Results 31 to 40 of about 906,584 (291)

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.   +7 more
core   +2 more sources

Molecular prevalence, genetic characterization and patterns of Toxoplasma gondii infection in domestic small mammals from Cotonou, Benin

open access: yesParasite, 2022
Toxoplasmosis, one of the most prevalent parasitic infections in humans and animals, is caused by the intracellular protozoan parasite Toxoplasma gondii. Small mammals play a key role as intermediate reservoir hosts in the maintenance of the T.
Etougbétché Jonas R.   +14 more
doaj   +1 more source

Cytological and molecular description of Hamiltosporidium tvaerminnensis gen. et sp. nov., a microsporidian parasite of Daphnia magna, and establishment of Hamiltosporidium magnivora comb. nov. [PDF]

open access: yes, 2010
We describe the new microsporidium Hamiltosporidium tvaerminnensis gen. et sp. nov. with an emphasis on its ultrastructural characteristics and phylogenetic position as inferred from the sequence data of SSU rDNA, alpha-and beta-tubulin.
Ebert, Dieter   +17 more
core   +1 more source

A transmission model for the ecology of an avian blood parasite in a temperate ecosystem. [PDF]

open access: yesPLoS ONE, 2013
Most of our knowledge about avian haemosporidian parasites comes from the Hawaiian archipelago, where recently introduced Plasmodiumrelictum has contributed to the extinction of many endemic avian species.
Courtney C Murdock   +2 more
doaj   +1 more source

Dietary supply with polyunsaturated fatty acids and resulting maternal effects influence host -- parasite interactions [PDF]

open access: yes, 2013
Interactions between hosts and parasites can be substantially modulated by host nutrition. Polyunsaturated fatty acids (PUFAs) are essential dietary nutrients; they are indispensable as structural components of cell membranes and as precursors for ...
Ebert, Dieter   +5 more
core   +1 more source

Residual efficacy of indoor residual spraying using clothianidin (SumiShield 50WG) under experimental huts and field conditions in Senegal

open access: yesMalaria Journal
Background In Senegal, the main vector control strategies include indoor residual spraying (IRS) and the distribution of insecticide-treated nets (ITNs).
Oumar Ciss   +14 more
doaj   +1 more source

Biomass DNA: An Emerging Building Block for Advanced Materials

open access: yesAdvanced Materials, EarlyView.
Biomass DNA is rapidly emerging from its traditional role as a genetic blueprint to serve as a versatile abundant, highly programmable polymeric building block. This review highlights the transformation of macroscopic bulk biomass DNA into next generation of functional materials, spanning from dynamic hydrogels, sustainable bioplastics, and high ...
Yuwei Hu, Itamar Willner, Li Niu
wiley   +1 more source

Genetic co‐structuring in host‐parasite systems: Empirical data from raccoons and raccoon ticks

open access: yesEcosphere, 2016
Many aspects of parasite biology critically depend on their hosts, and understanding how host‐parasite populations are co‐structured can help improve our understanding of the ecology of parasites, their hosts, and host‐parasite interactions.
Guha Dharmarajan   +5 more
doaj   +1 more source

Evolutionary and proximate mechanisms shaping host-parasite interactions : the case of "Daphnia magna" and its natural bacterial parasite "Pasteuria ramosa" [PDF]

open access: yes, 2011
Host-parasite interactions are composed of a sequence of steps, all necessary for successful infection: parasites need to encounter their hosts, to enter into their bodies, and to proliferate within them. Selection will act on the mechanisms used in each
Duneau, David
core   +1 more source

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