ライフサイエンスコーパス: phytoplankton

1 of carbon, nitrogen and phosphorus found in phytoplankton).

2 mulates CO2 consumption by photosynthesizing phytoplankton.

3 Hg concentrations in zooplankton compared to phytoplankton.

4 lakes, but rather to the low availability of phytoplankton.

5 diverse and ecologically important groups of phytoplankton.

6 drivers of evolution in single-celled marine phytoplankton.

7 nteractions with diatoms and other siliceous phytoplankton.

8 ocean, lives in symbiosis with single-celled phytoplankton.

9 with rhythmic photobiological indicators in phytoplankton.

10 yanobacteria are the major components of the phytoplankton.

11 essed ash a significant source of Fe(II) for phytoplankton.

12 ported by a very active CEF in psychrophilic phytoplankton.

13 more nitrogenous nutrients for the growth of phytoplankton.

14 ent iron acquisition mechanisms among modern phytoplankton.

15 g cyanobacteria and, potentially, eukaryotic phytoplankton.

16 istributions, but do not correspond to known phytoplankton.

17 uted to increase in temperature, sea ice and phytoplankton.

18 lated cell death responses observed in other phytoplankton.

19 Modeled bioaccumulation factors for phytoplankton (10(2.4)-10(5.9)) are more variable than t

20 et) transamination pathway as macroalgae and phytoplankton(10).

21 ing over several weeks to smaller and motile phytoplankton(4).

22 We show that phytoplankton abundance increased since the 1960s in par

23 luating and further understanding drivers of phytoplankton abundance, resolving differences attributa

24 responded to variations among the levels of phytoplankton and bacteria in the seawater.

25 e accompanied by equally important shifts in phytoplankton and bacterial community structure.

26 r results show that the growth rates of both phytoplankton and bacterioplankton populations were sign

27 ow three end points, carbon transfer between phytoplankton and Daphnia magna, D. magna mobility and g

28 will lead to a variety of effects on marine phytoplankton and ecosystems.

29 rctic Peninsula (WAP) sea ice, oceanography, phytoplankton and encrusting zoobenthos have been monito

30 nthic and pelagic energy pathways connecting phytoplankton and fish, (ii) depresses trophic transfer

31 likely consequences for grazing pressures on phytoplankton and hence for biogeochemical cycling, high

32 Therefore, phytoplankton and heterotrophic community dynamics are i

33 tary statistical analysis of 13 data sets of phytoplankton and periphyton communities exposed to chem

34 Phytoplankton and prokaryotic communities correlated bet

35 munity variation from daily rRNA analysis of phytoplankton and prokaryotic community members followin

36 A prospective study of marine phytoplankton and reported illness among recreational be

37 ions between recreational exposure to marine phytoplankton and reports of eye irritation, respiratory

38 obacter subtypes and the interaction between phytoplankton and the environment explained an additiona

39 sfully reproduces measured concentrations in phytoplankton and zooplankton across diverse sites from

40 h low allochthony (< 0.3) had wide ranges of phytoplankton and zooplankton biomass and production, de

41 At coarse levels of taxonomic aggregation, phytoplankton and zooplankton community composition show

42 e by removing the strict distinction between phytoplankton and zooplankton from a global model of the

43 estrial particulate organic carbon (TPOC) on phytoplankton and zooplankton in five whole-lake experim

44 0.3) had low biomass and production of both phytoplankton and zooplankton.

45 Plankton comprises unicellular plants - phytoplankton - and generally small (millimetres or less

46 luid dynamic niches of motile and non-motile phytoplankton, and highlights that rapid responses to hy

47 ne water column, wherein HCB associated with phytoplankton are better tuned to degrading crude oil hy

48 Many species of phytoplankton are motile and undertake diel vertical mig

49 Concentrations of cyclic VMS in phytoplankton are negatively correlated with sea surface

50 Phytoplankton are responsible for about 45% of global an

51 Highest MeHg concentrations in phytoplankton are simulated under low dissolved organic

52 e yet mechanisms of AgNPs toxicity to marine phytoplankton are still not well resolved.

