ライフサイエンスコーパス: copepod

1 ucture in Bestiolina similis, a paracalanoid copepod.

2 olic processes during development in Calanus copepods.

3 be useful for metatranscriptomic analysis of copepods.

4 liced leader (SL) trans-splicing in calanoid copepods.

5 ost permanent diazotroph associations in the copepods.

6 in the size range of mesozooplankton such as copepods.

7 flagellates to greater than millimeter-sized copepods.

8 ed almost exclusively of lipid-rich calanoid copepods.

9 plastic detritus on algal ingestion rates in copepods.

10 compared with the more widely studied larger copepods.

11 ine fungi and the first occurrence of marine copepods.

12 s, penaeid and caridean shrimp, and calanoid copepods.

13 nt impact upon the viability of these hybrid copepods.

14 of bacterial communities in the presence of copepods.

15 ropods, indicating lower oxidative stress in copepods.

16 iapause and diapause termination in calanoid copepods.

17 t sharing the shallow water benthos with the copepods.

18 N2 fixation rates were up to 3.02 pmol N copepod(-1) day(-1).

19 duces losses to zooplankton grazers, such as copepods [2,3].

20 and coastal waters along with its host, the copepod, a significant member of the zooplankton communi

21 holera, is commensal to zooplankton, notably copepods, a simple filtration procedure was developed wh

22 h, tdh, ORF8) increased with temperature and copepod abundance (P < 0.05).

23 Temperature and copepod abundance also covaried with the prevalence of V

24 ock biomass, Calanus spp. abundance, overall copepod abundance and phytoplankton bloom magnitude.

25 time-series of temperature, fish larval and copepod abundance from a Scottish coastal monitoring sit

26 ed to the widespread, ~50% decline in summer copepod abundance we observe over the last 60 years.

27 Here, we show that copepods, abundant migrating crustaceans that graze on p

28 arked shift in the grazing preference of the copepod Acartia tonsa Dana.

29 Ten populations of the widespread copepod Acartia tonsa were collected from sites across a

30 e (EPR)) of the numerically dominant neritic copepod Acartia tonsa, in a year-round upwelling system

31 ction in natural populations of the calanoid copepods Acartia tonsa (Dana) and Labidocera aestiva (Wh

32 We show that copepods achieve high encounter rates in turbulence due

33 Here, we show that copepods, acting as predators, can bring aquatic viruses

34 sed the positive phototactic behavior of the copepods after 24 h exposure and a similar significant e

35 ducing sharply contrasting bioturbation--the copepod Amphiascus tenuiremis and amphipod Leptocheirus

36 Copepods, an abundant portion of the mesozooplankton, re

37 . polyedra cells flash upon contact with the copepod and are subsequently rejected, seemingly unharme

38 iuB gene also increased with temperature and copepod and decapod abundance (P < 0.001).

39 s of higher trophic levels including (small) copepods and a standardized index of fish recruitment, a

40 ericrustacea (malacostracans, thecostracans, copepods and branchiopods) and Xenocarida (cephalocarids

41 originally found in cnidarians, and later in copepods and cephalochordates (amphioxus) (Branchiostoma

42 ding genes are quite different from those of copepods and cnidarians.

43 inhibit the reproduction and development of copepods and decrease microzooplankton growth rates.

44 or inherited it from the common ancestor of copepods and deuterostomes, i.e. the ancestral bilateria

45 ted, P. globosa exposed to grazing cues from copepods and dinoflagellates had significantly decreased

46 rates comparable to sophisticated predatory copepods and fish, and they are capable of altering the

47 In contrast to higher metazoans such as copepods and fish, ctenophores are a basal metazoan line

48 ivalves, crustacean amphipods, branchiopods, copepods and isopods, and insect diptera).

49 for crown-group branchiopods and total-group copepods and ostracods, extending the respective ranges

50 Copepods and pteropods exhibited strong but divergent re

51 he trajectories of flow tracers and calanoid copepods and we quantify their ability to find mates whe

52 ith the directions of sensory antennae (e.g. copepods); and this is certain to influence optimal pred

53 dicting presence was low, peaking at 0.5 for copepods, and model skill typically did not outperform a

54 t three times independently in collembolans, copepods, and tardigrades.

