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Serum Antibody Titers of Measles and Rubella among Japanese Children 日本儿童麻疹和风疹血清抗体滴度分析
疫苗(英文) Pub Date : 2015-10-30 DOI: 10.4236/WJV.2015.54017
Y. Tsuji, C. Karasawa
{"title":"Serum Antibody Titers of Measles and Rubella among Japanese Children","authors":"Y. Tsuji, C. Karasawa","doi":"10.4236/WJV.2015.54017","DOIUrl":"https://doi.org/10.4236/WJV.2015.54017","url":null,"abstract":"Background: The rubella outbreak in Japan has not yet been eliminated. In particular, an outbreak of congenital rubella syndrome has recently become a public health problem in Japan. The World Health Organization has set an elimination target of 2015 for measles in Japan. However, an outbreak of measles occurred in Japan between 2007 and 2008. Starting in April 2006, the measles and rubella vaccines were administered twice, once when a child reached 1 year old and once when the child was 5 - 6 years old (just before starting elementary school). Between October of 1978 and 2006, children were vaccinated only once for measles and rubella. Design: During the study enrollment period (2011-2013), the serum antibody titers of measles and rubella were measured in pediatric patients (n = 163) in the Tokyo Takanawa Hospital. Results: The prevalence rates of the two diseases indicated that only one vaccination was insufficient to protect against infection. Conclusions: Our studies have determined that it was important to vaccinate children twice for measles and rubella during early infancy.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895842","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Immune Response after Hepatitis B Vaccination among Egyptian Medical Students in Nile Delta 尼罗河三角洲地区埃及医学生接种乙肝疫苗后的免疫反应
疫苗(英文) Pub Date : 2015-07-20 DOI: 10.4236/WJV.2015.53015
Reem Elmaghlob, Gamal El Didamony, Ashraf Elbahrawy, A. Abdallah, M. Hemida, A. Elwassief, M. Ali, Ahmed Alashker, A. Mohammad, M. Morsy, Hafez Abdelhafeez
{"title":"Immune Response after Hepatitis B Vaccination among Egyptian Medical Students in Nile Delta","authors":"Reem Elmaghlob, Gamal El Didamony, Ashraf Elbahrawy, A. Abdallah, M. Hemida, A. Elwassief, M. Ali, Ahmed Alashker, A. Mohammad, M. Morsy, Hafez Abdelhafeez","doi":"10.4236/WJV.2015.53015","DOIUrl":"https://doi.org/10.4236/WJV.2015.53015","url":null,"abstract":"Background: Early promotion of hepatitis B (HB) vaccination among health care workers is an important component of the HBV infection control. No available data assess immune response of HB vaccination among Egyptian medical students. Objective: we conducted this study to evaluate the immune response among medical students after completion of their vaccination schedule. Methods: A total of 150 Egyptian medical students were included. Three doses of recombinant HB vaccine had been administered to all participating students at 0, 1 and 6 months. Antibody to hepatitis B surface antigen (Anti-HBs) titers, hepatitis B surface antigen (HBsAg), and total antibody to hepatitis B core antigen (anti-HBc) were measured by enzyme immunoassay, 1 to 2 months after completion of vaccination course. Results: Among 150 students included, the mean age was 22.4 ± 1.7 years (range 18 - 28 years). Fifty nine (39.4%) were males and 91 (60.6%) were females. All students have anti-HBs levels more than 100 IU/L. The mean anti-HBs of included students was 8994.2 ± 6373.1 IU/L. There was no significant difference of anti-HBs levels regarding age, sex, residence or body mass index distribution. Conclusion: Early HB vaccination of health care workers is associated with good immune response and should be encouraged.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-07-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895663","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
T Regulatory Cells and BCG as a Vaccine against Tuberculosis: An Overview T调节细胞和卡介苗作为结核病疫苗的研究综述
疫苗(英文) Pub Date : 2015-04-16 DOI: 10.4236/WJV.2015.52012
O. Parkash
