Stochastic Simulation of Endemic Salmonella enterica Serovar Typhi: The Importance of Long Lasting Immunity and the Carrier State

PLoS ONE

Volumn 8, Issue 9, 2013, Pages

  Saul, Allan ^a   Smith, Tom ^b,c   Maire, Nicolas ^b,c  

^a NOVARTIS VACCINES AND DIAGNOSTICS   (Italy)

^b SWISS TROPICAL AND PUBLIC HEALTH INSTITUTE   (Switzerland)

^c UNIVERSITY OF BASEL   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

ADOLESCENT; ADULT; AGE DISTRIBUTION; AGED; ARTICLE; BACTERIAL TRANSMISSION; BACTERIUM CARRIER; CHILD; ENVIRONMENTAL EXPOSURE; ENVIRONMENTAL FACTOR; HEALTH BEHAVIOR; HEALTH PROGRAM; HUMAN; IMMUNITY; INFANT; INFECTION CONTROL; PRESCHOOL CHILD; PROBABILITY; SALMONELLA TYPHI; SCHOOL CHILD; SENSITIVITY ANALYSIS; SIMULATION; STOCHASTIC MODEL; TYPHOID FEVER; VACCINATION;

ADOLESCENT; ADULT; AGED; ALGORITHMS; CARRIER STATE; CHILD; CHILD, PRESCHOOL; COMPUTER SIMULATION; EPIDEMICS; FEMALE; HUMANS; INFANT; INFANT, NEWBORN; MALE; MIDDLE AGED; MODELS, STATISTICAL; RISK FACTORS; SALMONELLA TYPHI; SEASONS; STOCHASTIC PROCESSES; TYPHOID FEVER; TYPHOID-PARATYPHOID VACCINES; YOUNG ADULT;

EID: 84883821613     PISSN: None     EISSN: 19326203     Source Type: Journal    
DOI: 10.1371/journal.pone.0074097     Document Type: Article

References (32)

