ライフサイエンスコーパス: diatom

1 96%-99% identity), a cosmopolitan planktonic diatom.

2 utum) and centric (Thalassiosira pseudonana) diatom.

3 mirroring paradigms of low-Fe adaptation in diatoms.

4 ties compared to genomes of non-staurosiroid diatoms.

5 suitable for species-level identification of diatoms.

6 process and its mechanistic implications in diatoms.

7 xistence of an endogenous circadian clock in diatoms.

8 and prasinophyte green algae, as well as in diatoms.

9 eta-oxidation have not been characterised in diatoms.

10 light on the regulation of the daily life of diatoms.

11 tionarily intermediate plastids derived from diatoms.

12 water temperature seasons with dominance of diatoms.

13 tists exists; none, however are dedicated to diatoms.

14 understanding sexual reproduction in pennate diatoms.

15 section of carbon and nitrogen metabolism in diatoms.

16 y of microbial eukaryotes that interact with diatoms.

17 tionally replace 4D-Ca(v)s/Na(v)s in pennate diatoms.

18 lakoid membranes remain elusive in different diatoms.

19 that dinotoms have repeatedly replaced their diatoms.

20 and microscopically counted chytrid-infected diatoms.

21 into natural waters stimulates the growth of diatoms.

22 indrus, based on a comparison with temperate diatoms.

23 etic diversity and gene functions in benthic diatoms.

24 e as signaling molecules to nearby undamaged diatoms.

25 heir competitors of equivalent size, such as diatoms [1].

26 In diatoms, a dominant phylum in phytoplankton, NO was repo

27 The vertical distribution of DNRA rates and diatom abundance maxima coincided, suggesting that DNRA

28 and dissolved Fe measurements indicated that diatoms acquire Fe from solid particles.

29 To explore the evolutionary divergence of diatoms, additional model species are emerging, such as

30 Co-cultured diatoms also downregulated lipid biosynthesis genes and

31 cated in the endoplasmic reticulum, which in diatoms also represents the outermost plastid membrane.

32 Here we show that gene flow in a diatom, an ecologically important eukaryotic microbe, is

33 e analysis and metatranscriptomics suggested diatom and dinoflagellate-dominated communities.

34 nes producing RsRubisco containing alternate diatom and red algae S-subunits were nonviable as CO(2)-

35 sed high-resolution fossil pollen, charcoal, diatom and sediment chemistry data from the iconic archa

36 tes attachment of beneficial bacteria to the diatom and simultaneously suppresses the attachment of o

37 irm independent iron-acquisition pathways in diatoms and characterize their preferred substrates.

38 high nutrient, fresher environments whereas diatoms and dinoflagellates dominated higher salinity se

39 d from their diet of plankton, in particular diatoms and flagellates.

40 N(2)-fixing cyanobacteria are symbiotic with diatoms and haptophytes.

41 of the multiple iron-uptake systems used by diatoms and help us better predict the influence of iron

42 nt was mechanistically linked to Fe-stressed diatoms and high mesozooplankton fecal pellet production

43 e protein sequence was found in other marine diatoms and may play an important role in their response

44 nkton community shifts to lightly-silicified diatoms and non-silicifying plankton at the onset of sil

45 onserved C-terminal domain was identified in diatoms and other stramenopiles, questioning if ALB3b pr

46 However, mechanisms that enable diatoms and other unicellular eukaryotes to nurture spec

47 he process of cell pairing in pennate marine diatoms and present field evidence of its occurrence in

48 n uptake entails a close association between diatoms and siderophore-producing organisms during low-i

49 ent three new records of silicon isotopes in diatoms and sponges from the Southern Ocean that togethe

50 and increases in both the proportion of dead diatoms and the diatom assemblage sedimentation rate.

51 For example, 'diatom' and 'meroplankton' lifeforms showed strong align

52 ophyta (green algae), three Bacillariophyta (diatoms) and one cyanobacterium, all of which consistent

53 ightly coupled to the cell cycle in a marine diatom, and that arresting cells in the G1 phase leads t

54 in phytoplankton, including dinoflagellates, diatoms, and haptophytes (prymnesiophytes).

