Results 11 to 20 of about 112,872 (335)

Microbial Symbionts of Parasitoids.

open access: yesAnnual Review of Entomology, 2020
Parasitoids depend on other insects for the development of their offspring. Their eggs are laid in or on a host insect that is consumed during juvenile development.
M. Dicke, A. Cusumano, E. Poelman
semanticscholar   +6 more sources

Reef-building corals farm and feed on their photosynthetic symbionts

open access: yesNature, 2023
Long-term experiments show that corals acquire dissolved inorganic nitrogen and phosphorus by feeding on symbiont cells, which provide essential nutrients enabling their success in nutrient-poor waters.
J. Wiedenmann   +12 more
semanticscholar   +1 more source

Role of gut symbionts of insect pests: A novel target for insect-pest control

open access: yesFrontiers in Microbiology, 2023
Insects possess beneficial and nuisance values in the context of the agricultural sector and human life around them. An ensemble of gut symbionts assists insects to adapt to diverse and extreme environments and to occupy every available niche on earth ...
Pravara S. Rupawate   +6 more
semanticscholar   +1 more source

Conifer-killing bark beetles locate fungal symbionts by detecting volatile fungal metabolites of host tree resin monoterpenes

open access: yesbioRxiv, 2021
Outbreaks of the Eurasian spruce bark beetle (Ips typographus) have decimated millions of hectares of conifer forests in Europe in recent years. The ability of these 3-6 mm long insects to kill mature trees over a short period has been ascribed to two ...
Dineshkumar Kandasamy   +7 more
semanticscholar   +1 more source

Differences in microbiota between two multilocus lineages of the sugarcane Aphid (Melanaphis sacchari) in the continental United States [PDF]

open access: yes, 2020
The sugarcane aphid (SCA), Melanaphis Sacchari (Zehntner) (Hemiptera: Aphididae), has been considered an invasive pest of sugarcane in the continental United States since 1977. Then, in 2013, SCA abruptly became a serious pest of U.S.
Antwi, Josephine B.   +11 more
core   +1 more source

The Metabolic Building Blocks of a Minimal Cell

open access: yesBiology, 2020
Defining the essential gene components for a system to be considered alive is a crucial step toward the synthesis of artificial life. Fifteen years ago, Gil and coworkers proposed the core of a putative minimal bacterial genome, which would provide the ...
Mariana Reyes-Prieto   +4 more
doaj   +1 more source

RskA Is a Dual Function Activator-Inhibitor That Controls SigK Activity Across Distinct Bacterial Genera

open access: yesFrontiers in Microbiology, 2020
It has been previously shown that RskA, the anti-Sigma factor K of Mycobacterium tuberculosis, inhibits SigK and that mutations in RskA promote high expression of the SigK regulon.
Frédéric J. Veyrier   +11 more
doaj   +1 more source

Epibiotic Communities of Common Crab Species in the Coastal Barents Sea: Biodiversity and Infestation Patterns

open access: yesDiversity, 2021
Crabs are important ecosystem engineers in marine habitats worldwide. Based on long-term data, we analyzed the species composition and infestation indices of epibionts and symbionts colonizing the great spider crab, Hyas araneus, and two lithodid crabs ...
Alexander G. Dvoretsky   +1 more
doaj   +1 more source

Symbionts shape host innate immunity in honeybees

open access: yesProceedings of the Royal Society B, 2020
The gut microbiome plays a critical role in the health of many animals. Honeybees are no exception, as they host a core microbiome that affects their nutrition and immune function.
Richard D. Horak, S. Leonard, N. Moran
semanticscholar   +1 more source

Functional roles of microbial symbionts in plant cold tolerance.

open access: yesEcology Letters, 2020
In this review, we examine the functional roles of microbial symbionts in plant tolerance to cold and freezing stresses. The impacts of symbionts on antioxidant activity, hormonal signaling and host osmotic balance are described, including the effects of
Ian S. Acuña‐Rodríguez   +4 more
semanticscholar   +1 more source

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