1. Hornick RB, Greisman SE, Woodward TE, Dupont HL, Dawkins AT, et al. (1970) Typhoid fever: pathogenesis and immunologic control. 2. N Engl J Med 283: 739-746.
2. Marmion DE, Naylor GR, Stewart IO, (1953) Second attacks of typhoid fever. J Hyg (Lond) 51: 260-267.
3. Anon (2008) Typhoid vaccines: WHO position paper. Wkly Epidemiol Rec 83: 49-59.
4. Podda A, Saul AJ, Arora R, Bhutta Z, Sinha A, et al. (2010) Conjugate vaccines for enteric fever: proceedings of a meeting organized in New Delhi, India in 2009. J Infect Dev Ctries 4: 404-411.
5. van Damme P, Kafeja F, Anemona A, Basile V, Hilbert AK, et al. (2011) Safety, immunogenicity and dose ranging of a new Vi-CRM197 conjugate vaccine against typhoid fever: randomized clinical testing in healthy adults. PLoS One 6: e25398.
6. Kossaczka Z, Lin FY, Ho VA, Thuy NT, Van BP, et al. (1999) Safety and immunogenicity of Vi conjugate vaccines for typhoid fever in adults, teenagers, and 2- to 4-year-old children in Vietnam. Infect Immun 67: 5806-5810.
7. Cvjetanovic B, Grab B, Uemura K, (1971) Epidemiological model of typhoid fever and its use in the planning and evaluation of antityphoid immunization and sanitation programmes. Bull World Health Organ 45: 53-75.
8. Lauria DT, Maskery B, Poulos C, Whittington D, (2009) An optimization model for reducing typhoid cases in developing countries without increasing public spending. Vaccine 27: 1609-1621.
9. Adjuik M, Smith T, Clark S, Todd J, Garrib A, et al. (2006) Cause-specific mortality rates in sub-Saharan Africa and Bangladesh. Bull World Health Organ 84: 181-188.
10. United Nations, Department of Economic and Social Affairs. Population division (2013) World Population Prospects, the 2012 Revision. http://esa.un.org/unpd/wpp/Excel-Data/population.htm. Accessed: 6-8-2013.
11. Hornick RB, Greisman SE, Woodward TE, Dupont HL, Dawkins AT, et al. (1970) Typhoid fever: pathogenesis and immunologic control. N Engl J Med 283: 686-691.
12. Klugman KP, Koornhof HJ, Robbins JB, Le Cam NN, (1996) Immunogenicity, efficacy and serological correlate of protection of Salmonella typhi Vi capsular polysaccharide vaccine three years after immunization. Vaccine 14: 435-438.
13. Saha SK, Baqui AH, Hanif M, Darmstadt GL, Ruhulamin M, et al. (2001) Typhoid fever in Bangladesh: implications for vaccination policy. Pediatr Infect Dis J 20: 521-524.
14. Siddiqui FJ, Rabbani F, Hasan R, Nizami SQ, Bhutta ZA, (2006) Typhoid fever in children: some epidemiological considerations from Karachi, Pakistan. Int J Infect Dis 10: 215-222.
15. Owais A, Sultana S, Zaman U, Rizvi A, Zaidi AK, (2010) Incidence of typhoid bacteremia in infants and young children in southern coastal Pakistan. Pediatr Infect Dis J 29: 1035-1039.
16. Chin KC, Simmonds EJ, Tarlow MJ, (1986) Neonatal typhoid fever. Arch Dis Child 61: 1228-1230.
17. Duggan MB, Beyer L, (1975) Enteric fever in young Yoruba children. Arch Dis Child 50: 67-71.
18. Sur D, von SL, Manna B, Dutta S, Deb AK, et al. (2006) The malaria and typhoid fever burden in the slums of Kolkata, India: data from a prospective community-based study. Trans R Soc Trop Med Hyg 100: 725-733.
19. Ferreccio C, Levine MM, Manterola A, Rodriguez G, Rivara I, et al. (1984) Benign bacteremia caused by Salmonella typhi and paratyphi in children younger than 2 years. J Pediatr 104: 899-901.
20. Sinha A, Sazawal S, Lackany A, Sood S, Reddaiah VP, et al. (1999) Typhoid fever in children aged less than 5 years. Lancet 354: 734-737.
21. Bhutta ZA, (1996) Impact of age and drug resistance on mortality in typhoid fever. Arch Dis Child 75: 214-217.
22. Lin FY, Vo AH, Phan VB, Nguyen TT, Bryla D, et al. (2000) The epidemiology of typhoid fever in the Dong Thap Province, Mekong Delta region of Vietnam. Am J Trop Med Hyg 62: 644-648.
23. Ochiai RL, Acosta CJ, Danovaro-Holliday MC, Baiqing D, Bhattacharya SK, et al. (2008) A study of typhoid fever in five Asian countries: disease burden and implications for controls. Bull World Health Organ 86: 260-268.
24. Bhutta ZA, Khan MI, Soofi SB, Ochiai RL, (2011) New advances in typhoid Fever vaccination strategies. Adv Exp Med Biol 697: 17-39.
25. Sur D, Ochiai RL, Bhattacharya SK, Ganguly NK, Ali M, et al. (2009) A cluster-randomized effectiveness trial of Vi typhoid vaccine in India. N Engl J Med 361: 335-344.
26. Regional Meterological Center Kolkata (2013) Climate of Kolkata at a Glance. http://www.imdkolkata.gov.in/tourist/kolkata_tourism_weather_info_1.pdf. Accessed: 6-8-2013.
27. Hens N, Ayele GM, Goeyvaerts N, Aerts M, Mossong J, et al. (2009) Estimating the impact of school closure on social mixing behaviour and the transmission of close contact infections in eight European countries. BMC Infect Dis 9: 187.
28. Karkey A, Arjyal A, Anders KL, Boni MF, Dongol S, et al. (2010) The burden and characteristics of enteric fever at a healthcare facility in a densely populated area of Kathmandu. PLoS One 5: e13988.
29. Chuttani CS, Vergese A, Sharma U, Singha P, Ray BG, (1971) Effectiveness of oral killed typhoid vaccine. Bull World Health Organ 45: 445-450.
30. Crump JA, Luby SP, Mintz ED, (2004) The global burden of typhoid fever. Bull World Health Organ 82: 346-353.
31. Levine MM, Black RE, Lanata C, (1982) Precise estimation of the numbers of chronic carriers of Salmonella typhi in Santiago, Chile, an endemic area. J Infect Dis 146: 724-726.
32. Gupta A, My Thanh NT, Olsen SJ, Sivapalasingam S, My Trinh TT, et al. (2006) Evaluation of community-based serologic screening for identification of chronic Salmonella typhi carriers in Vietnam. Int J Infect Dis 10: 309-314.