55 agnitude and duration of the temperature and copepod anomalies were strongly and positively related t

56 esources derived from its natural habitats - copepods (Apocyclops royi) and brown algae (Fucus vesicu

57 Second, copepods appear to grow specific groups of bacteria in o

58 luding microplankton (approximately 50 mum), copepods (approximately 1 mm), and fish larvae (>3 mm).

59 Copepod aqueous tests with/without dissolved organic mat

60 ) concentrations has supported the view that copepods are 'winners' under OA.

61 Copepods are a diverse and ecologically crucial group of

62 Copepods are a globally abundant class of zooplankton th

63 noid copepods, but bioassays have shown that copepods are also sensitive to a broad range of contamin

64 Calanoid copepods are among the most abundant metazoans in the oc

65 Copepods are aquatic microcrustaceans and represent the

66 Marine copepods are central to the productivity and biogeochemi

67 is largely resistant to chemical degradation copepods are exceedingly scarce in the geological record

68 The perception that copepods are insensitive to OA is largely based on exper

69 Calanus copepods are keystone species in marine ecosystems, main

70 Copepods are one of the most abundant metazoans in the m

71 Calanoid copepods are small crustaceans that constitute a major e

72 important food categories were chironomids, copepods, Asellus aquaticus and detritus.

73 owards smaller phytoplankton and carnivorous copepods, associated with the seasonal impact of the EAC

74 The role of diatoms as key food for copepods at the base of pelagic food chains has been que

75 onship was predictive of acceptable risk for copepods at the important population-growth level.

76 ics triggered premature moulting in juvenile copepods (Bernoulli GLM, P < 0.01).

77 of N2 fixation, at 12.9-71.9 mumol N dm(-3) copepod biomass day(-1).

78 rt were primarily associated with changes in copepod biomass, driven by shifting distributions of abu

79 production efficiency, but the opposite for copepod body size.

80 row specific groups of bacteria in or on the copepod body, particularly Flavobacteriaceae and Pseudoa

81 t copepods, whereas colonies are consumed by copepods but not ciliates.

82 patial and temporal distribution of calanoid copepods, but bioassays have shown that copepods are als

83 This find extends the fossil record of copepods by some 188 Ma, and of free-living forms by 289

84 oil on phototactic behavior of the calanoid copepod Calanus finmarchicus (Gunnerus) copepodite stage

85 effects of dispersed crude oil in the marine copepod Calanus finmarchicus (Gunnerus) was isolated by

86 ace patches (>1000 km(2)) of the red colored copepod Calanus finmarchicus can be identified from sate

87 In the Gulf of Maine, the copepod Calanus finmarchicus co-occurs with the neurotox

88 The copepod Calanus finmarchicus consumes the STX-producing

89 The copepod Calanus finmarchicus is a key component of north

90 We show that one species, the copepod Calanus finmarchicus overwintering in the North

91 pecific warming reduced the abundance of the copepod Calanus finmarchicus, a key food item of cod, an

92 ting) in an ecologically important coldwater copepod Calanus finmarchicus.

93 cally important and highly abundant planktic copepod Calanus finmarchicus.

94 study for dimethylnaphthalene in the marine copepod Calanus finmarchicus.

95 prey ( approximately 1650 algae mL(-1)) the copepod Calanus helgolandicus egested faecal pellets wit

96 ly alter the feeding capacity of the pelagic copepod Calanus helgolandicus.

97 re physiological responses of the crustacean copepod Calanus pacificus and pelagic pteropod mollusk L

98 lastics in three species of zooplankton, the copepods Calanus helgolandicus and Acartia tonsa and lar

99 tes in three dominant species of herbivorous copepods (Calanus finmarchicus, Calanus glacialis, Calan

100 t brain, antennules, and cord in five marine copepods: Calanus finmarchicus, Gaussia princeps, Bestio

101 ir pivotal position in the food web, pelagic copepods can provide crucial intermediary transferring o

102 ntial evidence shows that some grazers (e.g. copepods) can bypass this size constraint by breaking do

103 rated that a range of zooplankton, including copepods, can ingest microplastics.