53 Although phytoplankton are the major source of marine dissolved o

54 This work highlights the phycosphere of phytoplankton as an underexplored biotope in the ocean w

55 hs, the impact of PCD on the fate of natural phytoplankton assemblages and its role in aquatic biogeo

56 position following incubation with different phytoplankton assemblages or a no-phytoplankton control.

57 , especially in waters with diatom-dominated phytoplankton assemblages.

58 bly, the oil biodegradation potential of the phytoplankton-associated community exceeded that of the

59 ia (HCB), yet it is not understood how these phytoplankton-associated HCB would respond in the event

60 Phytoplankton-associated subtypes and differentiation in

61 d compare it to that of the free-living (non phytoplankton-associated) bacterial community.

62 ntrol) and top-down (AMO control) forcing on phytoplankton at decadal timescales.

63 Phytoplankton-bacteria interactions drive the surface oc

64 Both nitrogen sources stimulated bulk phytoplankton, bacterial and DOM production and enriched

65 Diatoms constitute a major phylum of phytoplankton biodiversity in ocean water and freshwater

66 ling season by quantifying the dependence of phytoplankton biomass (as indicated by satellite chlorop

67 ntration in the bay remained at half, as did phytoplankton biomass (C), compared to pretreatment cond

68 orted by stronger correlations found between phytoplankton biomass and LMW-DON than other N forms.

69 ge of understanding the temporal dynamics of phytoplankton biomass and predicting its future change.

70 In recent decades, phytoplankton biomass and production in the Laurentian G

71 s are elements in repeating annual cycles of phytoplankton biomass and they have significant ecologic

72 Temporal changes in phytoplankton biomass are governed by complex predator-p

73 le ecosystem impairments caused by increased phytoplankton biomass as chlorophyll-a (chl-a).

74 These ocean oases increase nearshore phytoplankton biomass by up to 86% over oceanic conditio

75 Ice scour coupled with low phytoplankton biomass drove a phase shift to high mortal

76 Phytoplankton biomass increased with P load and planktiv

77 Phytoplankton biomass is particularly influential near c

78 edenitrification BNR effluents produced more phytoplankton biomass than CAS effluents despite lower N

79 surveyed, creating near-island 'hotspots' of phytoplankton biomass throughout the upper water column.

80 es, reduce their grazing pressure, and allow phytoplankton biomass to build.

81 to the most significant reductions in total phytoplankton biomass without this shift occurring, beca

82 ntained levels of chlorophyll a, a proxy for phytoplankton biomass, characteristic of meso- to eutrop

83 in the NASG can be warmer and host a higher phytoplankton biomass.

84 er values for chlorophyll a, 15.8% of summer phytoplankton biovolume and 25.3% of summer zooplankton

85 arctica on six occasions throughout a summer phytoplankton bloom (November-March).

86 l output (maximum 5 days) to investigate how phytoplankton bloom timing changes in response to projec

87 the timing, magnitude and composition of the phytoplankton bloom.

88 Strong phytoplankton blooming in tropical-cyclone (TC) wakes ov

89 hase driven by sinking organic matter during phytoplankton blooms and the filter-feeding behavior of

90 Intense annual spring phytoplankton blooms and thermohaline stratification lea

91 Phytoplankton blooms are a worldwide problem and can gre

92 Phytoplankton blooms are elements in repeating annual cy

93 Recent studies have reported extensive phytoplankton blooms beneath ponded sea ice during summe

94 Phytoplankton blooms beneath snow-covered ice might beco

95 In line with our findings, phytoplankton blooms downstream of South Georgia are mor

96 investigated such successions during spring phytoplankton blooms in the southern North Sea (German B

97 Expansive ice cover supported phytoplankton blooms of filamentous diatoms.

98 Spatial characteristics of phytoplankton blooms often reflect the horizontal transp

99 Climate affects the timing and magnitude of phytoplankton blooms that fuel marine food webs and infl

100 owth) and ice-shelf losses (resulting in new phytoplankton blooms which are eaten by benthos) are the

101 tion (but not peak or integrated biomass) of phytoplankton blooms, both in directly sampled, local sc

102 es have emerged in the literature to explain phytoplankton blooms, but over time the basic tenets of

103 es and ions coincided with the second of two phytoplankton blooms, signifying the influence of ocean

104 antial inter-annual variation between spring phytoplankton blooms, the accompanying succession of bac

105 which is highly bioavailable and stimulates phytoplankton blooms.