55 In green algae, diatoms, and mosses, NPQ depends on the light-harvesting

56 duction in (13) C-rich phytoplankton such as diatoms, and/or a change in phytoplankton physiology dur

57 Diatoms are a diverse and globally important phytoplankt

58 Diatoms are a major group of high omega 3-fatty acid pro

59 Diatoms are among the few eukaryotes known to store nitr

60 Diatoms are among the most globally distributed and ecol

61 Diatoms are an ecologically fundamental and highly diver

62 In large regions of the surface ocean diatoms are both responsible for the majority of primary

63 Although it is well established that diatoms are common first responders to nutrient influxes

64 Diatoms are found universally in waters around the world

65 Usually, diatoms are identified using characteristics of their ex

66 Diatoms are known for their intricate, silicified cell w

67 Diatoms are one of the most diverse and ecologically imp

68 Diatoms are photosynthetic microorganisms of great ecolo

69 Diatoms are the largest group of heterokont algae with m

70 Benthic diatoms are the main primary producers in shallow freshw

71 Unicellular eukaryotic diatoms are the main primary producers in this environme

72 Diatoms are the world's most diverse group of algae, com

73 Diatoms are unicellular microalgae whose cell walls are

74 t theories related to the crime and proposes diatoms as a feasible methodology to constrain seasonal

75 luca scintillans which has recently replaced diatoms as the dominant winter, bloom forming organism.

76 on of RITMO1-like proteins in the genomes of diatoms as well as in other marine algae, which may indi

77 ve Lhcx proteins, differs from that of other diatoms, as well as from plants.

78 Thus, the antenna organization of centric diatoms, as well as the distribution of different photop

79 Here we present a sedimentary diatom assemblage and diatom isotope dataset from Schrad

80 both the proportion of dead diatoms and the diatom assemblage sedimentation rate.

81 seek a proxy for deformation in a network of diatom assemblages comprising 452 species in 273 lakes a

82 hat such interactions can play a key role in diatom associated ecosystem functions, such as the marin

83 ofibers resulted in lower MPB biomass, fewer diatom-associated fatty acids (FAs), and an increase in

84 n taxa of contrasting nutritional value: the diatom Asterionella formosa and the filamentous cyanobac

85 ted multiomics approach using the ubiquitous diatom Asterionellopsis glacialis to reveal how it modul

86 w cm of the sea ice and dominated by pennate diatoms attached to the ice matrix.

87 Diatoms (Bacillariophyta) are ubiquitous microalgae whic

88 Here we present the first diatom-based high-resolution quantitative reconstruction

89 study adds elements to our understanding of diatom biology and offers perspectives to elucidate time

90 ted in photosynthetic impairment and loss of diatom biomass in proportion to the supplied AgNP dose.

91 high density Ag NPs inside the nanopores of diatom biosilica, which is not achievable by traditional

92 This paper explores the potential of diatom-biosilica as a model tool to assist in the task o

93 The results suggest that diatom-biosilica is non-cytotoxic to J774.2 macrophage c

94 The overall findings suggest diatom-biosilica offers a unique platform for in-depth i

95 totoxicity and pro-inflammatory reactions to diatom-biosilica.

96 Diatom bloom events were observed in all enclosures, wit

97 ilicic acid limitation terminates the spring diatom bloom in the AASP and the sinking of the senescen

98 The spring diatom bloom in the Arctic Ocean accounts for significan

99 understanding the future of the AASP spring diatom bloom requires models that explicitly consider ch

100 During a 6-week study, diatoms bloomed and progressively consumed silicic acid

101 Diatom blooms are important features of productive marin

102 concentrations than nitrate, which suggests diatom blooms may deplete Si before N.

103 ences for the spatial and temporal extent of diatom blooms, thus impacting ecosystem productivity and

104 Here, high-resolution diatom-bound nitrogen isotope measurements from the Indi

105 Further, the diatom C. meneghiniana benefits more from mineral dust p

106 However, when stressed or wounded, diatoms can produce oxylipin molecules known to inhibit

107 Diatom cell walls, called frustules, are main sources of

108 l infection of the bloom-forming, planktonic diatom Chaetoceros socialis induces the mass formation o

109 so observed in cultures of the bloom-forming diatom Chaetoceros tenuissimus, where Si stress accelera

110 ification of phototrophic eukaryotes such as diatoms, coccolithophorans and dinoflagellates.