104 Exposure of the copepod Centropages typicus to natural assemblages of al

105 oplastics, encapsulated within egests of the copepod Centropages typicus, could be transferred to C.

106 cultures were exposed to chemical cues from copepods, ciliates and heterotrophic dinoflagellates, re

107 viruses in each species, named Acartia tonsa copepod circo-like virus (AtCopCV) and Labidocera aestiv

108 -like virus (AtCopCV) and Labidocera aestiva copepod circo-like virus (LaCopCV).

109 doneurium-perineurium) was also found in the copepod CNS and PNS.

110 We detected by PCR that >80% of copepods collected during a North Atlantic E. huxleyi bl

111 different reflected colors and also that the copepod color strongly depends on the angular orientatio

112 ess factors are obviously at play in natural copepod communities, most studies consider only one or t

113 fected downward carbon transport by altering copepod community structure and demonstrate how carbon f

114 omalously warm water and the response of the copepod community was rapid (lag of zero to 2 months) fo

115 Copepods comprise the dominant Arctic zooplankton; hence

116 Larval fish and Oithona spp. copepod concentrations were significantly higher in the

117 anes, glycocalyx, and fibrils of collagen in copepods conforms to a meningeal organization.

118 that viruses were actively proliferating in copepod connective tissue as opposed to infecting gut co

119 simple predator-prey model parameterized for copepods consuming protists generates cycle periods for

120 Copepod crustaceans are extremely abundant but, because

121 cale changes in the biogeography of calanoid copepod crustaceans in the eastern North Atlantic Ocean

122 es, the top-down control of phytoplankton by copepods decreased over the same time period in the west

123 All copepods demonstrated higher magnitude type II functiona

124 Although at a typical copepod density in estuarine waters, these volumetric ra

125 Copepods derive these PUFAs by ingesting diatoms and fla

126 0 representative plankton species, including copepods, diatoms, and dinoflagellates, all found in the

127 Copepod digests revealed significantly reduced cuticle c

128 The copepod-driven change in droplet size distribution can i

129 Post-ingestion, copepods egested faecal pellets laden with microplastics

130 millimeter-scale aquatic crustaceans such as copepods, ensuring reproductive success is a challenge a

131 shwater and native saline populations of the copepod Eurytemora affinis complex.

132 d grasses) may affect survival of a calanoid copepod (Eurytemora affinis) common in the San Francisco

133 We propose that copepods experience, and hence react to, a bulk-phase wa

134 However, copepods exposed to mechanically dispersed oil exhibited

135 RNA-sequencing (seq) of copepods exposed to nearly anoxic conditions showed diff

136 rey selectivity was significantly altered in copepods exposed to nylon fibers (ANOVA, P < 0.01) resul

137 algal ingestion rates (ANOVA, P = 0.07), and copepods exposed to nylon granules showed nonsignificant

138 , a response that should be adaptive because copepods feed four times more on colonies versus solitar

139 ons range from more permanent attachments to copepod feeding on some groups.

140 acted traits and performance associated with copepod fitness.

141 y is believed to have detrimental effects on copepods' fitness at lower temperature.

142 We have examined nine species of wild-caught copepods from Jiaozhou Bay, China that represent the maj

143 ibe abundant crustacean fragments, including copepods, from a single bitumen clast in a glacial diami

144 r set, we selectively enriched and sequenced copepod full-length cDNAs, which led to the characteriza

145 d not penetrate between the myelin layers in copepods, further evidence against a glial source.

146 ranslation initiation had minimal effects on copepod GFP folding.

147 ation, which slightly attenuated levels of a copepod GFP mutant protein, significantly enhanced its f

148 to copepodamides [5], polar lipids exuded by copepod grazers, allowing for a brighter flash when biol

149 erioplankton shifts in the water column, and copepod grazing on these picoplanktonic cyanobacteria.

150 diatom species evolved in response to heavy copepod grazing pressure in the presence of an abundant

151 f the phytoplankton has a profound effect on copepod growth and growth efficiency.