106 o our understanding of ecological impacts of phytoplankton blooms.

107 taset and potentially linked with eukaryotic phytoplankton blooms.

108 subpolar gyre (NASG), which hosts extensive phytoplankton blooms.

109 e affected by freshwater-borne nutrients and phytoplankton blooms.

110 ous studies of sea spray aerosol impacted by phytoplankton blooms.

111 Thus, krill crop phytoplankton but boost new production via their nutrien

112 by 100000 times between seawater and marine phytoplankton, but levels vary across sites.

113 Iron is an essential nutrient for phytoplankton, but low concentrations limit primary prod

114 bottom-up processes, the top-down control of phytoplankton by copepods decreased over the same time p

115 ighlights the advanced level of control that phytoplankton can exert on their migratory behaviour.

116 Solar radiation absorbed by marine phytoplankton can follow three possible paths.

117 y ecosystem models can no longer assume that phytoplankton cannot adapt.

118 es of wind and nitrate, bottom-up control of phytoplankton cannot be described by either one alone, n

119 with the highest (>/= 75th percentile) total phytoplankton cell count was associated with eye irritat

120 ater samples were quantitatively assayed for phytoplankton cell count.

121 We evaluated the association between phytoplankton cell counts and subsequent illness among r

122 Daily total phytoplankton cell counts ranged from 346 to 2,012 cells

123 ropose that organic material associated with phytoplankton cell exudates is a likely candidate for th

124 The microenvironment surrounding individual phytoplankton cells is often rich in dissolved organic m

125 ng for 34 +/- 13% of 1589 +/- 448 eukaryotic phytoplankton cells ml(-1) (annual average) at Station A

126 significantly related to observed changes in phytoplankton chlorophyll concentration and the intensit

127 Analysis of phytoplankton chloroplast 16S rRNA demonstrated ten diff

128 ing the multifaceted biological relevance of phytoplankton chytridiomycosis, resulting from discussio

129 Monitoring phytoplankton classes in river networks is critical to u

130 in 90% acetone to assess the variability in phytoplankton classes, herbivory, and organic matter qua

131 Climate change is predicted to alter marine phytoplankton communities and affect productivity, bioge

132 Marine phytoplankton communities appear sensitive to climate ch

133 plex effects of higher CO2 concentrations on phytoplankton communities in coastal eutrophic environme

134 tential impacts on remineralization depth as phytoplankton communities respond to a warming climate.

135 ings suggest, therefore, that Southern Ocean phytoplankton communities tolerate "baseline" variabilit

136 Phytoplankton communities were dominated by Aphanizomeno

137 It is not clear how Southern Ocean phytoplankton communities, which form the base of the ma

138 ng the biodiversity and biomass of the local phytoplankton communities.

139 ical differences in cell size composition of phytoplankton communities.

140 osystems and their importance in structuring phytoplankton communities.

141 owever, variations in the composition of the phytoplankton community and particularly the prominence

142 The North Atlantic phytoplankton community appears poised for marked shift

143 The factors regulating phytoplankton community composition play a crucial role

144 O production, NO2(-) toxicity, and shifts in phytoplankton community composition.

145 in the extent of the oxygen minimum zone and phytoplankton community composition.

146 ti-nutrient limitations potentially increase phytoplankton community diversity.

147 it is likely that the observed shift from a phytoplankton community dominated by filamentous diatoms

148 preliminary field experiment with a natural phytoplankton community in the southeast Atlantic Ocean

149 Numerous regional studies have demonstrated phytoplankton community shifts to lightly-silicified dia

150 s well correlated with spatial variations in phytoplankton community structure and the export of ball

151 Phytoplankton community structure is shaped by both bott

152 tion between exposure to three categories of phytoplankton concentration and subsequent illness.