111 a ice samples revealed chytrids parasitizing diatoms collected across the Arctic that notably infecte

112 NO and oxylipin production help to structure diatom communities, in part by modulating interactions w

113 levate disease incidence on algae and reduce diatom concentrations.

114 Diatoms contain higher numbers of antenna proteins than

115 d for up to 50% of organic carbon in sinking diatom-containing particles, thus substantially contribu

116 marine, aquatic and terrestrial ecosystems, diatoms contribute ~ 45% of global primary production.

117 rbon pump other than broad paradigms such as diatoms contributing disproportionally to carbon export.

118 al abundance leading to the possibility that diatoms could constrain the time of year when an object

119 logical change in phytoplankton (from spring diatoms, cryptophytes and greens to summer cyanobacteria

120 insights into light manipulation regimes for diatom cultivation that will help to maximize production

121 tly available genome sequence of the centric diatom Cyclotella cryptica to analyze gene sequences for

122 equent growth studies of the marine planktic diatom Cyclotella meneghiniana in artificial sea-water (

123 While diatom DabA and seaweed KabA enzymes share a common evol

124 e based on the oxygen isotope composition of diatoms (delta(18)O(diatom)) from a marine core located

125 mediate programmed cell death in response to diatom-derived polyunsaturated aldehydes.

126 Diatoms developed a complementary and/or alternative tun

127 The diatom Didymosphenia geminata has gained notoriety due t

128 Diatoms differ from the green lineage of oxygenic organi

129 ngoing summertime decline of key biota-large diatoms, dinoflagellates and copepods-that traditionally

130 ctic char (Salvelinus alpinus) and increased diatom diversity point to a positive ecosystem response

131 Diatom dominance in contemporary aquatic environments in

132 eterotrophic bacteria during the course of a diatom-dominated bloom in the German Bight, North Sea.

133 y producers to OA, especially in waters with diatom-dominated phytoplankton assemblages.

134 The North Atlantic is characterized by diatom-dominated spring blooms that results in significa

135 bon dioxide into particulate organic carbon, diatoms effectively couple the silicon (Si) and carbon c

136 Functional characterization of diatom EukCatAs indicates that they are voltage-gated Na

137 ities have been widely shown to benefit from diatom excretions that accumulate within the microenviro

138 everal taxa, including the globally abundant diatoms, exhibit membrane excitability [8-10].

139 We hypothesized that diatom exudates may tune microbial communities and emplo

140 While the pathways of diatom fatty acid and TAG synthesis appear to be well co

141 Cyanobacteria and diatoms formed distinctly coloured zones and were closel

142 tion was observed in dark anoxic cultures of diatoms (Fragilariopsis sp.) and a chlorophyte (Pyramimo

143 into the genome evolution of a cold-adapted diatom from the Southern Ocean, Fragilariopsis cylindrus

144 d siliceous shells (frustules) of freshwater diatoms from a well-dated undisturbed sediment core in a

145 The Cooper bill contained diatoms from summer bloom species suggesting that the mo

146 n isotope composition of diatoms (delta(18)O(diatom)) from a marine core located at the north-eastern

147 roless-deposited Ag seeds at nanometer sized diatom frustule surface, which provides high density hot

148 roplets with pinpoint accuracy into a single diatom frustule with dimension around 30micromx7micromx5

149 Raman scattering (SERS) substrate based on a diatom frustule with in-situ synthesized silver nanopart

150 Abundances of freshwater diatom frustules exported to Eel Canyon sediment from 19

151 Diatom frustules from AQ1 are more effective and could b

152 bined with the strong hydrophilic surface of diatom frustules is capable of concentrating the analyte

153 ances with the photonic crystal structure of diatom frustules.