152 Conversely, copper addition enhanced copepod growth, with larger copepods produced at each pH

153 e from those in the seawater, suggesting the copepod gut hosts long-term, specialized communities.

154 Characterisation of marine copepod gut microbiome composition and its variability p

155 Copepod gut microbiomes were investigated quarterly over

156 detes and Actinobacteria were present in the copepod guts throughout the year, and showed synchronous

157 but divergent responses in the same habitat; copepods had higher oxygen-reactive absorbance capacity,

158 Thus, the antioxidant defence system of the copepods has a greater capacity to respond to oxidative

159 The results suggest that copepods have higher adaptive potential, owing to their

160 ion and abundance measurements indicate that copepods have the potential to influence the microbial c

161 vertebrates, including some superfamilies of copepod, have functionally and structurally similar myel

162 e found that dominant taxa, such as calanoid copepods, have conserved their thermal niches and tracke

163 marine food webs, biogeochemical cycles and copepod health.

164 up the food web (bottom-up control) through copepod herbivores to zooplankton carnivores because of

165 se resemblance to Recent mangrove-associated copepods highlights the antiquity of the specialized har

166 d beagles to varying densities of uninfected copepods in 2 liters of water to evaluate the number of

167 Late developmental stages of the marine copepods in the genus Calanus can spend extended periods

168 The copepods include evidence of the extant family Canthocam

169 decrease in holoplankton (dominated by small copepods), indicating a changing balance of benthic and

170 A copepod individual-based model coupled to an ice-ocean-b

171 s via drinking water that contains cyclopoid copepods infected with third stage larvae of D. medinens

172 2 liters of water to evaluate the number of copepods ingested during a drinking event.

173 We confirmed dogs can ingest copepod intermediate hosts while drinking; however, low

174 The copepod is resistant to this toxic alga, but little is k

175 Salmon lice, including the parasitic copepod Lepeophtheirus salmonis and related species, are

176 Here we observe a freely swimming copepod Leptodiaptomus sicilis in multiple perspectives

177 arnitine shuttle is absent from the calanoid copepod lineage.

178 Despite the ecological significance of copepods, little is known regarding the causes of copepo

179 First, copepods may attract and support the growth of copiotrop

180 Understanding how copepods may respond to ocean acidification (OA) is crit

181 tinct mechanisms provide a new view into how copepods may shape microbial communities in the open oce

182 d community transitioned to dominance by the copepod Metridia longa.

183 isolating a new infectious EhV strain from a copepod microbiome that these viruses are infectious.

184 ere, we test for a TMII in which a parasitic copepod modifies the predator-prey interaction between a

185 d across different life stages of a calanoid copepod, monitoring for lethal and sublethal responses.

186 of copepod mortality, and up to 35% of total copepod mortality cannot be accounted for by predation a

187 ods, little is known regarding the causes of copepod mortality, and up to 35% of total copepod mortal

188 frequently than has been reported for other copepod mt genomes.

189 m to identify the structural organization of copepod myelin and the likely mechanism for its formatio

190 Copepod myelin is an instructive example of convergent e

191 ults from Arctic under-ice investigations of copepod natural distributions associated with late-winte

192 We uncovered the SL trans-splicing in copepod natural populations, and demonstrated that Copep

193 stine counterparts on the development of the copepod nauplii (Tisbe battagliai) were investigated.

194 These results show that copepod nauplii have natural adaptive mechanisms to comp

195 data suggest that the tissues investing the copepod nervous system possess an organization that is a

196 thin sections through different parts of the copepod nervous system to identify the structural organi

197 icle) to surround inner substructures of the copepod nervous systems, and electron-lucent networks pe

198 phipod Melita plumulosa and the harpacticoid copepod Nitocra spinipes.

199 lita plumulosa, and the benthic harpacticoid copepod, Nitocra spinipes, were investigated.

200 changes, suggesting a link to variability in copepod nutritional content.

