84 research outputs found

    Hand Hygiene and Glove Use Behavior in an Italian Hospital

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    In an Italian hospital, we observed that hand hygiene was performed in 638 (19.6%) of 3,253 opportunities, whereas gloves were worn in 538 (44.2%) 1,218 of opportunities. We observed an inverse correlation between the intensity of care and the rate of hand hygiene compliance (R2=0.057; P<.001), but no such association was observed for the rate of glove use compliance (R2 = 0.014; P = .078). Rates of compliance with hand hygiene and glove use recommendations follow different behavioral pattern

    Biological characteristics of Bovine Herpesvirus 1 and 5 strains using the rabbit experimental model

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    Los Herpesvirus bovinos (BoHV) pueden infectar tanto a mustélidos como a conejos y esta última especie ha sido utilizada como modelo de laboratorio para la infección por BoHV-1 y 5. El objetivo de este trabajo fue estudiar la patogenicidad de diferentes cepas argentinas de BoHV-1 y BoHV-5 utilizando el modelo experimental conejo. Se utilizaron conejos de raza neozelandesa que se inocularon por vía intranasal e intravaginal. Los animales inoculados por vía intranasal con cepas de BoHV-5 desarrollaron signos nerviosos en el 83% de los casos, mientras que BoHV-1.1 causó signos nerviosos en el 57% de los animales y BoHV-1.2 no provocó signos clínicos evidentes. El BoHV-5 causó síntomas nerviosos solo en los animales jóvenes mientras que BoHV-1 solo lo hizo ocasionalmente y también en individuos jóvenes. Los conejos inoculados por vía intravaginal no mostraron signos clínicos ni lesiones aparentes en los órganos estudiados; la infección se demostró por seroconversión serológica. El conejo resultó adecuado para estudiar la sintomatología y las lesiones producidas en los distintos órganos, fundamentalmente en el sistema nervioso central. El modelo resultó de utilidad por ser económico, de muy fácil manejo y permitió reconocer diferencias en el comportamiento biológico de las cepas de BoHV-1 y BoHV-5 estudiadas.Bovine Herpesvirus (BoHV) can infect both rabbits and mustelids. Rabbit has been used as a laboratory model for infection with BoHV-1 and 5. The objective of this research was to study the pathogenicity of different Argentinian BoHV-1 and BoHV-5 strains by using the rabbit experimental model. New Zealand rabbits were inoculated by intranasal and intravaginal ways. The animals inoculated intranasally with strains of BoHV-5 developed neurological signs in 83% of the cases. BoHV-1.1 caused neurological signs in 57% of the animals and BoHV-1.2 did not cause clear clinical signs. BoHV-5 caused nervous signs in young animals while BoHV-1 did so occasionally in young rabbits. Animals inoculated intravaginally showed no apparent clinical signs or apparent lesions in the studied organs. The infection was demonstrated by serological seroconversion. The rabbit was appropriate to study the clinical signs and the lesions produced in the different organs, primarily in the central nervous system. The model was useful for being inexpensive and very easy to use, and it enabled to identify differences in the biological behavior of the studied BoHV-1 and BoHV-5 strains.Facultad de Ciencias Veterinaria

    Biological characteristics of Bovine Herpesvirus 1 and 5 strains using the rabbit experimental model

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    Los Herpesvirus bovinos (BoHV) pueden infectar tanto a mustélidos como a conejos y esta última especie ha sido utilizada como modelo de laboratorio para la infección por BoHV-1 y 5. El objetivo de este trabajo fue estudiar la patogenicidad de diferentes cepas argentinas de BoHV-1 y BoHV-5 utilizando el modelo experimental conejo. Se utilizaron conejos de raza neozelandesa que se inocularon por vía intranasal e intravaginal. Los animales inoculados por vía intranasal con cepas de BoHV-5 desarrollaron signos nerviosos en el 83% de los casos, mientras que BoHV-1.1 causó signos nerviosos en el 57% de los animales y BoHV-1.2 no provocó signos clínicos evidentes. El BoHV-5 causó síntomas nerviosos solo en los animales jóvenes mientras que BoHV-1 solo lo hizo ocasionalmente y también en individuos jóvenes. Los conejos inoculados por vía intravaginal no mostraron signos clínicos ni lesiones aparentes en los órganos estudiados; la infección se demostró por seroconversión serológica. El conejo resultó adecuado para estudiar la sintomatología y las lesiones producidas en los distintos órganos, fundamentalmente en el sistema nervioso central. El modelo resultó de utilidad por ser económico, de muy fácil manejo y permitió reconocer diferencias en el comportamiento biológico de las cepas de BoHV-1 y BoHV-5 estudiadas.Bovine Herpesvirus (BoHV) can infect both rabbits and mustelids. Rabbit has been used as a laboratory model for infection with BoHV-1 and 5. The objective of this research was to study the pathogenicity of different Argentinian BoHV-1 and BoHV-5 strains by using the rabbit experimental model. New Zealand rabbits were inoculated by intranasal and intravaginal ways. The animals inoculated intranasally with strains of BoHV-5 developed neurological signs in 83% of the cases. BoHV-1.1 caused neurological signs in 57% of the animals and BoHV-1.2 did not cause clear clinical signs. BoHV-5 caused nervous signs in young animals while BoHV-1 did so occasionally in young rabbits. Animals inoculated intravaginally showed no apparent clinical signs or apparent lesions in the studied organs. The infection was demonstrated by serological seroconversion. The rabbit was appropriate to study the clinical signs and the lesions produced in the different organs, primarily in the central nervous system. The model was useful for being inexpensive and very easy to use, and it enabled to identify differences in the biological behavior of the studied BoHV-1 and BoHV-5 strains.Facultad de Ciencias Veterinaria

