Trickle or clumped infection process? A stochastic model for the infection process of the parasitic roundworm of humans, Ascaris lumbricoides

International Journal for Parasitology

Volumn 40, Issue 12, 2010, Pages 1381-1388

  Walker, Martin ^a   Hall, Andrew ^b   Basáñez, María Gloria ^a  

^a IMPERIAL COLLEGE LONDON   (United Kingdom)

^b UNIVERSITY OF WESTMINSTER   (United Kingdom)

Author keywords

Ascaris lumbricoides; Clumped infection; Immigration death model; Intraclass correlation coefficient; Size distribution; Stochastic simulation

Indexed keywords

COMPUTER SIMULATION; CORRELATION; HETEROGENEITY; HOST-PARASITE INTERACTION; NEMATODE; NUMERICAL MODEL; PARASITE RESISTANCE; PARASITOLOGY; POPULATION DYNAMICS; SIZE DISTRIBUTION; STOCHASTICITY;

ARTICLE; ASCARIASIS; ASCARIS LUMBRICOIDES; BODY SIZE; CONTROLLED STUDY; CORRELATION COEFFICIENT; HOST PARASITE INTERACTION; PARASITE TRANSMISSION; PATHOPHYSIOLOGY; POPULATION DYNAMICS; SIMULATION; STATISTICAL ANALYSIS; STOCHASTIC MODEL;

ANIMALS; ASCARIASIS; ASCARIS LUMBRICOIDES; FEMALE; HOST-PARASITE INTERACTIONS; HUMANS; MALE; MODELS, BIOLOGICAL;

BANGLADESH; DHAKA [BANGLADESH];

ASCARIS LUMBRICOIDES; NEMATODA; VERMES;

EID: 77956515400     PISSN: 00207519     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijpara.2010.07.001     Document Type: Article

References (39)

