Results 111 to 120 of about 32,029 (196)

Parasites alter host community structure in a natural experiment

open access: yesJournal of Animal Ecology, Volume 95, Issue 6, Page 1059-1071, June 2026.
Parasites can alter host communities in complex ways, but empirical data from natural systems are rare. This study decomposes the effects of an invasive parasite on natural communities of fish in Trinidad, revealing the direct, indirect, and context dependence of the invasion on host demographic rates and community structure.
Tomos Potter   +5 more
wiley   +1 more source

Microbial Community Shifts and Plant Performance Improvements Driven by Bacillus firmus in Pampa Agroecosystems

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 3, June 2026.
The study shows that Bacillus firmus‐based bionematicides modulate soil microbiota and enhance soybean growth in the Pampa biome. Effects vary by location and time, with increased beneficial bacteria, reduced fungi, and decreased root nematode infestation. Overall, B.
David Fagundes   +4 more
wiley   +1 more source

Spiroplasma Are Protective Heritable Symbionts With Low Physiological Impact in the Drosophilid Fly Zaprionus kolodkinae

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 3, June 2026.
Zaprionus kolodkinae flies carry a maternally inherited ixodetis clade Spiroplasma that protects its host against wasp attack but has low overall physiological impact. Genome analysis presented a set of known symbiosis‐relevant effectors, and one encoding—a ricin B domain protein—that is novel to this Spiroplasma genome.
Nuha Alamer   +5 more
wiley   +1 more source

Aging, Dauer, and Stature Phenotypes Are Conferred by Structure‐Directed Missense Mutations in the Endogenous AGE‐1/Phosphatidylinositol 3‐Kinase Catalytic Subunit

open access: yesAging Cell, Volume 25, Issue 6, June 2026.
Structure‐guided missense mutations in the C. elegans AGE‐1/PI3Kinase catalytic subunit and its LET‐60/Ras‐binding interface reveal separable signaling outputs from the Ras‐bound PI3K complex. Enhanced canonical catalytic activity, conferred by a gain‐of‐function mutation modeled on oncogenic human p110⍺ PI3K variants, promotes aging, reproductive ...
You Wu   +4 more
wiley   +1 more source

Amendment of Potting Soil With Black Soldier Fly Byproducts Affects Fungus Gnat Development

open access: yesEntomologia Experimentalis et Applicata, Volume 174, Issue 6, Page 495-507, June 2026.
The study's three experiments were conducted in accordance with the development stages of fungus gnats, with adults emerging from the four treatment substrates and being caught on sticky cards as a common indicator. The treatments were formed from peat‐free potting soil, either pure or supplemented with combinations of byproducts from black soldier fly
Daniel Gärttling   +5 more
wiley   +1 more source

Cost of parasite exposure depends on host ontogeny 寄生接觸的代價依賴於宿主發育階段

open access: yesEcological Entomology, Volume 51, Issue 3, Page 592-603, June 2026.
The cost of parasite exposure varies across host developmental stages, demonstrating that ontogeny influences the expression of non‐consumptive effects (NCEs). Mite exposure resulted in consumptive effects in fly eggs and NCEs in early‐stage pupae; mite longevity was comparable when provisioned with pupae or water but increased when provisioned with ...
Lisa R. MacLeod   +2 more
wiley   +1 more source

Global Diversity Estimates Need to Acknowledge Species–Area Relationships

open access: yesGlobal Ecology and Biogeography, Volume 35, Issue 6, June 2026.
ABSTRACT Background Many studies have tried to estimate the number of undescribed species based on the known diversity. These estimates often rely on extrapolation based on data from a limited number of species. Although statistical methods provide accurate inference when generalizing from a random sample, their predictions will be biased when based on
S. Faurby, T. J. Matthews, D. Silvestro
wiley   +1 more source

Potential of the Predatory Mites Gamasellodes lavafesii (Mesostigmata: Ascidae) and Cosmolaelaps mediocuspis (Mesostigmata: Laelapidae) on Different Soil Pests/Parasites and Alternative Prey for Large‐Scale Rearing

open access: yesJournal of Applied Entomology, Volume 150, Issue 5, Page 562-572, June 2026.
ABSTRACT Many species of Mesostigmata soil mites have potential as biological control agents of pests/parasites. This study evaluated the predation potential of two of these species, Gamasellodes lavafesii (Ascidae) and Cosmolaelaps mediocuspis (Laelapidae).
A. R. A. Barros   +4 more
wiley   +1 more source

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