D. T. J. Littlewood (Editor), J. R. Baker (Editor), Ralph's The Evolution of Parasitism - A Phylogenetic Perspective PDF

By D. T. J. Littlewood (Editor), J. R. Baker (Editor), Ralph Muller (Editor), David Rollinson (Editor)

ISBN-10: 0120317540

ISBN-13: 9780120317547

Parasitology keeps to profit from taking an evolutionary method of its examine. Tree development, character-mapping, tree-based evolutionary interpretation, and different advancements in molecular and morphological phylogenetics have had a profound impression and feature shed new mild at the very nature of host-parasite kin and their coevolution. existence cycle complexity, parasite ecology and the origins and evolution of parasitism itself are all underpinned through an realizing of phylogeny.This quantity goals to assemble more than a few articles that exemplifies the phylogenetic method as utilized to varied disciplines inside parasitology and as utilized by means of parasitologists. Unified by way of phylogenies, this ebook tackles a large choice of parasite-specific organic difficulties throughout a various variety of taxa. * contains vital contributions from best minds within the box comparable to Serge Morand, Francisco Ayala and Mark Blaxter, between others.* moment within the ISI Parasitology record in 2002 with an impression issue of 4.818* sequence encompasses over 35 years of parasitology insurance

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Extra info for The Evolution of Parasitism - A Phylogenetic Perspective

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This involves the transfer of many genes from the algal nucleus to the new host nucleus (G), and the establishment of a more complex protein-targeting system (H) to direct the protein products of these genes to the plastid via the endomembrane system using a signal peptide (SP), as well as the original transit peptide (TP). A schematic of a protein with such a complex leader is shown in (H). Secondary plastids are found in euglenids, chlorarachniophytes, cryptomonads, heterokonts, haptophytes, dinoflagellates, and apicomplexans.

2001). Recall that, during the early stages of endosymbiosis, most of the plastid genes were moved to the host nucleus, with their products being post-translationally targeted back to the organelle. Accordingly, the majority of the functionally critical proteins are encoded by plastid-derived genes in all plants and algae, but many of these genes are nucleus-encoded. , Figure 7). , 1998). , 1998). , 1998; CRYPTIC ORGANELLES IN PARASITIC PROTISTS AND FUNGI 41 Figure 7 Phylogenetic tree of eubacterial and plastid FabI (enoyl-ACP reductase).

Many parasites are otherwise quite normal, but certain groups have evolved extremely sophisticated modes of parasitism, increasingly adapting to infect other organisms or other cells, typically at the expense of autonomy. Often, but not always, the most highly adapted parasites are extremely dependent upon their host. As a result they have discarded a number of biochemical capabilities, significantly altered their cellular morphology, and re-tooled their metabolism to take advantage of their new niche.

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The Evolution of Parasitism - A Phylogenetic Perspective by D. T. J. Littlewood (Editor), J. R. Baker (Editor), Ralph Muller (Editor), David Rollinson (Editor)


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