1. Abdi Y.A., Gustaffson L.L., Ericson O., Helgren U. Handbook of Drugs for Tropical Parasitic Infections 1995, Taylor and Francis, London.
2. Anderson R.M., Gordon D.M. Processes influencing the distribution of parasite numbers within host populations with special emphasis on parasite-induced host mortalities. Parasitology 1982, 85:373-398.
3. Anderson R.M., May R.M. Herd immunity to helminth infection and implications for parasite control. Nature 1985, 315:493-496.
4. Anderson R.M., May R.M. Infectious Diseases of Humans. Dynamics and Control 1992, Oxford University Press, Oxford.
5. Berding C., Keymer A.E., Murray J.D., Slater A.F. The population dynamics of acquired immunity to helminth infection. J. Theor. Biol. 1986, 122:459-471.
6. Cornell S.J., Isham V.S., Grenfell B.T. Drug-resistant parasites and aggregated infection-early-season dynamics. J. Math. Biol. 2000, 41:341-360.
7. Cornell S.J., Isham V.S., Smith G., Grenfell B.T. Spatial parasite transmission, drug resistance, and the spread of rare genes. Proc. Nat. Acad. Sci. USA 2003, 100:7401-7405.
8. Crompton D.W.T. Biology of Ascaris lumbricoides. Ascariasis and its Prevention and Control 1989, 9-44. Taylor and Francis, London. D.W.T. Crompton, Z.S. Pawlowski, M.C. Nesheim (Eds.).
9. Crowder M.J. Beta-binomial ANOVA for proportions. Appl. Stat. 1978, 27:34-37.
10. Dezfuli B.S., Volponi S., Beltrami I., Poulin R. Intra- and interspecific density-dependent effects on growth in helminth parasites of the cormorant, Phalacrocorax. Parasitology 2002, 124:537-544.
11. Fleiss J.L., Cuzick J. The reliability of dichotomous judgements: unequal numbers of judges per subject. Appl. Psych. Meas. 1979, 3:537-542.
12. Gemmill A.W., Skorping A., Read A.F. Optimal timing of first reproduction in parasitic nematodes. J. Evol. Biol. 1999, 12:1148-1156.
13. Grenfell B.T., Dietz K., Roberts M.G. Modeling the immuno-epidemiology of macroparasites in wildlife host populations. Ecology of Infectious Diseases in Natural Populations 1995, Cambridge University Press, Cambridge.
14. Grenfell B.T., Wilson K., Isham V.S., Boyd H.E.G., Dietz K. Modelling patterns of parasite aggregation in natural populations: trichostrongylid nematode-ruminant interactions as a case study. Parasitology 1995, 111S:S135-S151.
15. Hall A., Anwar K.S., Tomkins A.M. Intensity of reinfection with Ascaris lumbricoides and its implications for parasite control. Lancet 1992, 339:1253-1257.
16. Herbert J., Isham V. Stochastic host-parasite interaction models. J. Math. Biol. 2000, 40:343-371.
17. Isham V. Stochastic models of host-macroparasite interaction. Ann. Appl. Prob. 1995, 5:720-740.
18. Keiser J., Utzinger J. Efficacy of current drugs against soil-transmitted helminth infections. J. Am. Med. Assoc. 2008, 299:1937-1948.
19. Kirkwood B.R., Sterne J.A.C. Essential Medical Statistics 2003, Blackwell Science, Oxford. second ed.
20. Lynch P.A., Grimm U., Read A.F. How will public and animal health interventions drive life-history evolution in parasitic nematodes?. Parasitology 2008, 135:1599-1611.
21. Michael E., Bundy D.A.P. Density dependence in establishment, growth and worm fecundity in intestinal helminthiasis: the population biology of Trichuris muris (Nematoda) infection in CBA/Ca mice. Parasitology 1989, 98:451-458.
22. Monzon R.B., Cabrera B.D., Cruz A.C., Baltazar J.C. The "crowding effect" phenomenon in Ascaris lumbricoides. Southeast Asian J. Trop. Med. Public Health 1990, 21:580-585.
23. Morand S., Poulin R. Optimal time to patency in parasitic nematodes: host mortality matters. Ecol. Lett. 2000, 3:186-190.
24. O'Lorcain P., Holland C.V. The public health importance of Ascaris lumbricoides. Parasitology 2000, 121:S51-S71.
25. Pacala S.W., Dobson A.P. The relationship between the number of parasite/host and host age: population dynamic causes and maximum likelihood estimation. Parasitology 1988, 96:197-210.
26. Prentice R.L. Binary regression using an extended beta-binomial distribution, with discussion of correlation induced by covariate measurement errors. J. Am. Stat. Assoc. 1986, 81:321-327.
27. Pritchard D.I., Quinnell R.J., Walsh E.A. Immunity in humans to Necator americanus: IgE, parasite weight and fecundity. Parasite Immunol. 1995, 17:71-75.
28. Ridout M.S., Demétrio C.G., Firth D. Estimating intraclass correlation for binary data. Biometrics 1999, 55:137-148.
29. Skorping A., Read A.F. Drugs and parasites: global experiments in life history evolution?. Ecol. Lett. 1998, 1:10-12.
30. Smith G., Grenfell B.T., Isham V., Cornell S. Anthelmintic resistance revisited: under-dosing, chemoprophylactic strategies, and mating probabilities. Int. J. Parasitol. 1999, 29:77-91.
31. Stear M., Bairden K., Bishop S.C. How hosts control worms. Nature 1997, 389:27.
32. Stear M.J., Strain S., Bishop S.C. Mechanisms underlying resistance to nematode infection. Int. J. Parasitol. 1999, 29:51-56.
33. Tallis G.M., Leyton M. Stochastic models of populations of helminthic parasites in the definitive host. I. Math. Biosci. 1969, 4:39-48.
34. Tompkins D.M., Hudson P.J. Regulation of nematode fecundity in the ring-necked pheasant (Phasianus colchicus): not just density dependence. Parasitology 1999, 118:417-423.
35. Viney M.E., Steer M.D., Wilkes C.P. The reversibility of constraints on size and fecundity in the parasitic nematode Strongyloides ratti. Parasitology 2006, 133:477-483.
36. Walker M., Hall A., Anderson R.M., Basáñez M.G. Density-dependent effects on the weight of female Ascaris lumbricoides infections of humans and its impact on patterns of egg production. Parasites & Vectors 2009, 2:11.
37. Walker M., Hall A., Basáñez M.G. Trickle or clumped infection process? An analysis of aggregation in the weights of the parasitic roundworm of humans, Ascaris lumbricoides. Int. J. Parasitol. 2010, 40:1381-1388.
38. Wilkes C.P., Thompson F.J., Gardner M.P., Paterson S., Viney M.E. The effect of the host immune response on the parasitic nematode Strongyloides ratti. Parasitology 2004, 128:661-669.
39. Woolhouse M.E.J. A theoretical framework for the immunoepidemiology of helminth infection. Parasite Immunol. 1992, 14:563-578.