{"title":"T Regulatory Cells and BCG as a Vaccine against Tuberculosis: An Overview","authors":"O. Parkash","doi":"10.4236/WJV.2015.52012","DOIUrl":"https://doi.org/10.4236/WJV.2015.52012","url":null,"abstract":"Bacille Calmette Guerin (BCG), which has been used since 1921 as the only vaccine against tuber-culosis (TB), protects poorly, if at all, against pulmonary tuberculosis among adults in high incident developing countries. This failure has been attributed to the possible down modulating action of T regulatory cells (Tregs), which can be stimulated by environmental mycobacteria and expanded by BCG vaccination. Tregs induced at the site of BCG vaccination may interfere with protection against tuberculosis. This communication describes the contribution of Tregs towards dampening the efficacy of BCG and plausible approaches to countering this down modulating effect of Tregs. Probably, antigen specific inhibition of the local recruitment of Tregs whilst avoiding generalised disturbance of immune homeostasis could prove to be worthwhile. Alternatively, drugs with short half life may achieve more acceptable transient inhibition of Tregs function than the prolonged action of monoclonal antibodies. Evolving novel safe strategies is a challenge for developing a better anti TB vaccine.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895605","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Impact of Seven Valent Pneumococcal Conjugate Vaccine on Nasopharyngeal Carriage in Young Children in Okinawa, Japan 七价肺炎球菌结合疫苗对日本冲绳幼儿鼻咽携带的影响
疫苗(英文) Pub Date : 2015-04-16 DOI: 10.4236/WJV.2015.52011
H. Akeda, B. Chang, Y. Nakamura, H. Hamabata, Kenji Ameku, T. Toma, Eiichi Tamanaha, M. Ohnishi
{"title":"Impact of Seven Valent Pneumococcal Conjugate Vaccine on Nasopharyngeal Carriage in Young Children in Okinawa, Japan","authors":"H. Akeda, B. Chang, Y. Nakamura, H. Hamabata, Kenji Ameku, T. Toma, Eiichi Tamanaha, M. Ohnishi","doi":"10.4236/WJV.2015.52011","DOIUrl":"https://doi.org/10.4236/WJV.2015.52011","url":null,"abstract":"In Japan, the heptavalent pneumococcal conjugate vaccine (PCV7) became available in February 2010 and was subsidized by the national funding system from May 2011 in Okinawa, after which it was incorporated into the national immunization practice (NIP) in April 2013 using a 3 + 1 schedule for all infants. We conducted an annual survey in 2012 to determine the effect of PCV7 on nasopharyngeal colonization by pneumococcal serotypes and to analyze the risk factors for colonization in infants. Nasopharyngeal swabs for pneumococcal isolation and serotyping were obtained from infant 2 to 22 months of age before and after PCV7 immunization among 4 clinics in Okinawa, Japan. Between January 2012 and December 2012, nasopharyngeal swabs for bacterial cultures were obtained among 782 infants aged 2 to 22 months old and demographic data was obtained among 725 participant infants. Among the 725 evaluable infants, 193 pneumococcal strains were detected in 180 infants for an overall nasopharyngeal carriage of 24.8%. The main capsular serotypes isolated were 6C (16.1%), 19A (12.4%) and 15B (9.8%). Carriage of PCV7 serotypes accounted for 21.8% (42/193). The result of multivariate data analysis showed the pneumococcal carriage rate of non-PCV7 serotypes was significantly (P < 0.001) high in infant with siblings and daycare attendance. On the other hand, the result of multivariate data analysis showed that carriage rate of PCV7 serotype had only significantly high risk in infant with siblings and did not have a significant risk dependent on age and daycare attendance. Carriage PCV7 serotypes increased in the presence of other siblings, while PCV7 vaccination was shown to eliminate daycare attendance as a risk. The results of this study demonstrates that PCV7 vaccination decrease the overall nasopharyngeal carriage of PCV7 serotypes in vaccinated children including children at risk such as children attending day-care centers.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895581","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
HER2-Specific Vaccines for HER2-Positive Breast Cancer Immunotherapy her2阳性乳腺癌免疫治疗的her2特异性疫苗
疫苗(英文) Pub Date : 2015-04-16 DOI: 10.4236/WJV.2015.52013
M. Omabe, Shahid Ahmed, A. Sami, Yufeng Xie, M. Tao, J. Xiang
