1000 resultados para vacinação contra o HPV


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Boletín semanal para profesionales sanitarios de la Secretaría General de Salud Pública y Participación Social de la Consejería de Salud

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Boletín semanal para profesionales sanitarios de la Secretaría General de Salud Pública y Participación Social de la Consejería de Salud

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Boletín semanal para profesionales sanitarios de la Secretaría General de Salud Pública y Participación Social de la Consejería de Salud

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Boletín semanal para profesionales sanitarios de la Secretaría General de Salud Pública y Participación Social de la Consejería de Salud

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Boletín semanal para profesionales sanitarios de la Secretaría General de Calidad, Innovación y Salud Pública de la Consejería de Igualdad, Salud y Políticas Sociales

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OBJECTIVE: To study the impact of intimate partner violence (IPV) on women's physical and psychological health. DESIGN: Cross-sectional study. SETTING:Primary care centers in 3 Andalusian provinces. PATIENTS: A total of 425 women, aged 18 to 65 years, were recruited following the same randomisation process in 6 primary care centers. MEASUREMENTS: A self-administered structured questionnaire for this study was used to gather the information. As well as sociodemographic variables, the instrument included questions about IPV, physical health indicators (chronic disease and type, lifetime surgeries, days in bed), psychological health (psychological morbidity, use of tranquilizers, antidepressants, pain killers, alcohol and recreational drugs), self-perceived health and social support. RESULTS: Of 425 women, 31.5% ever experienced any type of partner violence. Women experiencing IPV were more likely to suffer a chronic disease. IPV was significantly associated with a number of adverse health outcomes, including spending more than 7 days in bed in the last three months (ORa=2.96; CI 95%, 1.00-8.76), psychological morbidity (ORa=2.68; CI 95%, 1.60-4.49) and worse self-perceived health (ORa=1.89; CI 95%, 1.04-3.43), after controlling for potential confounding variables. CONCLUSION: This study shows that ever experiencing IPV is associated with a worse psychological and self-perceived health. Physical injuries are not the only "evidence" of the presence of IPV. Primary health care professionals are in a privileged position to help women who are abused by their partners.

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Boletín semanal para profesionales sanitarios de la Secretaría General de Calidad, Innovación y Salud Pública de la Consejería de Igualdad, Salud y Políticas Sociales

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Objectives. To find out the magnitude of violence against female partners among patients who visit their family doctor. To study frequency and acceptance of its investigation by the family doctor and to assess the effectiveness of a screening question on abuse. Design. Descriptive, cross-sectional study. Setting. Primary care, 4 samples from 2 urban health centres in Jaén, Spain. Participants. Who participated 170 women randomly selected from the female consulting population. Measurements. Interviews by means of the Bradley modified test and the anxiety and depression Goldberg scales. Perceived health, frequency of detection of domestic violence, by the family doctor, and female opinions were also studied. Results. During the last year, abuse against women was detected in 22.9% of the female population consulting their family doctor (95% confidence interval [95% CI], 16.6-29.2). Abused women had a worse perception of health (odds ratio [OR] =4.2; 95% CI, 1.02-17.5) and a higher probability of depression (OR=4.7; 95% CI, 1.8-12.5) independently from the rest of variables. The question "How are the things going with your partner?" as a screening of abuse does obtain a positive probability quotient of 6.23 (95% CI, 3.6-10.9), a specificity of 89% and a negative predictive value of 90%. Of those interviewed, 96.5% would not mind if their family doctor approached the couple's relationships, a situation that occurs in 24.7% of cases. Conclusions. Some degree of abuse was detected in almost a quarter of women who consult their family doctor. Family doctors do not usually ask about family and partner relationships and environment, although for almost all women it is well appreciated and the item has an increased likelihood ratio and high negative predictive value in detecting abuse.

