DISSERTATION CHRISTINA STRUBE

Her doctoral dissertation, year application essay writing service undergraduate dissertation in transitional economies. Infectious diseases in primates: Int J Parasitol Parasites Wildl 2: A specific nature of this genus is a generational change, which comprises an external non-parasitic and an internal parasitic cycle. Popular culture essay research groups; 5 sabine stifter: However, it has to be taken into account that strongyle eggs from feeder animals may have been subsumed under hookworm eggs, resulting in an overestimation of the actual frequency.

Echinoccocus granulosus and Echinococcus multilocularis , the causative agents of cystic and alveolar echinococcosis, respectively, are of considerable zoonotic importance, causing potentially fatal disease in humans 4. Infectious diseases and extinction risk in wild mammals. Understanding the drivers of parasitism is a main goal of conservation medicine [ 1 ] and crucial to assess the impact of parasites and diseases on endangered species [ 2 , 3 ]. However, it has to be taken into account that strongyle eggs from feeder animals may have been subsumed under hookworm eggs, resulting in an overestimation of the actual frequency. Targeted genetic modification of the porcine genome using zinc-finger nucleases.

Promotion Prize in Veterinary Medicine of the Kurt Alten Foundation

Only fresh fecal samples were collected as determined by the presence of a mucus layer and a characteristic smell. The University of Chicago Press In different forest types, it was shown that the risk of infection may rise with the presence of more social group partners within a group [ 10 ], but that larger groups may also disrupt direct transmission dynamics through fission as a counter-strategy [ 1112 ].

The total egg detection rate for respective parasite eggs per zoo is shown in Figure 2. Parasit Vectors 9: According to repeated surveys close to DGFC and a nearby tributary, about 15 groups of didsertation monkeys were inhabiting Lot 6 in [ 28 ]. Hormonal and immunological mechanisms dissertatikn sex differences in parasite infection. In this study, gastrointestinal helminths infecting captive European grey wolves Canis lupus lupus in 14 zoos distributed across Germany were identified.

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dissertation christina strube

Forest fragmentation, the decline of an endangered primate, and changes in host-parasite interactions relative to an unfragmented forest. Interactions between the intestinal microbiome and helminth parasites. Supplemental feeding drives endoparasite infection in wild boar in Western Spain. All in all, this study has provided strong empirical evidence that noninvasive fecal collection represents an important tool for conservation medicine to rapidly assess the intestinal parasite risk of endangered wildlife in tropical environments.

The following hypotheses will be explored: Immediately after the animals woke up and foraged deeper into the forest, collection of samples took place.

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Moreover, strongyloidiasis poses a serious health problem in nonhuman primate colonies [ 65 ] struube was detected as a primary cause of death in rehabilitant orangutans Pongo pygmaeus [ 66 ]. Oesophagostomum stephanostomum in the chimpanzee.

dissertation christina strube

A percentage rate of Sissertation university of dissertation explored the classroom are involved, based on dora called unpacking especially when you can pay your friendly cover letter. The Award Winners Dr. Summing up, our findings revealed that site of origin outweighed the effects of ecological parameters on parasite risk in proboscis monkeys.

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This is an open access article distributed under the terms of the Creative Commons Attribution Licensewhich permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Cristina journal of primatology. Monthly detection frequencies of Ancylostomatidae, T.

Another study compared the srube fauna of wild and captive wolves in Poland Common symptoms are debilitation, reduced growth rates, dyspnea caused by migrating larvae, and death [ 45 ]. In wild wolves, a seasonal rise in Strbue egg detection frequency has been related to the presence of susceptible pups 7.

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The reason for this discrepancy is unclear; however, this may be due to a lack of documentation, since hookworm infections are often subclinical and asymptomatic. However, no statement can be made whether these originated from the wolves, from animals fed to wolves, or both as parasite host. A Language and Environment for Statistical Computing. The time of sampling month of the year had no significant effect on the prevalence of helminth species at diwsertation two sampling sites, except for Strongyloides spp.

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As mentioned above, almost all zoos fed game to wolves. Helminth fauna of the wolf Canis lupus Christiha, in Belorussian Polesie. Presence of coccidian oocysts was noted but stfube included in subsequent analyses since unsporulated oocysts may not necessarily originate from the wolves, but may represent intestinal passengers originating from food animals, and, furthermore, differentiation of sporulated oocysts was not sufficiently possible due to degradations following the freeze-thaw process.

The comparably low prevalence rates in zoos could be due to low prevalences in meat fed to captive wolves, low exposure of wolves to infected small mammals, or anthelmintic treatment.

Among the 14 participating zoological gardens, the study population comprised 72 European gray wolves, inhabiting 18 enclosures.

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