Results 11 to 20 of about 2,883,220 (256)

Host choice and host leaving in Rhopalosiphum padi (Hemiptera: Aphididae) emigrants and repellency of aphid colonies on the winter host [PDF]

open access: yes, 2000
Host choice and winter-host leaving in emigrants of bird cherry–oat aphid, Rhopalosiphum padi (Linnaeus), were investigated in the laboratory. In settling choice tests, emigrants collected from the winter host, Prunus padus, preferred this plant over ...
Glinwood, Robert, Petersson, J.
core   +1 more source

Host specificity and genetics of host resistance in the "Daphnia-Pasteuria" host-parasite system [PDF]

open access: yes, 2012
Antagonistic coevolution plays an important role in a large number of evolutionary and ecological phenomena. Furthermore, according to the Red Queen Theory coevolution between hosts and their parasites may explain the maintenance of sexual reproduction ...
Luijckx, Pepijn
core   +1 more source

Host-nested parasite unit.

open access: yes, 2023
Parasite growth is unlimited (bacteria, phage), as long as the habitat nourishes it. Once the host loses the ability to nourish the parasites, they are condemned to perish.
Magnus Pirovino (14845999)   +2 more
core   +1 more source

Host sexual dimorphism and parasite adaptation [PDF]

open access: yes, 2012
In species with separate sexes, parasite prevalence and disease expression is often different between males and females. This effect has mainly been attributed to sex differences in host traits, such as immune response.
Duneau, D.   +5 more
core   +2 more sources

Diet quality determines interspecific parasite interactions in host populations [PDF]

open access: yes, 2014
The widespread occurrence of multiple infections and the often vast range of nutritional resources for their hosts allow that interspecific parasite interactions in natural host populations might be determined by host diet quality. Nevertheless, the role
Lange, B.   +8 more
core   +1 more source

GRB Host Galaxies: An Unbiased Sample [PDF]

open access: yes, 2011
We describe the current status and recent results from our Swift/VLT legacy survey, a VLT Large Programme aimed at characterizing the host galaxies of a homogeneously selected sub-sample of Swift GRBs.
Milvang-Jensen, Bo   +6 more
core   +1 more source

Within-Host Dynamics of Multi-Species Infections:Facilitation, Competition and Virulence [PDF]

open access: yes, 2012
Host individuals are often infected with more than one parasite species (parasites defined broadly, to include viruses and bacteria). Yet, research in infection biology is dominated by studies on single-parasite infections.
Eswarappa, Sandeepa M.   +8 more
core   +2 more sources

The fitness of African malaria vectors in the presence and limitation of host behaviour [PDF]

open access: yes, 2012
<p>Background Host responses are important sources of selection upon the host species range of ectoparasites and phytophagous insects. However little is known about the role of host responses in defining the host species range of malaria vectors.
Edgar M Mbehela   +34 more
core   +1 more source

At the frontier; RXLR effectors crossing the Phytophthora -host interface [PDF]

open access: yes, 2011
Plants are constantly beset by pathogenic organisms. To successfully infect their hosts, plant pathogens secrete effector proteins, many of which are translocated to the inside of the host cell where they manipulate normal physiological processes and ...
Meijer, H.J.G.   +8 more
core   +1 more source

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