{"title":"HER2-Specific Vaccines for HER2-Positive Breast Cancer Immunotherapy","authors":"M. Omabe, Shahid Ahmed, A. Sami, Yufeng Xie, M. Tao, J. Xiang","doi":"10.4236/WJV.2015.52013","DOIUrl":"https://doi.org/10.4236/WJV.2015.52013","url":null,"abstract":"Anti-human epidermal growth factor receptor-2 (HER2) immunization can be elicited by vaccination with DNA encoding the extra- or intra-cellular domain (ECD or ICD) of HER2, naked or encap-sulated in viral vectors. HER2-peptides derived from ECD or ICD of HER2, and HER2-pulsed dendritic cells (DCs) or engineered DCs expressing HER2, respectively. We performed a computer- based literature search which includes but is not limited to the following keywords: breast cancer, immunotherapy, HER2-peptide vaccine, HER2-DNA vaccine, HER-DC vaccine, HER2 vaccine, and HER2/neu, in PubMed, Medline, EMBO and Google Scholar; data from recently reported clinical trials were also included. Drawing upon this synthesis of literature, this work summarizes the de-velopment and current trend in experimental and clinical investigations in HER2-positive breast cancer using HER2-specific vaccine and immunotherapy, focusing especially on: (i) DNA-; (ii) peptide-; and (iii) DC-based vaccines. It addresses interventions that have been applied to overcome immunotolerance thereby to improve treatment outcomes. These include blocking the inhibitory cytotoxic T lymphocyte-associated protein-4 (CTLA-4), which is expressed at high levels by regulatory T (Treg) cells, or complete Treg depletion to improve T-cell activation. Moreover, modulatory interventions can provide further improvement in the efficacy of HER2-specific vaccine. The interventions include the use of immunogenic adjuvants such as cytokines interleukin-12 (IL-12), tumor necrosis factor (TNF)-α and granulocyte-macrophage colony-stimulating factor (GM-CSF), the use of Toll-like receptor (TLR) ligands and tetanus toxin’s universal epitopes such as the CD4+ help T (Th)-epitope P30, and the use of either chimeric or heterogenous xenogeneic HER2. Combining active HER2-vaccination with adoptive trastuzumab antibody immunotherapy is likely to increase the effectiveness of each approach alone. The development of effective HER2-vaccines for breast cancer remains a critical challenge. Though these novel interventions seem promising, further investigation is still needed since the results are preliminary. Furthermore, the review discusses the challenges and future perspectives in HER2-vaccine research and development.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895629","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
High Immunization Coverage but Delayed Immunization Reflects Gaps in Health Management Information System (HMIS) in District Kangra, Himachal Pradesh, India—An Immunization Evaluation 印度喜马偕尔邦康格拉地区免疫覆盖率高但免疫延迟反映了卫生管理信息系统(HMIS)的差距
疫苗(英文) Pub Date : 2015-04-16 DOI: 10.4236/WJV.2015.52009
R. Sood, Anjali Sood, O. Bharti, V. Ramachandran, Archana Phull
{"title":"High Immunization Coverage but Delayed Immunization Reflects Gaps in Health Management Information System (HMIS) in District Kangra, Himachal Pradesh, India—An Immunization Evaluation","authors":"R. Sood, Anjali Sood, O. Bharti, V. Ramachandran, Archana Phull","doi":"10.4236/WJV.2015.52009","DOIUrl":"https://doi.org/10.4236/WJV.2015.52009","url":null,"abstract":"Background: Complete and timely childhood immunization is one of the most cost-effective interventions in improving child survival in developing countries. Computerized HMIS has been recently introduced to collect aggregated data on service beneficiaries in Himachal Pradesh. HMIS provides coverage estimates for immunization while information on timeliness is currently not available. Hence we conducted a study to validate coverage and assess the timeliness of immunization in Kangra District of Himachal Pradesh. We surveyed mothers (224) of children aged 12 - 23 months (as on January 2008) and selected 32 clusters in the district between January and March 2008. Design/Methods: We conducted a cross sectional survey and selected 32 clusters by probability proportional to size method whereas seven eligible