201 crustaceans and hexapods), and indicate that copepods occupy an important phylogenetic position relat

202 and abundant members of the ocean plankton (copepods of the genus Calanus) that play a key trophic r

203 ological taxonomy, and (5) the nonindigenous copepod Oithona davisae, not reported before in the Ches

204 al (mt) genome to infer phylogenies, but for copepods, only seven complete mt genomes have been publi

205 d GFP by horizontal gene transfer (HGT) from copepods or cnidarians or inherited it from the common a

206 e first to be noted across the boundaries of copepod orders and support the possibility that mt-gene

207 Seven copepod orders are monophyletic, including Platycopioida

208 ationships between representatives of all 10 copepod orders have been investigated using 28S and 18S

209 s of our species with those known from other copepod orders revealed the arrangement of mt genes of o

210 ose found within and among families of other copepod orders.

211 ges (nauplii, copepodites and adults) of the copepod Parvocalanus crassirostris.

212 When feeding, copepods passed P. bursaria through their digestive trac

213 t mt-gene arrangement might be used to infer copepod phylogenies.

214 , amphibians, birds, bryophytes, arthropods, copepods, plants and several microorganism taxa and sequ

215 mbers of marine mesozooplankton communities, copepods play critical roles in oceanic food webs and bi

216 port on genetic diversity within the pelagic copepod Pleuromamma abdominalis in the poorly known Sout

217 protein fused to Turbo-GFP derived from the copepod Pontellina plumata was generated as an EV report

218 anthropogenic and natural stress factors on copepod populations.

219 anthropogenic and natural stress factors on copepod populations.

220 may have an overall detrimental outcome for copepod populations.

221 Copepod predation can be seen as an ecological "catalyst

222 n), and for contaminant transfer to eggs and copepod predators.

223 syngnathid fish to approach highly sensitive copepod prey (Acartia tonsa) undetected.

224 nd net collections to identify and enumerate copepod prey species through the water column.

225 atching in sandeel and egg production of its copepod prey.

226 r sandeel (Ammodytes marinus, Raitt) and its copepod prey.

227 opepods, suggesting that they associate with copepods primarily via feeding.

228 oorganisms (diazotrophs) was investigated in copepods (primarily Acartia spp.) in parallel to that of

229 ddition enhanced copepod growth, with larger copepods produced at each pH compared to the impact of p

230 Less bioturbative copepods produced higher AVS and porewater DOC but exhib

231 ally with pH, food resource (Chl) maintained copepod production in spite of low pH levels.

232 ssues by exposing a keystone tropical marine copepod, Pseudodiaptomus annandalei, to copper (Cu) for

233 e due to high population productivity (e.g., copepods, pteropods).

234 s), it seems unlikely that dogs would ingest copepods readily through drinking.

235 Despite high predation pressure, planktonic copepods remain one of the most abundant groups on the p

236 st discovery of amber-preserved harpacticoid copepods, represented by ten putative species belonging

237 As a result, in the Arctic Ocean this copepod resides for part of the year in the hexachlorocy

238 ation factors (BAFs) to investigate how this copepod responds to the change in exposure to alpha-HCH.

239 dation of the protist Paramecium bursaria by copepods resulted in a >100-fold increase in the number

240 f the electron transport system in F2 hybrid copepods resulting from crosses of a pair of divergent p

241 ues globally employed to experimentally test copepod sensitivity to OA.

242 The copepods showed no clear signs of diapause preparation,

243 Structure modeling showed that the copepod slRNA folded into typical slRNA secondary struct

244 ositive temperature anomalies and changes in copepod species composition in the northern California C

245 Different copepod species exude distinct copepodamide blends that

246 vous system of the well-studied harpacticoid copepod species Tigriopus californicus.

247 DNA is evolving at a very rapid rate in this copepod species, and this could increase the likelihood

248 geographic distribution of a crucial endemic copepod species, Calanus glacialis, may respond to both

249 dence for active viral infection in dominant copepod species, indicating that viruses may significant

250 OA and highlight that the globally important copepod species, Oithona spp., may be more sensitive to

251 e investigate the mating behavior of two key copepod species, Temora longicornis and Eurytemora affin

252 asmic ribosomal proteins (cRPs) for a single copepod species.