153 es, mediated by marine particles, especially phytoplankton, continued at least 5 mo following the cap

154 Phytoplankton contribute c. 50% of the global photosynth

155 different phytoplankton assemblages or a no-phytoplankton control.

156 Here we show that during phytoplankton deficiency, zooplankton (Daphnia magna) ca

157 uantify optimal environmental conditions for phytoplankton, defined as the wind/nitrate space that ma

158 ed that lower molecular weight (MW), labile, phytoplankton-derived compounds were degraded first, fol

159 continuous cultures on seawater amended with phytoplankton-derived DOM.

160 ed in situ stimulate the remineralization of phytoplankton-derived sinking organic matter, decreasing

161 s of aquatic ecosystems, the manner in which phytoplankton die critically determines the flow and fat

162 in their histories, with prasinophyte green phytoplankton diversifying 850-650 Mya.

163 Interactions between bacteria and phytoplankton during bloom events are essential for both

164 re complete drawdown of surface nutrients by phytoplankton during the ice ages is supported by some s

165 ce cover resulted in light limitation of the phytoplankton during winter.

166 variable climatic conditions dominate recent phytoplankton dynamics against a backdrop of nutrient ov

167 river networks is critical to understanding phytoplankton dynamics and to predicting the ecosystem r

168 iable climatic conditions strongly influence phytoplankton dynamics in estuaries globally.

169 copy is useful for monitoring and predicting phytoplankton dynamics in large river networks.

170 t research demonstrates the role of seasonal phytoplankton dynamics in the environmental fate of PCBs

171 nterest in the role of vitamins in governing phytoplankton dynamics, and illuminated amazing versatil

172 shallow lakes is a more complex interplay of phytoplankton dynamics, emission pathways, thermal struc

173 e show that vegetation (leaves, flowers, and phytoplankton) emits a wide variety of benzenoid compoun

174 ninsula margin, a region in which the modern phytoplankton environment is constrained by seasonal sea

175 Phytoplankton (eutrophication, biogeochemical) models ar

176 Applicability of phytoplankton fluorescence as a quick and effective ecol

177 hat the extinction was caused by a change in phytoplankton food source.

178 atios, we incubated dialysis bags containing phytoplankton from mesotrophic/eutrophic Muskegon Lake i

179 l Gyre, and the transcriptional responses of phytoplankton functional groups were assayed.

180 We also found that associations varied by phytoplankton group, with Cyanobacteria having the stron

181 In phytoplankton group-specific analyses, the category with

182 This indicates that the two major phytoplankton groups use a different B12 currency.

183 Diatoms are amongst the most successful phytoplankton groups, adapting to and surviving periods

184 The temporal dynamics of phytoplankton growth and activity have large impacts on

185 rn equatorial Pacific surface waters because phytoplankton growth fueled by nitrate (new production)

186 owed that chicken litter leachate stimulated phytoplankton growth greater than its coupled inorganic

187 and concentrated river DOM did not stimulate phytoplankton growth greater than their respective inorg

188 rus from sediments is critical in sustaining phytoplankton growth in many aquatic systems and is pivo

189 be responsible for stimulating the observed phytoplankton growth in the chicken litter leachate trea

190 sustain hypoxia and may potentially support phytoplankton growth in the surface water.

191 tation on nitrification, and a limitation on phytoplankton growth other than the commonly postulated

192 iron individually resulted in no significant phytoplankton growth over 48 hours.

193 relationship in which they are dependent on phytoplankton growth to fuel cobalamin production.

194 ctiluca may supply substantial nutrients for phytoplankton growth, especially following bloom senesce

195 se the availability of nitrogen often limits phytoplankton growth.

196 entific interest towards fungal parasites of phytoplankton has been gaining momentum in the past few

197 studies of recreational exposures to marine phytoplankton have been conducted.

198 Phytoplankton have been shown to harbour a diversity of

199 prokaryotic and eukaryotic photoautotrophs (phytoplankton) have an ancient evolutionary history on E

200 sentative of the photophysiological state of phytoplankton; however, the signal-to-noise ratio is una

201 observed in all dialysis bags with Bear Lake phytoplankton in July and August.