154 We previously demonstrated that certain diatom genomes encode 4D-Ca(v)/Na(v)s [4] but also prote

155 in the CCMP470 genome are not known in other diatom genomes, which otherwise does not hold big novelt

156 The processed dust treatment enhanced diatom growth owing to dissolved Fe (DFe) content.

157 How diatoms have adapted to this extreme environment is larg

158 SP and the sinking of the senescent and dead diatoms helps drive carbon sequestration.

159 chanism as a 3-step process in which pennate diatoms (i) vertically reorient while sinking from surfa

160 in nitrogen utilization in the model pennate diatom in Phaeodactylum tricornutum, we obtained a syste

161 w the reconstruction of changes occurring in diatoms in a key phase of their life cycle, providing hi

162 monium (DNRA) and diel vertical migration of diatoms in phototrophic microbial mats and the underlyin

163 facilitates virus infection and mortality in diatoms in the highly productive coastal waters of the C

164 e significance of siderophore utilization by diatoms in the marine environment.

165 The ecological prominence of diatoms in the ocean environment largely results from th

166 ion between an atom and a nearly homonuclear diatom, in which the two atoms have almost the same mass

167 The diatoms include both centric species, which may have rad

168 f mineral dust proxies added to ASW showed a diatom-induced increased formation of goethite, where th

169 community and particularly the prominence of Diatoms inferred from silicate drawdown, drive interannu

170 Iron uptake by diatoms is a biochemical process with global biogeochemi

171 present a sedimentary diatom assemblage and diatom isotope dataset from Schrader Pond, located ~80 k

172 etain the diatoms permanently by controlling diatom karyokinesis.

173 The ecological success of diatoms, key contributors to photosynthesis, is partly b

174 The main light-harvesting complexes of diatoms, known as fucoxanthin-chlorophyll proteins (FCPs

175 sis with high-light acclimation in the outer diatom layer, and low-light acclimation in the underlyin

176 on has been well-studied in large eukaryotic diatoms, less is known for small, prokaryotic marine pic

177 unappreciated role of viruses in regulating diatom life cycle transitions and ecological success.

178 these proteins are found distributed across diatom lineages, suggesting the significance of sideroph

179 idual organic compounds and 0.2 mum filtered diatom lysate significantly enhanced the growth of this

180 The diatoms maintain their nuclei, mitochondria, and the end

181 Despite the ecological relevance of diatoms, many aspects of their photosynthetic machinery

182 ysiological framework of Si availability and diatom-mediated biogeochemical cycling.

183 ransporter systems, we hypothesize that nine diatom metabolites supported the majority of bacterial g

184 Diatom mitochondrial alternative oxidase (AOX) is believ

185 become the most important model systems for diatom molecular research, ranging from cell biology to

186 rate of isotherm movement), the range of the diatoms moved much more slowly.

187 ccus anophagefferens (Quantuck Bay, NY), and diatoms (Narragansett Bay, RI) show active infections by

188 this study, the frustules from two cultured diatoms, Nitzschia bilobata (AQ1) and Psammodictyon pand

189 nvestigate the cellular and genetic basis of diatom NO3(-) assimilation, we generated a knockout in t

190 on-associated loss and/or envelopment of the diatom nuclei infers a necrotrophic-pathogenic interacti

191 and exhibits unique dynamics to maintain the diatom nuclei: the nuclei change their morphologies into

192 and isotopologues) with atoms (F, Cl, O) and diatoms (OH), with inclusion of also rotational mode spe

193 This study found diatoms on a recovered bill which indicates that the mon

194 tical tool for the detection and counting of diatoms on samples after short-term field exposure.

195 nted as a fast and simple approach to detect diatoms on two-channel (fluorescence and phase-contrast)

196 o the mineralization of silica cell walls of diatom organisms.

197 Diatoms outcompete other phytoplankton for nitrate, yet

198 chrophytes, a major group of algae including diatoms, pelagophytes and kelps, that possess plastids d

199 D. kwazulunatalensis is able to keep several diatoms permanently and exhibits unique dynamics to main

200 ved that the host dinoflagellates retain the diatoms permanently by controlling diatom karyokinesis.

