Results 51 to 60 of about 6,498 (238)

No fitness costs are induced by Spiroplasma infections of Aphis citricidus reared on two different host plants [PDF]

open access: yesBrazilian Journal of Biology
Aphids can harbor several secondary symbionts that alter important aphid-related ecological traits, such as defense against natural enemies, heat tolerance and host plant utilization.
A. S. Guidolin, F. L. Cônsoli
doaj   +2 more sources

Influences of two coexisting endosymbionts, CI‐inducing Wolbachia and male‐killing Spiroplasma, on the performance of their host Laodelphax striatellus (Hemiptera: Delphacidae)

open access: yesEcology and Evolution, 2019
The small brown planthopper Laodelphax striatellus (Hemiptera: Delphacidae) is reported to have the endosymbiont Wolbachia, which shows a strong cytoplasmic incompatibility (CI) between infected males and uninfected females. In the 2000s, female‐biased L.
Kazuki Yoshida   +3 more
doaj   +1 more source

Hemolymph exosomes inhibit Spiroplasma eriocheiris infection by promoting Tetraspanin‐mediated hemocyte phagocytosis in crab

open access: yesThe FASEB Journal
Exosomes released from infected cells are thought to play an important role in the dissemination of pathogens, as well as in host‐derived immune molecules during infection.
Yubo Ma   +10 more
semanticscholar   +1 more source

Cell Division by Longitudinal Scission in the Insect Endosymbiont Spiroplasma poulsonii

open access: yesmBio, 2016
Spiroplasma bacteria are highly motile bacteria with no cell wall and a helical morphology. This clade includes many vertically transmitted insect endosymbionts, including Spiroplasma poulsonii, a natural endosymbiont of Drosophila melanogaster.
Elodie Ramond   +4 more
doaj   +1 more source

Rapid molecular evolution of Spiroplasma symbionts of Drosophila

open access: yesbioRxiv, 2020
Spiroplasma are a group of Mollicutes whose members include plant pathogens, insect pathogens, and endosymbionts of animals. In arthropods, Spiroplasma are found across a broad host range, but typically with lower incidence than other bacteria with ...
Michael Gerth   +9 more
semanticscholar   +1 more source

Thermal sensitivity of the Spiroplasma-Drosophila hydei protective symbiosis: The best of climes, the worst of climes

open access: yesbioRxiv, 2020
The outcome of natural enemy attack in insects has commonly been found to be influenced by the presence of protective symbionts in the host. The degree to which protection functions in natural populations, however, will depend on the robustness of the ...
C. Corbin   +4 more
semanticscholar   +1 more source

Exploring Spiroplasma Biology: Opportunities and Challenges

open access: yesFrontiers in Microbiology, 2020
Spiroplasmas are cell-wall-deficient helical bacteria belonging to the class Mollicutes. Their ability to maintain a helical shape in the absence of cell wall and their motility in the absence of external appendages have attracted attention from the ...
S. Harne, P. Gayathri, L. Béven
semanticscholar   +1 more source

Dynamics of expenditure on insecticides in the management and control of corn leafhoppers (Dalbulus maidis)

open access: yesPest Management Science, EarlyView.
The results reveal an increase in insecticide expenditures for controlling corn leafhoppers, highlighting the need for integrated pest management and sustainable agricultural practices to mitigate economic and environmental impacts. Abstract BACKGROUND The corn leafhopper (Dalbulus maidis) has caused significant losses to corn crops, mainly due to the ...
Esther Oliveira Moritz   +4 more
wiley   +1 more source

Variable incidence of Spiroplasma infections in natural populations of Drosophila species. [PDF]

open access: yesPLoS ONE, 2009
Spiroplasma is widespread as a heritable bacterial symbiont in insects and some other invertebrates, in which it sometimes acts as a male-killer and causes female-biased sex ratios in hosts.
Thomas Watts   +3 more
doaj   +1 more source

Vertical Transmission of a Drosophila Endosymbiont Via Cooption of the Yolk Transport and Internalization Machinery

open access: yesmBio, 2013
Spiroplasma is a diverse bacterial clade that includes many vertically transmitted insect endosymbionts, including Spiroplasma poulsonii, a natural endosymbiont of Drosophila melanogaster.
Jeremy K. Herren   +3 more
doaj   +1 more source

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