202 cell death (PCD) that are often observed in phytoplankton in response to a variety of stressors were

203 Cyanobacteria are important phytoplankton in the Baltic Sea, an estuarine-like envir

204 cus are the two most abundant and widespread phytoplankton in the global ocean.

205 wed that seven classes and sixteen genera of phytoplankton in the lake underwent major temporal chang

206 About half the carbon fixed by phytoplankton in the ocean is taken up and metabolized b

207 (HCB) may be commonly found associated with phytoplankton in the ocean, but the ecology of these bac

208 c cues are important survival strategies for phytoplankton in the ocean.

209 xchange and enhanced nutrient consumption by phytoplankton in the Southern Ocean have been linked to

210 trophic linkage between marine bacteria and phytoplankton in the surface ocean is a key step in the

211 Here we report that phytoplankton, including raphidophytes and dinoflagellat

212 n both silicifying and calcifying haptophyte phytoplankton, including some globally important coccoli

213 ratification of surface waters and long-term phytoplankton increase in subpolar regions, here we show

214 Based on these correlations, we propose the phytoplankton index as a proxy to reconstruct the stadia

215 ISIP2a is expressed by diverse marine phytoplankton, indicating that it is an ecologically sig

216 ses manipulate the physiology and ecology of phytoplankton, influence marine nutrient cycles, and act

217 Marine phytoplankton inhabit a dynamic environment where turbul

218 ent and other organisms, yet this process in phytoplankton is poorly defined.

219 How the newly discovered phytoplankton lineages contribute to food chains and ver

220 ccess and evolutionary trajectory of diverse phytoplankton lineages.

221 Blooms of marine phytoplankton may adversely affect human health.

222 in water clarity associated with declines in phytoplankton may have positive effects on benthic PP at

223 investigate the impact of eutrophication on phytoplankton MeHg concentrations.

224 xic water column eutrophication can increase phytoplankton MeHg content.

225 ing in a seasonal increase in both water and phytoplankton MeHg reservoirs above the halocline.

226 be of use in integrating models of vertical phytoplankton migrations in marine and freshwater ecosys

227 67% increase in the species richness of the phytoplankton, more evenly-distributed abundance, and hi

228 ibed have potential as indicators of mode of phytoplankton mortality, and of population growth.

229 The paradoxical enhancement in phytoplankton near an island-reef ecosystem--Island Mass

230 In diatoms, a dominant phylum in phytoplankton, NO was reported to mediate programmed cel

231 lankton and macrophytes, and have shown that phytoplankton nutritional quality is reduced, plankton c

232 Here, using historical environmental and phytoplankton observations, we characterize the realized

233 Eukaryotic phytoplankton of the red plastid lineage contain so-call

234 subtypes likely contribute to the effects of phytoplankton on Polynucleobacter subtype composition.

235 The effect of phytoplankton on specific Polynucleobacter subtypes was

236 16S rRNA demonstrated ten different dominant phytoplankton over 18 days alone, including four taxa wi

237 By down-regulating respiration, phytoplankton overcame the metabolic constraint imposed

238 s dark ROS production, which likely involved phytoplankton, particle-associated heterotrophic bacteri

239 We use these results to explain phytoplankton patterns in Massachusetts Bay and to provi

240 Marine phytoplankton perform approximately half of global carbo

241 Phytoplankton perform half of global biological CO2 upta

242 of years of data needed to detect a trend in phytoplankton phenology is relatively insensitive to dat

243 Phytoplankton photosynthesis is often inhibited by ultra

244 Changes in phytoplankton population abundances explained, on averag

245 While the crude oil severely impacted the phytoplankton population and was likely conducive to mar

246 ow cytometer continuously profiles microbial phytoplankton populations across thousands of kilometers

247 both abiotic (ocean temperature) and biotic (phytoplankton prey) drivers.