201 as few as two or three key OTUs, i.e. large diatoms, Phaeocystis, and mixotrophic/phagotrophic dinof

202 reductase gene (NR-KO) of the model pennate diatom Phaeodactylum tricornutum In NR-KO cells, N-assim

203 zipper (bZIP)-LOV of aureochrome 1a from the diatom Phaeodactylum tricornutum indicated a signal prog

204 Loss of ALB3b in the marine diatom Phaeodactylum tricornutum leads to a striking cha

205 Exposure of the diatom Phaeodactylum tricornutum to the dinoflagellate O

206 HC mRNA regulation by oxylipin exposure, the diatom Phaeodactylum tricornutum was treated with a subl

207 iron-acquisition genes in the model pennate diatom Phaeodactylum tricornutum We describe components

208 Using the model diatom Phaeodactylum tricornutum we generated AOX knockd

209 itation to identify centromeres of the model diatom Phaeodactylum tricornutum We observed 25 unique c

210 We have engineered the marine diatom Phaeodactylum tricornutum, accumulating high leve

211 Here we show that a population of the model diatom Phaeodactylum tricornutum, after growing under el

212 ght-dependent metabolic changes in the model diatom Phaeodactylum tricornutum.

213 roGFP targeted to various organelles in the diatom Phaeodactylum tricornutum.

214 ere used to determine PtMACAD1's role in the diatom Phaeodactylum tricornutum.

215 ty consisting of well-characterized cultured diatoms (Phaeodactylum tricornutum and Thalassiosira wei

216 to G1-phase cell cycle arrest in the marine diatom, Phaeodactylum tricornutum, by binding to two cyc

217 ity and environmental significance, very few diatom plastid genomes (plastomes) have been sequenced a

218 patterns of nucleotide substitution rates of diatom plastids across the entire suite of plastome prot

219 Diatom plastids show several peculiarities when compared

220 cally adapted nucleotide transport system in diatom plastids.

221 understanding of the molecular evolution of diatom plastomes and provides a foundation for future st

222 uate the spatio-temporal evolution of atoms, diatoms, polyatomic molecules, and nanoparticles in situ

223 ic responses of strains from the same Arctic diatom population diverge and whether the physiology and

224 the main energy generating metabolism of the diatom population.

225 out how viral infection specifically impacts diatom populations.

226 Diatoms possess an impressive capacity for rapidly induc

227 s and genome-enabled studies have shown that diatoms possess unique features of nitrogen metabolism h

228 hese elevated silica fluxes may explain high diatom productivity observed during the last glacial-int

229 yll a by up to approximately 40-fold, led to diatom proliferation, and reduced community diversity.

230 Using the marine planktonic diatom Pseudo-nitzschia multistriata, we investigated th

231 We found that the diatoms rapidly accumulated NO(3) (-) at the mat-water i

232 ynamics were reconstructed using pollen, and diatom records provided measures of primary production f

233 Notably, we show that diatom recovery from P limitation requires rapid and sub

234 nicellular eukaryotic phytoplankton, such as diatoms, rely on microbial communities for survival desp

235 n the vital nutrients P and N and maximizing diatom resource competition in regions of pulsed nutrien

236 ide (NO) and oxylipin signalling pathways in diatoms respond to protist grazers, resulting in increas

237 Diatoms respond within daily timescales to variables inc

238 Diatom responses to AgNP, free Ag(I) species, and dialys

239 in processes central to the cell biology of diatoms, revealing that cross-talk between mitochondria

240 Here, six years of monthly diatom samples from three independent streams, each rece

241 Diatoms secrete a significant amount of polysaccharides,

242 erence genome for the marine biofilm-forming diatom Seminavis robusta, showing that gene family expan

243 -dependent metabolic heterogeneity regulates diatoms' sensitivity to environmental stressors in the o

244 ent marine phytoplanktonic organisms such as diatoms show robust diel rhythms, the mechanisms regulat

245 s sensitive to water quality changes such as diatoms, single-celled algae that are a ubiquitous compo

246 odefence mechanisms developed by the coastal diatom Skeletonema marinoi were performed.

247 r responses of a globally distributed marine diatom, Skeletonema costatum, in utilizing adenosine-5'-

248 f Pinnularia borealis, a rare biosphere soil diatom species complex, using a global sampling of >800

249 Arctic that notably infected 25% of a single diatom species in the Bering Sea.

250 During herbivory, marine diatom species release oxylipins that impair grazer repr

251 Some diatom species such as Asterionella formosa have a broad

252 work through several case studies: competing diatom species under fluctuating temperature, plant-soil

253 C1 cells form intracellular infection of key diatom species, establishing that intracellular coloniza

254 AgCys(-) complexes were bioavailable to this diatom species.

255 of trimeric FCPa complexes with the centric diatom-specific Lhcx protein, Lhcx6_1, as subunit.