253 on) budget showing that microplastic-exposed copepods suffer energetic depletion over time.

254 YN-A was detected from seawater and full-gut copepods, suggesting that the new N contributed by UCYN-

255 d in > 1 mum seawater particles and full-gut copepods, suggesting that they associate with copepods p

256 Kit(+/copGFP) mice harboring a copepod super green fluorescent protein (copGFP) complem

257 Chemical cues from grazing copepods suppress colony formation by a significant 60-9

258 ns the motion of flow tracers and planktonic copepods swimming freely at several intensities of quasi

259 We show that copepods synchronize the frequency of their relocation j

260 While the range of dinoflagellates and copepods tended to closely track the velocity of climate

261 educed to oxidised glutathione was higher in copepods than in pteropods, indicating lower oxidative s

262 characterized by an abundance of lipid-rich copepods that support rapid growth and survival of ecolo

263 key biota-large diatoms, dinoflagellates and copepods-that traditionally fuel higher tropic levels su

264 how distributional and abundance changes of copepods, the dominant group of zooplankton, have affect

265 Yet, evidence of such linkage for copepods, the most abundant metazoans in the oceans, rem

266 a group of eight small molecules released by copepods, the most abundant zooplankton in the sea, whic

267 tes are low; considering the small size of a copepod, these mesozooplanktonic crustaceans may serve a

268 ess in interpopulation hybrids of the marine copepod Tigriopus californicus has been traced to intera

269 Previous work on the harpacticoid copepod Tigriopus californicus has focused on the extens

270 The copepod Tigriopus californicus offers an alternative tha

271 The intertidal copepod Tigriopus californicus provides an excellent mod

272 The copepod Tigriopus californicus provides an interesting m

273 dy, we crossed populations of the intertidal copepod Tigriopus californicus to disrupt putatively coe

274 noflagellate Lingulodinium polyedrum and the copepod Tigriopus californicus).

275 that an abundant intertidal crustacean, the copepod Tigriopus californicus, has lost major genetic c

276 ation and hybrid breakdown in the intertidal copepod Tigriopus californicus, we have characterized th

277 d quantified environmental preference of the copepod Tigriopus californicus, which inhabits rocky-sho

278 ned in interpopulation hybrids of the marine copepod Tigriopus californicus.

279 sampled from seven populations of the marine copepod, Tigriopus californicus.

280 s on gonad and egg development, variation in copepod timing mostly responded to February temperature.

281 nd population level responses of the benthic copepod Tisbe battagliai across two generations.

282 e sensitivity" hypothesis (TICS) by exposing copepods to Cu and extreme temperature.

283 ing mechanism may account for the ability of copepods to reproduce in turbulent environments.

284 ve the potential to influence the ability of copepods to survive starvation and other environmental s

285 epodSL was a sensitive and specific tool for copepod transcriptomic studies at both the individual an

286 cDNAs, which led to the characterization of copepod transcripts and the cataloging of the complete s

287 Males of sapphirinid copepods use regularly alternating layers of hexagonal-s

288 are slow swimmers yet capture evasive prey (copepods) using a technique known as the 'pivot' feeding

289 ens by three native and widespread cyclopoid copepods, using functional response and prey switching e

290 a high prevalence of sea lice (ectoparasitic copepods) was first reported on juvenile wild pink salmo

291 Female copepods were exposed for 96 h to CD or MD in oil concen

292 Preadult copepods were incubated in seawater containing a mixed a

293 The dominant communities in starved copepods were Vibrio spp. and related Gammaproteobacteri

294 ember of the zooplankton community (calanoid copepods) were reduced 27% more than it would be predict

295 ingle cells are consumed by ciliates but not copepods, whereas colonies are consumed by copepods but

296 onclude that microplastics impede feeding in copepods, which over time could lead to sustained reduct

297 , experiments were conducted with nonexposed copepods with low lipid reserves.

298 residues were best explained by representing copepods with two toxicokinetic compartments: separating

299 amber holds the greatest diversity of fossil copepods worldwide.

300 Microbial processes in the copepod zoosphere may influence estimates of oceanic bac