248 Phytoplankton primary production is at the base of the m

249 Marine phytoplankton produce approximately 10(9) tonnes of dime

250 Phytoplankton production drives marine ecosystem trophic

251 The large declines (5-45%) in phytoplankton production in the Great Lakes from the 197

252 onately to carbon sequestration(1), and most phytoplankton production is ultimately consumed by heter

253 ortant for understanding the contribution of phytoplankton production to the global carbon budget, pr

254 this shift in N-loading influences estuarine phytoplankton production, nutrient addition bioassays we

255 ts of dust (derived from the (232)Th proxy), phytoplankton productivity (using opal, (231)Pa/(230)Th

256 een associated with significant increases in phytoplankton productivity in recent years.

257 Increasing phytoplankton productivity is expected to fundamentally

258 ilability is an important factor controlling phytoplankton productivity.

259 The results indicate that phytoplankton pulses during winter can be as important i

260 Short winter phytoplankton pulses were observed to disappear from sur

261 m speciation and extinction rates to examine phytoplankton response to climate change in the southern

262 The prediction of phytoplankton response to climate change should be built

263 zooplankton is mainly based on high-quality phytoplankton rich in essential polyunsaturated fatty ac

264 Here we examine whether phytoplankton seasonal succession affects the compositio

265 ortalities on hosts, causing e.g. changes in phytoplankton size distributions and succession, and the

266 Phytoplankton species also have evolved strategies to co

267 The identification of phytoplankton species and microbial biodiversity is nece

268 oncentrating mechanism (CCM) of the dominant phytoplankton species during the growing season at Palme

269 s, while having little to no effect on other phytoplankton species in laboratory culture experiments.

270 a potential recognition cascade in a marine phytoplankton species that parallels better-understood v

271 which have been associated with PCD in other phytoplankton species.

272 The timing of the annual phytoplankton spring bloom is likely to be altered in re

273 Here we present a unique time-series of a phytoplankton spring bloom observed beneath snow-covered

274 ce cover and duration predetermine levels of phytoplankton stock and thus, influence virioplankton by

275 /- 0.024 in Atlantic surface water resembled phytoplankton stoichiometry (sulfur/nitrogen ~ 0.08), in

276 Biomineralization by marine phytoplankton, such as the silicifying diatoms and calci

277 of the random forest model demonstrate that phytoplankton taxonomic data outperform chlorophyll a in

278 and cause physiological stress in algae and phytoplankton that can favour disease development.

279 rious effects of strong turbulence on motile phytoplankton, these results point to an active adaptati

280 ons in pelagic and benthic energy flows from phytoplankton to fish, trophic transfer efficiencies, an

281 s across various habitats - from short-lived phytoplankton to long-lived corals - in response to envi

282 Responses of phytoplankton to OA may depend on the timescale for whic

283 Studies on the long-term responses of marine phytoplankton to ongoing ocean acidification (OA) are ap

284 years) covering multiple trophic levels from phytoplankton to predatory fish.

285 ed to document the response of bloom-forming phytoplankton to submarine groundwater discharge (SGD) i

286 ed organic phosphorus (DOP) is important for phytoplankton to survive the scarcity of dissolved inorg

287 sociated with a natural population of marine phytoplankton under oil spill-simulated conditions, and

288 s roughly an order of magnitude greater than phytoplankton uptake rates, and heterotrophic bacteria w

289 We enumerated small phytoplankton using flow cytometry and qPCR assays for p

290 at the stoichiometry of nutrient elements in phytoplankton varies within the ocean.

291 idemics would grow larger in lakes with more phytoplankton via three energetic mechanisms.

292 We identify in the genome of a phytoplankton virus, which infects the small green alga

293 mics, and illuminated amazing versatility in phytoplankton vitamin metabolism.

294 st polar benthos feeds on microscopic algae (phytoplankton), which has shown increased blooms coincid

295 fluence the growth of dinitrogen (N2)-fixing phytoplankton, which contribute a large fraction of prim

296 mic ratio is negative feedback regulation by phytoplankton, which may result in this ratio in algal a

297 he bioavailability of trace metals to marine phytoplankton, while electrochemical measurements with f

298 daptive capacity, so we cannot conclude that phytoplankton will be able to adapt to the changes antic

299 consequence, different relationships between phytoplankton, zooplankton, and their physical environme

300 fect of regulating the dynamics of nutrients-phytoplankton-zooplankton ecosystems and enhancing accum