36 research outputs found

    Efficacy and sex-specific outcomes after six episodes of percutaneous tibial nerve stimulation treatment on overactive bladder syndrome symptoms

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    ObjectiveThis study aimed to investigate the efficacy of six episodes of percutaneous tibial nerve stimulation (PTNS) treatment for overactive bladder (OAB) symptoms in men and women and to determine the duration of the effects over a 6-month period.MethodsWomen and men with OAB symptoms participated in the study, which was conducted in accordance with an approved ethical protocol (ISRCTN15733799). Patients underwent six 30-min PTNS sessions, twice per week. The symptoms of OAB were assessed using a voiding diary, the short form of the Overactive Bladder Symptom Score questionnaire (OAB-q SF), and the Patient Perception of Bladder Condition (PPBC), which were self-completed by patients before and after treatment (24 h and at 1, 3, and 6 months). The outcome data were compared for sex and time points using two-way ANOVA for repeated measures.ResultsPTNS treatment significantly improved the OAB symptoms and quality of life in men and women. PTNS increased the voided volume (p < 0.05) and decreased the frequency of voiding, nocturia, and urgency at 24 h and up to 6 months (p < 0.001). The OABq-SF and PPBC scores were significantly decreased after PTNS (p < 0.001). Urgency was greater in men than in women. The duration of PTNS clinical success on frequency and the perception of improvement in quality of life were greater in women than in men.ConclusionThe clinical effects of six sessions of PTNS strongly suggest its potential for shortening, from the standard 12 sessions, to effectively alleviate symptoms of OAB. This therapeutic procedure would reduce both the time and economic costs of OAB treatment

    Emergence potential of sylvatic dengue virus type 4 in the urban transmission cycle is restrained by vaccination and homotypic immunity

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    Sylvatic dengue viruses (DENV) are both evolutionarily and ecologically distinct from human DENV and are maintained in an enzootic transmission cycle. Evidence of sylvatic human infections from West Africa and Southeast Asia suggests that sylvatic DENV come into regular contact with humans. Thus, this potential of emergence into the human transmission cycle could limit the potential for eradicating this cycle with vaccines currently in late stages of development. We assessed the likelihood of sylvatic DENV-4 emergence in the face of natural immunity to current human strains and vaccination with two DENV-4 vaccine candidates. Our data indicate homotypic neutralization of sylvatic and human DENV-4 strains by human primary convalescent and vaccinee sera but limited heterotypic immunity. These results suggest that emergence of sylvatic strains into the human cycle would be limited by homotypic immunity mediated by virus neutralizing antibodies produced by natural infection or vaccination

    Emergence potential of sylvatic dengue virus type 4 in the urban transmission cycle is restrained by vaccination and homotypic immunity

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    Sylvatic dengue viruses (DENV) are both evolutionarily and ecologically distinct from human DENV and are maintained in an enzootic transmission cycle. Evidence of sylvatic human infections from West Africa and Southeast Asia suggests that sylvatic DENV come into regular contact with humans. Thus, this potential of emergence into the human transmission cycle could limit the potential for eradicating this cycle with vaccines currently in late stages of development. We assessed the likelihood of sylvatic DENV-4 emergence in the face of natural immunity to current human strains and vaccination with two DENV-4 vaccine candidates. Our data indicate homotypic neutralization of sylvatic and human DENV-4 strains by human primary convalescent and vaccinee sera but limited heterotypic immunity. These results suggest that emergence of sylvatic strains into the human cycle would be limited by homotypic immunity mediated by virus neutralizing antibodies produced by natural infection or vaccination

    A cluster of Candida krusei infections in a haematological unit

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    <p>Abstract</p> <p>Background</p> <p><it>Candida krusei </it>infections are associated with high mortality. In order to explore ways to prevent these infections, we investigated potential routes for nosocomial spread and possible clonality of <it>C. krusei </it>in a haematological unit which had experienced an unusually high incidence of cases.</p> <p>Methods</p> <p>We searched for <it>C. krusei </it>contamination of the hospital environment and determined the level of colonization in patients and health care workers. We also analyzed the possible association between exposure to prophylactic antifungals or chemotherapeutic agents and occurrence of <it>C. krusei</it>. The <it>C. krusei </it>isolates found were genotyped by pulsed-field electrophoresis method in order to determine possible relatedness of the cases.</p> <p>Results</p> <p>Twelve patients with invasive <it>C. krusei </it>infection and ten patients with potentially significant infection or mucosal colonization were documented within nine months. We were unable to identify any exogenic source of infection or colonization. Genetic analysis of the isolates showed little evidence of clonal transmission of <it>C. krusei </it>strains between the patients. Instead, each patient was colonized or infected by several different closely related genotypes. No association between medications and occurrence of <it>C. krusei </it>was found.</p> <p>Conclusion</p> <p>Little evidence of nosocomial spread of a single <it>C. krusei </it>clone was found. The outbreak may have been controlled by cessation of prophylactic antifungals and by intensifying infection control measures, e.g. hand hygiene and cohorting of the patients, although no clear association with these factors was demonstrated.</p