    Biological characteristics of Bovine Herpesvirus 1 and 5 strains using the rabbit experimental model

    Get PDF
    Los Herpesvirus bovinos (BoHV) pueden infectar tanto a mustélidos como a conejos y esta última especie ha sido utilizada como modelo de laboratorio para la infección por BoHV-1 y 5. El objetivo de este trabajo fue estudiar la patogenicidad de diferentes cepas argentinas de BoHV-1 y BoHV-5 utilizando el modelo experimental conejo. Se utilizaron conejos de raza neozelandesa que se inocularon por vía intranasal e intravaginal. Los animales inoculados por vía intranasal con cepas de BoHV-5 desarrollaron signos nerviosos en el 83% de los casos, mientras que BoHV-1.1 causó signos nerviosos en el 57% de los animales y BoHV-1.2 no provocó signos clínicos evidentes. El BoHV-5 causó síntomas nerviosos solo en los animales jóvenes mientras que BoHV-1 solo lo hizo ocasionalmente y también en individuos jóvenes. Los conejos inoculados por vía intravaginal no mostraron signos clínicos ni lesiones aparentes en los órganos estudiados; la infección se demostró por seroconversión serológica. El conejo resultó adecuado para estudiar la sintomatología y las lesiones producidas en los distintos órganos, fundamentalmente en el sistema nervioso central. El modelo resultó de utilidad por ser económico, de muy fácil manejo y permitió reconocer diferencias en el comportamiento biológico de las cepas de BoHV-1 y BoHV-5 estudiadas.Bovine Herpesvirus (BoHV) can infect both rabbits and mustelids. Rabbit has been used as a laboratory model for infection with BoHV-1 and 5. The objective of this research was to study the pathogenicity of different Argentinian BoHV-1 and BoHV-5 strains by using the rabbit experimental model. New Zealand rabbits were inoculated by intranasal and intravaginal ways. The animals inoculated intranasally with strains of BoHV-5 developed neurological signs in 83% of the cases. BoHV-1.1 caused neurological signs in 57% of the animals and BoHV-1.2 did not cause clear clinical signs. BoHV-5 caused nervous signs in young animals while BoHV-1 did so occasionally in young rabbits. Animals inoculated intravaginally showed no apparent clinical signs or apparent lesions in the studied organs. The infection was demonstrated by serological seroconversion. The rabbit was appropriate to study the clinical signs and the lesions produced in the different organs, primarily in the central nervous system. The model was useful for being inexpensive and very easy to use, and it enabled to identify differences in the biological behavior of the studied BoHV-1 and BoHV-5 strains.Facultad de Ciencias Veterinaria

    The Joint IOC (of UNESCO) and WMO collaborative effort for met-ocean services

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    The Joint Committee for Oceanography and Marine Meteorology (JCOMM), a joint technical commission of IOC of UNESCO and WMO, has devised a coordination mechanism for the fit-for-purpose delivery of an end-to-end system, from ocean observations to met-ocean operational services. This paper offers a complete overview of the activities carried out by JCOMM and the status of the achievements up to 2017. The JCOMM stakeholders are the WMO Members and the IOC Member States, their research and operational Institutions, which mandated JCOMM to devise an international strategy to advance toward the achievement of the United Nations Sustainable Development Goals. The three activity areas, namely the Observation Program Area-OPA, the Data Management Program Area-DMPA and the Services and Forecasting Services Program Area-SFSPA have established several expert teams to contribute to the international coordination. OPA is organized in observing networks connected with different observing technologies, DMPA organizes the overall near-real time and delayed mode data assembly and delivery methodology and architecture and the SFSPA coordinates the met-ocean services stemming out of observations and data management. The future developments should strengthen the coordination in the three program areas considering the inclusion of new and emergent observing technologies, the interoperability of met-ocean data assembly centers and the establishment of efficient research to operations protocols, as well as better fit-for-purpose customized services for the public and private sectors

    Unconventional Repertoire Profile Is Imprinted during Acute Chikungunya Infection for Natural Killer Cells Polarization toward Cytotoxicity

