Daphnia pulex
Acute Sensitivity Comparison among Daphnia magna Straus, 1820 Daphnia pulex Leydig, 1860 and Simocephalus vetulus Müller, 1776, Exposed to Nine Toxicants
... (acute and chronic) found in the ECOTOX (U.S.EPA, 2017) and ECETOC (2003) databases. For D. magna, there are 403 toxicity values in ECOTOX (U.S.EPA, 2017) and 217 in ECETOC (2003), while for Daphnia pulex ...
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Daphnia pulex swims towards the most strongly polarized light a response that leads to ‘shore flight’
... the Daphnia (in this case Daphnia pulex) among the small crustaceans, because they are able to orient using the polarization gradients near shore, possess a mechanism that enables them to avoid the ...
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Simple sequence repeat variation in the Daphnia pulex genome
... When studying SSR loci, genome-wide annotations commonly combine repeat motifs into complementary and overlapping DNA pairings [4], such that CA = AC = GT = TG, GA = AG = CT = TC, AT = TA, and GC = CG. In each case, the ...
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Impact of ploidy level on the distribution of Pokey element insertions in the Daphnia pulex complex
... The Daphnia pulex (D. pulex) species complex has been intensively studied due to its dominance in fresh- water habitats in North America and its variation in reproductive mode and ploidy ...level. ...
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From genes to behavior: investigations of neurochemical signaling come of age for the model crustacean Daphnia pulex
... crustacean Daphnia pulex has served as a standard organism for aquatic toxicity testing for ...D. pulex rests largely on its remarkable ability to rapidly adapt morphologically, physiologically and ...
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Promoter Architecture and Sex-Specific Gene Expression in Daphnia pulex
... flea Daphnia pulex, an emerging model arthropod that reproduces both asexually (via parthenogenesis) and sexually (via ...D. pulex within three developmental states: sexual females, asexual females, ...
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A Neural Sensor of Environmental Stimuli and its Disruption by Neuroactive Chemicals in the Freshwater Microcrustacean Daphnia pulex.
... invertebrate Daphnia pulex, which is a small freshwater crustacean used in many research fields including ecology and functional genomics (Colbourne et ...makes Daphnia pulex an ideal model to ...
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Offspring Provisioning Explains Clone-Specific Maternal Age Effects on Life History and Life Span in the Water Flea, Daphnia pulex
... abstract: Genetic inheritance underpins evolutionary theories of aging, but the role that nongenetic inheritance plays is unclear. Parental age reduces the life span of offspring in a diverse array of taxa but has not ...
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The population dynamics of Daphnia pulex Leydig 1860 and Daphnia schodleri Sars 1862 under temporary pond conditions.
... of Daphnia produced fewer but larger eggs than the pond dwelling species of the same ...size. Daphnia pulex produced much larger eggs in Lake Ohrld, Yugoslavia, than it did in British ponds ...
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Population Genomics of Daphnia pulex
... microcrustacean Daphnia pulex are described and compared to current knowledge for the only other well-studied invertebrate, Drosophila ...D. pulex as an excellent system for future work on the ...
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Transcriptional profiling of predator-induced phenotypic plasticity in Daphnia pulex
... 4. Colbourne JK, Pfrender ME, Gilbert D, Thomas WK, Tucker A, Oakley TH, Tokishita S, Aerts A, Arnold GJ, Basu MK, Bauer DJ, Cáceres CE, Carmel L, Casola C, Choi JH, Detter JC, Dong Q, Dusheyko S, Eads BD, Fröhlich T, ...
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A Male-Specific Genetic Map of the Microcrustacean Daphnia pulex Based on Single-Sperm Whole-Genome Sequencing
... ABSTRACT Genetic linkage maps are critical for assembling draft genomes to a meaningful chromosome level and for deciphering the genomic underpinnings of biological traits. The estimates of recombination rates derived ...
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Distribution of the DNA transposon family, Pokey in the Daphnia pulex species complex
... (PC1.2, PC2.1) and an isolate with average number of PokeyA (PC1.1, PC2.2) were selected (Table 3). The average number of PokeyA for NA D. pulicaria was based on the results of Eagle and Crease [10]. Partial PokeyA ...
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Filtering efficiency and feeding mechanisms of Daphnia pulex on Microcystis aeruginosa and Nannochloropsis
... Daphnia pulex in the control for this experiment was about 181 beats min -1 ...the Daphnia or the poor quality of the ...the Daphnia were inhibited by the toxic component of the Anabaena ...
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Speciation with gene flow in the Daphnia pulex species complex
... Despite Daphnia pulex’s genome being publically available (wFleaBase), our knowledge of potential regions under divergent selection is limited to the Ldh locus and perhaps locus d174 identified in this ...
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Gene expression under multiple stressors in Daphnia pulex
... Chaoborus kairomones. Genes involved in the endocrine system, such as growth factors, and morphogenic genes, such as Hox genes, are up-regulated in juveniles exposed to kairomones (Miyakawa et al., 2010). In addition, ...
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Selection Constrains High Rates of Tandem Repetitive DNA Mutation in Daphnia pulex
... of Daphnia pulex, in addition to six isolates from a non-MA population originating from the same progenitor, to both estimate mutation rates of abun- dances of repeat sequences and evaluate the selective ...
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Acclimatory responses of the Daphnia pulex proteome to environmental changes. II. Chronic exposure to different temperatures (10 and 20°C) mainly affects protein metabolism
... CHY1A-H, Daphnia pulex; CPC, collagenolytic protease from Paralithodes camts- chaticus (AAL67441); CUP, collagenolytic protease from Celuca pugilator (P00771); ChPV, chymotrypsin BII from Litopenaeus ...
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Physiological responses of Daphnia pulex to acid stress
... Multiple sequence alignment of -carbonic anhydrases. The -CA sequences are divided into four groups according to similarity. Residues strictly conserved have a red background, residues well conserved within a group ...
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Acclimatory responses of the Daphnia pulex proteome to environmental changes. I. Chronic exposure to hypoxia affects the oxygen transport system and carbohydrate metabolism
... Adjustments of protein expression due to hypoxia accli- mation in Daphnia pulex include a strong induction of Hb to adapt the oxygen-transport system to an oxygen- depleted environment. Other HIF target ...
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