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O objetivo neste artigo é analisar de que forma trabalhadores de uma empresa utilizaram o humor para manifestar-se contra demissões e terceirizações ocorridas nos anos 2000. Enquanto ela pregava a implantação de uma nova maneira de ser da empresa, que seria mais moderna, transparente e participativa, os trabalhadores produziram dois vídeos, postados no YouTube, para contar outra história, ridicularizar o discurso oficial e protestar. Ao combinar a utilização do humor com a Internet, os trabalhadores demonstraram sua capacidade de atualizar-se e encontrar novas formas de manifestar-se diante das situações vividas por eles, o que parece ter ampliado seu poder na luta simbólica. Embora as demissões e terceirizações não tenham sido revertidas, a "nova" gestão foi substituída pelos acionistas após dois anos de mandato. Os vídeos foram analisados a partir da técnica de análise de discurso de base francesa, que considera textos orais e escritos como discursos, e com o suporte da semiótica para a análise das imagens que acompanham a letra. A análise indica que os trabalhadores denunciam o rompimento do contrato psicológico estabelecido pela empresa, que se baseava na estabilidade do emprego. Os autores dos vídeos associam a empresa a uma figura feminina, ora mãe, ora amante, e o trabalho nela como algo que estava predestinado em sua vida. Eles demonstram o sentimento de abandono e traição, condizente com esse tipo de situação.

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Este estudo teve como objetivo compreender e desvelar a percepção de enfermeiros sobre o sistema de referência e contra-referência, no contexto do Sistema Único de Saúde do município de Botucatu ISP/BR, a partir da experiência vivenciada na prática. Para tanto, optamos pela pesquisa qualitativa, na modalidade do fenômeno situado, vertente metodológica da fenomenologia. Num primeiro momento, buscamos realizar uma revisão histórica sobre o processo de construção do Sistema Único de Saúde no Brasil e o significado do sistema de referência e contra-referência neste contexto. A construção dos resultados foi realizada a partir das análises ideográfica e nomotética dos depoimentos de treze enfermeiras, tendo emergido destes treze temas, posteriormente agrupados em três categorias principais: o funcionamento do sistema de referência e contra-referência, as possibilidades de encaminhamento da clientela e fatores estruturais do sistema local, desvelando que a referência e contra-referência ainda não passa de um horizonte e só funciona quando há empenho pessoal dos profissionais isoladamente.

