The genetics of host adaptation in the parasitic plant Striga hermonthica [PDF]
The obligately outbreeding root hemiparasite Striga hermonthica (Orobanchaceae)is a serious threat to subsistence agriculture in sub-Saharan Africa. Resistance to this parasite in its crop hosts, such as rice, sorghum and maize, is not common, and the ...
Pescott, Oliver
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Parasite variation and the evolution of virulence in a Daphnia-microparasite system [PDF]
Understanding genetic relationships amongst the life-history traits of parasites is crucial for testing hypotheses on the evolution of virulence. This study therefore examined variation between parasite isolates (the bacterium Pasteuria ramosa) from the ...
Little, T. J., Chadwick, W., Watt, K.
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Code to generate figures in "Host phenology can select for multiple stable parasite virulence strategies in obligate-killer ...
hanneloremac
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Life-history responses, transmission dynamics and epidemiology in a terrestrial gastropod infected with parasitic mites [PDF]
Parasites are known to influence the life-history of their hosts. A parasite-induced reduction in host fecundity and survival may lead to a reduced rate of increase in the host population.
Schüpbach, Hans Ulrich
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Ecological factors affect host-parasite coevolution [PDF]
Host-parasite interactions often fuel coevolutionary change. However, parasitism is one of a myriad of possible ecological interactions in nature. Biotic (e.g., predation) and abiotic (e.g., temperature) variation can amplify or dilute parasitism as a ...
Auld, Stuart +2 more
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Trophic structure in a seabird host-parasite food web: insights from stable isotope analyses [PDF]
Ecological studies on food webs rarely include parasites, partly due to the complexity and dimensionality of host-parasite interaction networks. Multiple co-occurring parasites can show different feeding strategies and thus lead to complex and cryptic ...
Gómez-Díaz Elena +3 more
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Role for parasite genetic diversity in differential host responses to Trypanosoma brucei infection [PDF]
The postgenomic era has revolutionized approaches to defining host-pathogen interactions and the investigation of the influence of genetic variation in either protagonist upon infection outcome.
C. Michael R. Turner +20 more
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São discutidos aspectos relacionados ao padrão comumente observado de distribuição agregada de parasitas na população-hospedeira. Geralmente observa-se que a maioria dos hospedeiros alberga poucos parasitas, enquanto que poucos hospedeiros albergam a ...
Claudio J. Von Zuben
doaj +1 more source
Modulation of NF-kappaB activation in Theileria annulata-infected cloned cell lines is associated with detection of parasite-dependent IKK signalosomes and disruption of the actin cytoskeleton [PDF]
Apicomplexan parasites within the genus <i>Theileria</i> have the ability to induce continuous proliferation and prevent apoptosis of the infected bovine leukocyte.
Weir, W. +8 more
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Heterogeneous host susceptibility enhances prevalence of mixed-genotype micro-parasite infections [PDF]
Dose response in micro-parasite infections is usually shallower than predicted by the independent action model, which assumes that each infectious unit has a probability of infection that is independent of the presence of other infectious units. Moreover,
Zwart, Mark P. +18 more
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