children per cluster were randomly selected. We interviewed mothers using a structured interview schedule, examined immunization card & looked for Bacillus Calmette Guierre (BCG) Scar. Vaccination after 30 days from national schedule was considered “delayed”. We computed proportions of children completely immunized, immunization delayed, frequency of reasons for delay and 95% Confidence Interval (CI) for significance of associated factors. We conducted a case control analysis of factors associated with timely immunization by taking timely immunized children as cases and delayed immunized ones as controls. Results/Outcome: Reported coverage was universal (100%). Validated full immunization coverage was 94.2% by card/record & 99% by history. Only 29.5% (CI = 20.6% - 37.4%) of children were fully immunized as per schedule (delay less than 30 days). Median delay was 21 days for BCG, 28 days for Diptheria Pertussis Tetanus (DPT 3) and 25 days for measles. Among those with delayed vaccinations, reasons were forgetfulness (36%), lack of correct knowledge (27%) & mother gone to parents’ home (27%) & insufficient children in a camp to open full dose BCG vial (22%). Our case control analysis of timely vaccinated versus delayed vaccination revealed that “precall” (reminder) was significantly [OR = 0.1, CI = 0.2 - 0.5] protective against delayed vaccination. Logistic Regression of delay > 30 days revealed that having returned unimmunized from immunization camp earlier due to insufficient children to open vaccine vial (because of high wastage factor) was significantly associated with delayed immunization (p = 0.0000), while knowledge of date of immunization camp was significantly protective from delayed immunization (p = 0.0026). 68% of the children were having at least one immunization delayed over 30 days from recommended schedule, while the proportion of children whose immunization was delayed by over 90 days was 9.4%. Conclusions: Validated field coverage estimates are lower than reported which can be due to inclusion of children of migrants in numerator & not in the denominator. High proportion of children (>70%) were delayed, suggesting implications for WH","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895681","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 14
Multinational Measles Outbreak in Post-Elimination Era, Involves Three Countries of North America and a European Country in a Short Transmission Chain 消除后时代的多国麻疹疫情,涉及北美三个国家和欧洲一个国家短传播链
疫苗(英文) Pub Date : 2015-04-16 DOI: 10.4236/WJV.2015.52010
C. Ruíz-Matus, L. Suárez-Idueta, Ilse Herbas-Rocha, J. Díaz-Ortega, Edith Cruz-Ramírez, Abraham Ramírez-Jurado, I. López-Martínez, José Cruz Rodríguez-Martínez, J. A. Díaz-Quiñónez
{"title":"Multinational Measles Outbreak in Post-Elimination Era, Involves Three Countries of North America and a European Country in a Short Transmission Chain","authors":"C. Ruíz-Matus, L. Suárez-Idueta, Ilse Herbas-Rocha, J. Díaz-Ortega, Edith Cruz-Ramírez, Abraham Ramírez-Jurado, I. López-Martínez, José Cruz Rodríguez-Martínez, J. A. Díaz-Quiñónez","doi":"10.4236/WJV.2015.52010","DOIUrl":"https://doi.org/10.4236/WJV.2015.52010","url":null,"abstract":"Background: Four measles cases in Canada and one in the United States are linked to international importation of measles in Playa del Carmen, Quintana Roo, Mexico. Objective: To describe characteristics of transmission and not spillover to local population in Mexico. Material and Methods: The outbreak investigation was based on active search of cases and in the rapid monitoring of vaccination coverage in children aged 1 - 7 years old. Laboratory confirmation by Enzyme-Linked Immunosorbent Assay (ELISA) and molecular detection by Reverse Transcriptase-Polymerase Chain Reaction (RT-PCR) assay in throat swab and urine were done. Results: One transmission chain with three generations of cases was identified. The primary case was a 9-year-old boy who was infected in Wales, UK. His sisters aged 7 and 15 years old respectively, were the first generation of cases in Mexico. The second generation was related to the imported cases, and affected two Canadian tourists and an