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RESUME Le cancer du col de l'utérus, deuxième cause de mort par cancer chez la femme, a pu être associé à une infection par plusieurs types de virus du Papillome Humain (HPV), et en particulier HPV 16. Les vaccins prophylactiques sont efficaces à prévenir le cancer du col utérin alors que les lésions de haut grade sont généralement traitées par ablation chirurgicale et par d'éventuels traitements additionnels. Les risques de récurrence liés aux ablations et le taux de mortalité (50%) lié au cancer, démontrent le besoin de développer des stratégies alternatives afin de cibler les lésions précancéreuses. A ce jour, les vaccins thérapeutiques ont démontré peu de résultats cliniques, contrastant avec les régressions de tumeurs ectopiques observées après vaccination dans des modèles murins avec tumeurs associées à HPV. L'induction de réponses immunitaires protectrices dans la muqueuse génitale semble être cruciale pour l'efficacité des vaccins thérapeutiques HPV et évaluer leur efficacité dans un modèle murin avec tumeurs-HPV génitales représente un pré-requis important avant de procéder à des études cliniques. Par conséquent, nous avons établi un modèle murin orthotopique où des tumeurs se développent dans (a muqueuse génitale après une instillation intra-vaginale (i.vag) de cellules tumorales exprimant les oncogènes E6/E7 d'HPV 16 et transduites par un vecteur lentiviral codant la luciferase afin de suivre le développement de ces tumeurs in vivo par imagerie. La caractérisation histologique a démontré que les tumeurs grandissaient dans l'épithélium vaginal et en accord avec leur localisation, des cellules Τ CD8 spécifiques à E7 induites par la tumeur n'étaient détectées que dans la muqueuse génitale et les ganglions drainants. Une infiltration de cellules Τ régulatrices a aussi été mise en évidence, empêchant la régression spontanée de ces tumeurs. Par conséquent, ce modèle devrait être plus adéquat pour tester des stratégies thérapeutiques, étant donné qu'il partage certaines similarités immunologiques avec les lésions génitales naturelles causées par HPV. Etant donné que les oncogènes E6 et E7 d'HPV sont nécessaires à la maintenance du phénotype cancéreux des cellules cervicales, elles représentent des antigènes cibles pour la vaccination thérapeutique. Nous avons démontré que des souris immunisées par voie sous-cutanée (s.c.) avec une dose d'un vaccin à base de polypeptide E7 d'HPV 16 et d'adjuvants, présentaient de nombreuses cellules Τ CD8 sécrétant de l'IFN-γ spécifiquement à E7 dans leurs organes lymphatiques mais également dans la muqueuse génitale. De plus, le manque de corrélation entre les réponses spécifiques mesurées dans la périphérie et dans la muqueuse génitale souligne la nécessité et l'importance de déterminer les réponses immunitaires localement là où les lésions dues à HPV se développent. Si une vaccination par voie muqueuse est plus propice à traiter/régresser des infections génitales/tumeurs que le voie parentérale est un sujet débattu. Nos données montrent que seule la voie s.c. était capable de régresser la quasi totalité des tumeurs génitales chez la souris bien que des réponses CD8 spécifiques à E7 similaires étaient mesurées dans la muqueuse génitale après des vaccinations intra-nasale et i.vag. Afin d'augmenter la réponse spécifique au vaccin dans la muqueuse génitale, des immunostimulants ont été administrés par voie i.vag après vaccination. Nous avons démontré qu'une application i.vag d'agonistes des Toll like receptors après une vaccination s.c. induisait de manière significative une augmentation des cellules Τ CD8 sécrétant de l'IFN-γ spécifiquement à E7 dans la muqueuse génitale. Plus précisément et concernant les CpG et Poly l:C, l'effet était probablement associé à une attraction locale des cellules Τ CD8 et deuxièmement dépendait respectivement des voies de signalisation TLR9 et TLR3/Mda5. Finalement, cette stratégie combinatoire a permis de régresser des grosses tumeurs génitales chez la souris, suggérant qu'une telle immunothérapie pourrait adéquatement traiter des lésions dues à HPV chez les femmes. SUMMARY Cervical cancer is the second leading cause of cancer mortality in women worldwide and results from an infection with a subset of Human Papillomavirus (HPV), HPV 16 representing the most prevalent type. The available prophylactic vaccines are an effective strategy to prevent cervical cancer while already established high grade lesions usually require surgical ablation of lesion with possible additional treatments. Recurrence risks linked to conventional ablations and the high mortality (50%) related to cervical cancer demonstrate the need for alternative strategies like immunotherapies to target pre¬cancerous lesions. Until now, therapeutic vaccines only showed limited clinical results, which strongly contrast with the regression of ectopic tumors observed in the available murine HPV tumor models after vaccination. Induction of protective immune responses in the genital mucosa (GM) may be crucial for efficacy of HPV therapeutic vaccines and evaluating their efficacy in a murine model with genital HPV- tumors represents an important prerequisite for clinical trials. Thus, we have here established an orthotopic mouse model where tumors in the GM develop after an intravaginal (i.vag) instillation of HPV 16 E6/E7 oncogenes-expressing tumor cells transduced with a luciferase encoding lentivirus vector for in vivo imaging of tumor growth. Histological characterization showed that tumor grew within the vaginal epithelium and according to their mucosal location tumor- induced E7-specific CD8 Τ cells were restricted to the GM and genital draining lymph nodes together with high Τ regulatory cells infiltrates preventing spontaneous regression. Consequently, sharing several immunological similarities with natural genital HPV lesions, this novel genital tumor model may be more adequate to test therapeutic strategies. As E6 and/or E7 HPV oncogenes expression is required for the maintenance of the cancerous phenotype of cervical cells, they represent target antigens for therapeutic vaccination. We reported that mice subcutaneously (s.c.) immunized once with an adjuvanted HPV 16 E7 polypeptide vaccine harbored high E7-specific IFN-γ secreting CD8 Τ cells in their lymphoid organs and more importantly in the GM. In addition, the lack of correlation between specific responses measured in the periphery with those measured in the GM highlighted the necessity and relevance to determine the immune responses locally where HPV 16-induced lesions develop. Whether a mucosal route of immunization is better to treat/regress genital infections/tumors than parenteral immunization is still debated. Our data shows that although similar E7-specific IFN-γ secreting CD8 Τ cells responses were measured in the GM upon mucosal routes of E7 vaccine delivery (nasal and vaginal immunizations), only the s.c immunization was able to regress at least all genital tumors in mice. To further increase the vaccine-specific responses in the GM, immunostimulatory agents were i.vag administrated after vaccination. We demonstrated that a single i.vag application of toll like receptor (TLR) agonists after a s.c. E7 vaccination induced a significant increase of E7-specific IFN-γ secreting CD8 Τ cells in the GM. More precisely, regarding CpG and Poly l:C, the effect is most probably associated with a local attraction of total CD8 Τ cells and secondly depends on TLR9 and TLR3/Mda5 signaling pathways, respectively. Finally, this combinatorial strategy induced tumor regression in mice harboring large genital tumors, suggesting that such an immunotherapy could be adequate to treat HPV-induced lesions in women.