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    Chikungunya virus (CHIKV) is a worldwide emerging pathogen. In humans it causes a syndrome characterized by high fever, polyarthritis, and in some cases lethal encephalitis. Growing evidence indicates that the innate immune response plays a role in controlling CHIKV infection. We show here that CHIKV induces major but transient modifications in NK-cell phenotype and function soon after the onset of acute infection. We report a transient clonal expansion of NK cells that coexpress CD94/NKG2C and inhibitory receptors for HLA-C1 alleles and are correlated with the viral load. Functional tests reveal cytolytic capacity driven by NK cells in the absence of exogenous signals and severely impaired IFN-γ production. Collectively these data provide insight into the role of this unique subset of NK cells in controlling CHIKV infection by subset-specific expansion in response to acute infection, followed by a contraction phase after viral clearance

    The Joint IOC (of UNESCO) and WMO collaborative effort for Met-Ocean services

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    The WMO-IOC Joint Technical Commission for Oceanography and Marine Meteorology (JCOMM) has devised a coordination mechanism for the fit-for-purpose delivery of an end-to-end system, from ocean observations to met-ocean operational services. This paper offers a complete overview of the activities carried out by JCOMM and the status of the achievements up to 2018. The JCOMM stakeholders consist of the research and operational institutions of WMO members and the IOC member states, which mandated JCOMM to devise an international strategy to move toward the achievement of the United Nations Sustainable Development Goals. The three areas of activity are the Observation Program Area (OPA), the Data Management Program Area (DMPA) and the Services and Forecasting Services Program Area (SFSPA), and several expert teams have been established to contribute to the international coordination efforts. OPA is organized into observing networks connected by different observing technologies, DMPA organizes the overall near-real time and delayed mode data assembly, and the delivery methodology and architecture, and the SFSPA coordinates the met-ocean services resulting from the observations and data management. Future developments should enhance coordination in these three program areas by considering the inclusion of new and emergent observing technologies, the interoperability of met-ocean data assembly centers and the establishment of efficient research to operations protocols, in addition to better fit-for-purpose customized services in both the public and private sectors

    Clinical Features, Cardiovascular Risk Profile, and Therapeutic Trajectories of Patients with Type 2 Diabetes Candidate for Oral Semaglutide Therapy in the Italian Specialist Care

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    Introduction: This study aimed to address therapeutic inertia in the management of type 2 diabetes (T2D) by investigating the potential of early treatment with oral semaglutide. Methods: A cross-sectional survey was conducted between October 2021 and April 2022 among specialists treating individuals with T2D. A scientific committee designed a data collection form covering demographics, cardiovascular risk, glucose control metrics, ongoing therapies, and physician judgments on treatment appropriateness. Participants completed anonymous patient questionnaires reflecting routine clinical encounters. The preferred therapeutic regimen for each patient was also identified. Results: The analysis was conducted on 4449 patients initiating oral semaglutide. The population had a relatively short disease duration (42%  60% of patients, and more often than sitagliptin or empagliflozin. Conclusion: The study supports the potential of early implementation of oral semaglutide as a strategy to overcome therapeutic inertia and enhance T2D management

    The Role of Attitudes Toward Medication and Treatment Adherence in the Clinical Response to LAIs: Findings From the STAR Network Depot Study

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    Background: Long-acting injectable (LAI) antipsychotics are efficacious in managing psychotic symptoms in people affected by severe mental disorders, such as schizophrenia and bipolar disorder. The present study aimed to investigate whether attitude toward treatment and treatment adherence represent predictors of symptoms changes over time. Methods: The STAR Network \u201cDepot Study\u201d was a naturalistic, multicenter, observational, prospective study that enrolled people initiating a LAI without restrictions on diagnosis, clinical severity or setting. Participants from 32 Italian centers were assessed at three time points: baseline, 6-month, and 12-month follow-up. Psychopathological symptoms, attitude toward medication and treatment adherence were measured using the Brief Psychiatric Rating Scale (BPRS), the Drug Attitude Inventory (DAI-10) and the Kemp's 7-point scale, respectively. Linear mixed-effects models were used to evaluate whether attitude toward medication and treatment adherence independently predicted symptoms changes over time. Analyses were conducted on the overall sample and then stratified according to the baseline severity (BPRS &lt; 41 or BPRS 65 41). Results: We included 461 participants of which 276 were males. The majority of participants had received a primary diagnosis of a schizophrenia spectrum disorder (71.80%) and initiated a treatment with a second-generation LAI (69.63%). BPRS, DAI-10, and Kemp's scale scores improved over time. Six linear regressions\u2014conducted considering the outcome and predictors at baseline, 6-month, and 12-month follow-up independently\u2014showed that both DAI-10 and Kemp's scale negatively associated with BPRS scores at the three considered time points. Linear mixed-effects models conducted on the overall sample did not show any significant association between attitude toward medication or treatment adherence and changes in psychiatric symptoms over time. However, after stratification according to baseline severity, we found that both DAI-10 and Kemp's scale negatively predicted changes in BPRS scores at 12-month follow-up regardless of baseline severity. The association at 6-month follow-up was confirmed only in the group with moderate or severe symptoms at baseline. Conclusion: Our findings corroborate the importance of improving the quality of relationship between clinicians and patients. Shared decision making and thorough discussions about benefits and side effects may improve the outcome in patients with severe mental disorders
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