Results 91 to 100 of about 21,014 (246)

A Systematic Map to Identify Knowledge Gaps on a Vector of Citrus Greening Diseases: The African Citrus Triozid, Trioza erytreae (Del Guercio, 1918) (Hemiptera: Triozidae)

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Globally, citrus production areas are threatened by greening diseases, also known as Huánglóngbíng (HLB), associated with phloem‐limited gram‐negative species of the genus Candidatus Liberibacter. Those pathogens are transmitted by either the Asian citrus psyllid, Diaphorina citri Kuwayama 1908 (Hemiptera: Psyllidae), or the African citrus ...
Kevin Malod   +3 more
wiley   +1 more source

The Wolbachia genome of Brugia malayi: Endosymbiont evolution within a human pathogenic nematode [PDF]

open access: yes, 2005
Complete genome DNA sequence and analysis is presented for Wolbachia, the obligate alpha-proteobacterial endosymbiont required for fertility and survival of the human filarial parasitic nematode Brugia malayi. Although, quantitatively, the genome is even
Kapatral, Vinayak   +78 more
core   +1 more source

Morphology and Phylogeny of a New Species of Anaerobic Ciliate, Trimyema finlayi n. sp., with Endosymbiotic Methanogens

open access: yesFrontiers in Microbiology, 2018
Many anaerobic ciliated protozoa contain organelles of mitochondrial ancestry called hydrogenosomes. These organelles generate molecular hydrogen that is consumed by methanogenic Archaea, living in endosymbiosis within many of these ciliates.
William H. Lewis   +4 more
doaj   +1 more source

Crawling under the radar: Two novel Paulinella species expand knowledge about the ecology and evolution of a primary plastid‐containing amoeba lineage

open access: yesJournal of Phycology, EarlyView.
Abstract The genus Paulinella represents a rare, independent case of primary endosymbiosis, providing a unique system to study the early stages of organelle evolution. Here, we expand current understanding of primary plastid endosymbiosis through the discovery and characterization of two novel photosynthetic amoebae, Paulinella marae sp. nov.
Julia Van Etten   +9 more
wiley   +1 more source

Holobiont Diversity in a Reef-Building Coral over Its Entire Depth Range in the Mesophotic Zone

open access: yesFrontiers in Marine Science, 2018
Mesophotic reef-building coral communities (~30–120 m depth) remain largely unexplored, despite representing roughly three-quarters of the overall depth range at which tropical coral reef ecosystems occur.
Fanny L. Gonzalez-Zapata   +10 more
doaj   +1 more source

Genome‐scale insights into metabolic streamlining and photosynthetic energy balance in the extremophile green alga Picocystis salinarum (Picocystophyceae, Chlorophyta)

open access: yesJournal of Phycology, EarlyView.
Abstract Picocystis salinarum is an early‐diverging chlorophyte and the sole described member of the Picocystophyceae, frequently dominating hypersaline and alkaline lakes despite extreme physicochemical constraints. To elucidate the genomic foundations of its ecological success, we generated a fully annotated, chromosome‐scale nuclear genome assembly ...
Claude Lemieux   +2 more
wiley   +1 more source

Cellular structure of an endosymbiont with a tiny genome.

open access: yes
A transmission electron micrograph of a tipping-point endosymbiont (TPE) inside an insect cell. Image is of the endosymbiont Tremblaya princeps from the mealybug Planococcus citri and is courtesy of Dalton Leprich of Arizona State University.
Noah Spencer (9243614)   +3 more
core   +1 more source

Diversity, Composition, and Specificity of the Philaenus spumarius Bacteriome

open access: yesMicroorganisms
Philaenus spumarius (Linnaeus, 1758) (Hemiptera, Aphrophoridae) was recently classified as a pest due to its ability to act as a vector of the phytopathogen Xylella fastidiosa. This insect has been reported to harbour several symbiotic bacteria that play
Cristina Cameirão   +5 more
doaj   +1 more source

Metatranscriptional response of chemoautotrophic Ifremeria nautilei endosymbionts to differing sulfur regimes

open access: yesFrontiers in Microbiology, 2016
Endosymbioses between animals and chemoautotrophic bacteria are ubiquitous at hydrothermal vents. These environments are distinguished by high physico-chemical variability, yet we know little about how these symbioses respond to environmental ...
Sherry L Seston   +7 more
doaj   +1 more source

Bacterial composition of Polygenis (Polygenis) bohlsi bohlsi (Wagner, 1901) (Siphonaptera: Rhopalopsyllidae) associated with Thrichomys fosteri (Rodentia: Echimyidae) in the Brazilian Pantanal wetland

open access: yesMedical and Veterinary Entomology, EarlyView.
This study characterizes the bacteriome of Polygenis (Polygenis) bohlsi bohlsi fleas collected from free‐living Thrichomys fosteri in the Pantanal region of Brazil. The bacterial microbiota associated with male fleas exhibited greater phylogenetic diversity, and the overall community structure differed between the flea sexes.
Michelli Inácio Gonçalves Funnicelli   +13 more
wiley   +1 more source

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