American woman aged 39 years old. A third generation occurred in Canada and affected an infant of 15 months of age and his sister aged 4 years old. The genotype D8 which was circulating in UK was identified in these patients. One probable case was detected in Quintana Roo, but was discarded by laboratory testing. The coverage with at least one dose of Measles-Mumps-Rubella (MMR) vaccine ranged from 95% to 99.5%. Conclusion: International travelers with no history of vaccination are at risk of acquiring measles even in countries that have interrupted endemic transmission. The high immunization coverage of measles containing vaccine could explain the absence of cases in Mexican population. Highlights: Multinational measles outbreak in a country without endemic transmission. The findings exhibit the importance of immunization in international travelers in the post-elimination era.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895444","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Humoral Immune Response of Immunized Sows with Recombinant Proteins of Enterotoxigenic Escherichia coli 产肠毒素大肠杆菌重组蛋白免疫母猪的体液免疫反应
疫苗(英文) Pub Date : 2015-01-20 DOI: 10.4236/WJV.2015.51008
D. A. Pereira, C. Silva, M. Ono, O. Vidotto, M. C. Vidotto
{"title":"Humoral Immune Response of Immunized Sows with Recombinant Proteins of Enterotoxigenic Escherichia coli","authors":"D. A. Pereira, C. Silva, M. Ono, O. Vidotto, M. C. Vidotto","doi":"10.4236/WJV.2015.51008","DOIUrl":"https://doi.org/10.4236/WJV.2015.51008","url":null,"abstract":"Enteric disorders in pigs are related to the fimbriae F4 (K88), F5 (K99), F6 (987P), F41 and F18 of enterotoxigenic Escherichia coli (ETEC). Immunization of sows with adhesins is important to stimulate the production of antibodies and the consequent transfer of these to the piglets via colostrum to prevent diarrhea during the neonate period and after weaning. The objective of this study was to evaluate the immune response of the sows immunized with recombinant ETEC proteins (F4, F5, F6, F18 and F41). The immune response of the sows immunized with the recombinant proteins was compared with a commercial vaccine containing ETEC bacterins. The study was performed on a commercial farm and included nine pregnant sows divided into three groups: G1 was vaccinated with recombinant proteins (n = 3); G2 was vaccinated with the commercial vaccine (n = 3); and G3 was vaccinated with sterile buffered saline (PBS) (n = 3). All the sows were fed a balanced diet without antibiotics and water ad libitum. The recombinant fimbriae stimulated the specific humoral immune response of the immunized sows. There was a statistically significant increase in the levels of antibodies to the fimbriae F4 (K88), F5 (K99), F6 (987P) and F18 in the sows vaccinated with the recombinant proteins compared with the control group. The colostrum IgG titers for all fimbriae in all the immunized sows were significantly increased compared to the control group. Additionally, all the piglets exhibited significantly increased antibody levels relative to all fimbriae when compared with those in the unimmunized control group, demonstrating successful antibody transfer via colostrum of the sows to the piglets.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895819","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Successes, Challenges and Lessons Learned in Accelerating Introduction of Rotavirus Immunisation in Zambia 在赞比亚加快轮状病毒免疫接种的成功、挑战和经验教训
疫苗(英文) Pub Date : 2015-01-20 DOI: 10.4236/WJV.2015.51006
R. Chilengi, Cheryl Rudd, C. Bolton, B. Guffey, P. Masumbu, J. Stringer