    Turismo y Género. Una mirada desde Iberoamérica

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    En las últimas cuatro décadas ha crecido el interés de la academia, gobiernos y organizaciones internacionales por estudiar cómo ha sido, en qué circunstancias y qué efectos ha traído la incorporación de las mujeres al turismo. De esta forma se inicia un debate internacional en el que se cuestionan, por un lado, los efectos negativos de esta actividad en la vida de las mujeres y, por el otro, se realzan beneficios económicos que mejoran su calidad de vida y la de sus familias. A pesar del interés y la importante participación de mujeres en el sector turístico, aún son insuficientes los estudios enfocados en explicar y evidenciar su situación laboral. En este contexto, surge la idea de publicar un libro que compilara trabajos recientes en torno a las condiciones de las trabajadoras en el sector turístico de Iberoamérica.Esta obra se compone de tres secciones, Aproximaciones teórico metodológicas, Mujer y turismo en zonas rurales y La mujer en empresas turísticas, cuyas investigaciones abordan distintos temas para evidenciar los problemas enfrentados por las mujeres, proponer diversas soluciones y comprender su escenario laboral. En la primera sección, hay dos capítulos que proponen marcos teóricos para analizar el empoderamiento de las mujeres en el turismo rural. Los resultados de investigaciones de la segunda sección visibilizan las desigualdades, reflexionan y proponen acciones para mejorar las condiciones de las trabajadoras turísticas. En la última, en los tres capítulos, concentrados en las actividades empresariales, se estudian las desventajas y obstáculos de la empleada en alguna compañía turística.Universidad Autónoma del Estado de México

    Experiences in Teaching Veterinary Public Health across Latin-America and Europe: the SAPUVETNET III Project

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    Experiences in Teaching Veterinary Public Health across Latin-America and Europe: the SAPUVETNET III Project SAPUVETNET III (n. DCI-LA/2008/75) is the third phase of a series of projects, co-financed under the EU ALFA programme, aimed to support a VPH network constituted by Faculties of Veterinary Medicine of 12 Latin-american and 6 European countries in addition to various collaborating institutions/organizations both at national and international level (http://www.sapuvetnet.org). The project envisages the development and the implementation of a common VPH curriculum, through the use of innovative teaching methods, mainly based on problem solving approach. The authors present here some teaching material developed by the project as an example of new strategies/approach for teaching VPH: case studies, videos and self-learning programme on meat inspection/food hygiene, an Interactive Manual on VPH, as well as e-conferences on upcoming VPH issues. Project partners use a mail-list and distance learning platforms (e.g. Moodle, Colibri) to organize teaching activities. A Journal, “Una Salud/One Health/Uma Saúde”, is also published and distributed both as hard copy or .pdf through the web. Didactic tools produced by the SAPUVETNET projects have been and/or are being tested and used by the partner faculties and other teaching institutions, both for under and post-graduate courses. Teaching material by SAPUVETNET is distributed according to Creative Common criteria and policy (http://creativecommons.org/). It can be freely circulated and distributed, it can be used for distance learning and can be modified/adapted to the local context at each country/geographical area, even outside Latin-America and Europe. Teaching products produced under the SAPUVETNET projects are available at the URL http://www.sapuvetnet.org, or can be obtained from the project co-ordinator(s) and/or the contact persons at the partner Faculties/Universities. The Authors would like to acknowledge all participants/collaborators/partners of the current and previous SAPUVETNET projects who greatly contributed –in different moments and at different levels- to the development of the teaching tools herein described

    Cabbage and fermented vegetables : From death rate heterogeneity in countries to candidates for mitigation strategies of severe COVID-19

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    Large differences in COVID-19 death rates exist between countries and between regions of the same country. Some very low death rate countries such as Eastern Asia, Central Europe, or the Balkans have a common feature of eating large quantities of fermented foods. Although biases exist when examining ecological studies, fermented vegetables or cabbage have been associated with low death rates in European countries. SARS-CoV-2 binds to its receptor, the angiotensin-converting enzyme 2 (ACE2). As a result of SARS-CoV-2 binding, ACE2 downregulation enhances the angiotensin II receptor type 1 (AT(1)R) axis associated with oxidative stress. This leads to insulin resistance as well as lung and endothelial damage, two severe outcomes of COVID-19. The nuclear factor (erythroid-derived 2)-like 2 (Nrf2) is the most potent antioxidant in humans and can block in particular the AT(1)R axis. Cabbage contains precursors of sulforaphane, the most active natural activator of Nrf2. Fermented vegetables contain many lactobacilli, which are also potent Nrf2 activators. Three examples are: kimchi in Korea, westernized foods, and the slum paradox. It is proposed that fermented cabbage is a proof-of-concept of dietary manipulations that may enhance Nrf2-associated antioxidant effects, helpful in mitigating COVID-19 severity.Peer reviewe
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