Results 51 to 60 of about 27,650 (249)

Optimal adult growth of Daphnia in a seasonal environment [PDF]

open access: yes, 1993
1. The cladoceran Daphnia serves as an example of an iteroparous organism, with overlapping generations, that is capable of substantial adult growth. The life history of Daphnia was modelled as the consequence of a series of decisions about allocation of
Taylor, B.   +3 more
core  

Use of Clotrimazole in Finfish Aquaculture: Mechanistic Insights, Limitations, and Future Directions for Antifungal Therapy

open access: yesAnimal Research and One Health, EarlyView.
This review critically evaluates clotrimazole as a potential antifungal for finfish aquaculture, highlighting strong mechanistic and in vitro efficacy against aquatic mycoses alongside major gaps in in vivo evidence, toxicokinetics, residue safety, and environmental risk, outlining priorities for responsible therapeutic development and regulatory ...
Arya Sen   +2 more
wiley   +1 more source

Evolution and expression of the highly variable cell adhesion molecule Dscam in the crustacean Daphnia and other arthropods [PDF]

open access: yes, 2012
The Down syndrome cell adhesion molecule (Dscam) family, is within the cell adhesion molecules, a family whose members are characterized by being composed of immunoglobulin (Ig) and fibronectin domains and which are known to play an essential role in ...
Brites, Daniela
core   +1 more source

Evaluation of Abundance of Dead Crustacean Zooplankton in a Water Body Using Staining of the Samples by Aniline Blue Technique: Methodological Aspects [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2008
Three long special experiments with killed by heating copepodites of Cyclops vicinus, Mesocyclops leuckarti (experiments 1 and 2), of Cyclops vicinus and Daphnia longispina group of different sizes and stages (experiment 3) were carried out to test an ...
Olga P. Dubovskaya
doaj  

Episodic zooplanktivory by largemouth bass (Micropterus salmoides) on Daphnia: a 25-year natural history record from a small northern temperate lake

open access: yesJournal of Freshwater Ecology, 2020
We observed episodic zooplanktivory by largemouth bass (Micropterus salmoides; LMB) ≥ 150 mm total length (TL) on the cladoceran Daphnia spp. over two decades in a small oligotrophic lake. While zooplanktivory is beneficial for young-of-year and juvenile
Tyler J. Butts   +3 more
doaj   +1 more source

Loss, persistence and reversal of phenotypic traits

open access: yesBiological Reviews, EarlyView.
ABSTRACT The irreversibility of complex trait loss has long been a tenet of evolutionary biology. However, this idea is increasingly at odds with the numerous documented exceptions across the Tree of Life. We synthesise this growing body of evidence across a diverse array of taxa and traits, exploring the evolutionary conditions that enable ...
Giobbe Forni   +4 more
wiley   +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   +13 more
core   +1 more source

Partners or passengers? Revisiting the association between diatoms and aquatic animals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Numerous studies have revealed the importance of research on the communities capable of colonizing animal surfaces (epibionts) and the animals on which they live (basibionts). Very few studies have considered epizoic diatoms, and there are gaps and biases in our knowledge, including the choice of basibionts, the methods used, and the habitats ...
Gianluca Vacca   +2 more
wiley   +1 more source

Dispersion and sedimentation of titanium dioxide nanoparticles in freshwater algae and daphnia aquatic culture media in the presence of arsenate

open access: yesJournal of Experimental Nanoscience, 2018
Little information is available on Titanium dioxide nanoparticles (nTiO2) behavior in different culture media for aquatic organisms. This study aimed to accurately evaluate nTiO2 dispersion and sedimentation in common freshwater algae (BG-11) and daphnia
Zhenhong Wang, Zhuanxi Luo, Yamen Yan
doaj   +1 more source

Bridging the Gap Between Human Toxicology and Ecotoxicology Under One Health Perspective by a Cross‐Species Adverse Outcome Pathway Network for Reproductive Toxicity

open access: yesEnvironmental Toxicology and Chemistry, EarlyView.
Cross‐species extrapolation of adverse outcome pathway network on reproductive toxicity under the One Health perspective using new approach methodologies. AOP = adverse outcome pathway. Abstract Although ecotoxicological and toxicological risk assessments are performed separately from each other, recent efforts have been made in both disciplines to ...
Elizabeth Dufourcq Sekatcheff   +2 more
wiley   +1 more source

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