{"title":"Successes, Challenges and Lessons Learned in Accelerating Introduction of Rotavirus Immunisation in Zambia","authors":"R. Chilengi, Cheryl Rudd, C. Bolton, B. Guffey, P. Masumbu, J. Stringer","doi":"10.4236/WJV.2015.51006","DOIUrl":"https://doi.org/10.4236/WJV.2015.51006","url":null,"abstract":"Introduction: Under five mortality in Zambia is unacceptably high and diarrhoea is the third leading contributor. The Programme for Awareness and Elimination of Diarrhoea (PAED) sought to support the government to accelerate the introduction of new vaccines, including the pneumococcal, second dose measles and rotavirus vaccines in Zambia. Here we present our approach, progress and lessons learned in two years of the programme. Stakeholder Engagement: Definite commitment and buy-in and sign off by the MOH were fundamental prerequisites. National and international stakeholders including the Inter Agency Coordinating Committee (ICC), GAVI Alliance, WHO, University Teaching Hospital, Paediatrics Association of Zambia, and UNICEF were engaged for stakeholder buy-in and integration. Progress made: Following successful integration, PAED was officially launched in January 2012. Preparatory work done included: Introduction and acceptance of the PAED agenda in ICC, new vaccines proposal to GAVI, resource mobilisation, Effective Vaccine Management implementation, national cold chain scale-up strategy, vaccine orientation and adapted data collection tools, health worker training, step-wise vaccine introduction to Lusaka province districts and finally national roll-out of the rotavirus vaccine immunisation. Between January 2011 and November 2013, over 270,000 vaccine doses were distributed in Lusaka province. When 94,500 infants were fully immunised, adequate preparations had been made to facilitate national launch of rotavirus immunisations countrywide on 27th November 2013. Discussion: The PAED model was successful at resource mobilization; it has demonstrated how private sector can contribute to new vaccine introduction. Lessons learned from this model can be replicated in other countries with similar need and constraints.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895223","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 17
Immunizing Vulnerable Populations Like Rag Pickers, Garbage Collectors, Municipality Workers and Newspaper Hawkers against Rabies in Shimla Municipality, HP, India 为印度希姆拉市的弱势群体,如拾荒者、垃圾收集者、市政工作人员和报贩接种狂犬病疫苗
疫苗(英文) Pub Date : 2015-01-20 DOI: 10.4236/WJV.2015.51003
O. Bharti
{"title":"Immunizing Vulnerable Populations Like Rag Pickers, Garbage Collectors, Municipality Workers and Newspaper Hawkers against Rabies in Shimla Municipality, HP, India","authors":"O. Bharti","doi":"10.4236/WJV.2015.51003","DOIUrl":"https://doi.org/10.4236/WJV.2015.51003","url":null,"abstract":"Background: Rabies is a zoonotic disease and many vulnerable sections like rag pickers and municipality workers neglect animal bites due to ignorance of their potential deadly outcomes. Stray dogs abound in garbage pits and this population is exposed to their attacks. It should be a mandate for municipalities to help protect their sanitary workforce, especially rag pickers, from deadly infectious diseases such as Rabies, Hepatitis-B, HIV, Tetanus etc. Objectives: Objective of this study was to study methods to provide pre-exposure Rabies vaccination for such highly exposed populations by engaging them and understanding their perception of this disease through a constant dialogue with them. Methods: We started by engaging with the rag pickers to know how best to entice them to get themselves immunized. We then attempted to search literature for the most practical methods likely to succeed in reducing risk of rabies deaths in this population. Results: WHO approved 3 injections of 0.1 ml tissue culture vaccine on days 0, 7 and 21 were tried but were shown to result in many dropouts among rag pickers for repeat injections. We then followed a method where 0.1 ml of rabies vaccine was injected at 4 different anatomical sited in one setting. This proved acceptable and relatively inexpensive. A small number of subjects were studied by determination of neutralizing antibody by RFFIT, which proved immunogenic having anamnestic response on boosters given single IM or at 4 sites ID subsequently, implying that short schedule rabies pre-exposure vaccination can be done in high risk groups and may save lives if applied to the poorest that are highly exposed.","PeriodicalId":57190,"journal":{"name":"疫苗(英文)","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70895296","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
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