256 thers), diffuse biofilm oxides, and internal diatom-specific Mn-rich nodules.

257 These results demonstrate that diatom spore formation is an effective defense strategy

258 Many diatoms store photosynthate as the neutral lipid triacyl

259 ic and molecular information to reclassify a diatom strain CCMP470, previously annotated as a radial

260 Here, we show that a marine diatom survives high, previously lethal, temperatures af

261 microcosm experiment, in which eight marine diatoms systems with different correlations between trai

262 ensis is a kleptoplastic protist keeping its diatoms temporarily, only for two months.

263 for example, cell walls, insect scales, and diatom tests.

264 we conducted incubation experiments with the diatom Thalassiosira hyalina under present-day and futur

265 cellular superoxide production by the marine diatom Thalassiosira oceanica are described.

266 e growth and physiology of the oil-sensitive diatom Thalassiosira pseudonana and how they shape the s

267 ered differential expression of >80 genes in diatom Thalassiosira pseudonana CCMP1335 that are homolo

268 on of stable supercomplexes from the centric diatom Thalassiosira pseudonana was achieved.

269 on-related cellular responses for the marine diatom Thalassiosira pseudonana.

270 oxide nanoparticles (ZnO-NPs) to the marine diatom Thalassiosira pseudonana.

271 yphosphate was not bioavailable to the model diatoms Thalassiosira weissflogii and Thalassiosira pseu

272 Here we measured the responses of a marine diatom, Thalassiosira pseudonana, to high and low concen

273 This contrasts a model diatom, Thalassiosira pseudonana, which transported pseu

274 this prediction in experiments with a marine diatom, Thalassiosira pseudonana: Topt decreases by 3-6

275 edox-dynamic ecosystem selects for migratory diatoms that can store nitrate for respiration in the ab

276 the dynamic conditions select for migratory diatoms that perform DNRA and can outcompete sessile den

277 has been given to the ecological dynamics of diatoms through repeated seasonal cycles when assessing

278 r mechanisms underlying the responses of the diatom to ZnO-NPs and Zn(2+) under various regimes of te

279 This unique configuration allows diatoms to efficiently adjust to changing nitrogen statu

280 a(2+) signaling thus governs the capacity of diatoms to rapidly sense and respond to P resupply, medi

281 onal regulation involved in the responses of diatoms to silicon is poorly understood.

282 ophic-parasitism, facilitating the export of diatoms to the sediment [15, 16].

283 peting Ulva and dinoflagellates outcompeting diatoms under elevated pCO2.

284 hesis pathway that clarifies the role of the diatom urea cycle.

285 Here, we show that P-limited diatoms use a Ca(2+)-dependent signaling pathway, not pr

286 We conclude that diatoms utilise mitochondrial beta-oxidation; this is in

287 tatranscriptomic analysis of cell-associated diatom viruses and targeted quantification of extracellu

288 r, precludes thermal adaptation, leaving the diatom vulnerable to high temperatures.

289 Counting diatoms was evaluated on a data set of 600 microscopy im

290 alis), as recruitment of both macroalgae and diatoms were favored in elevated nutrient conditions.

291 When diatoms were physically separated from mineral dust part

292 rcode is an open-access library dedicated to diatoms which has been maintained since 2012.

293 ived from the silicon isotope composition of diatoms, which dominate aquatic primary productivity.

294 wever, only a few of these have investigated diatoms, which is disproportionate to their contribution

295 a genome-wide profile of transcript ends in diatoms, which is distinct from that of higher plants, a

296 ow dinuclear metallacycles that can trap the diatom while electrons from an externally bound group 1

297 eria are strongly conserved in other benthic diatoms while many species-specific genes are strongly u

298 ved in other dinotoms that possess permanent diatoms, while they have never been observed in any othe

299 Phaeodactylum tricornutum is one of only two diatoms whose genomes have been completely sequenced, le

300 the colonization biomass of green algae and diatoms, with estimated EC(20) values well below the Fe