd packaged in plastic bags and immersed in a water bath at 48, 54, 60, 65, and 70°C for predetermined times.

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