ライフサイエンスコーパス: foraminifera

1 nymphids, chlorophyte green algae, ciliates, foraminifera).

2 ted to marine plankton (coccolithophores and foraminifera).

3 in two groups of protozoa: the Ciliates and Foraminifera.

4 lagic) had not been recognized as adapted by foraminifera.

5 egarding the monophyletic origin of planktic foraminifera.

6 ux per population generates a new species of foraminifera.

7 eep-sea corals and paired benthic-planktonic foraminifera.

8 the poleward range expansion of thermophilic foraminifera.

9 ally based on radiocarbon ages of planktonic foraminifera.

10 7000 years older than coexisting planktonic foraminifera.

11 magnesium/calcium composition of planktonic foraminifera.

12 reef corals and carbonate-associated benthic foraminifera.

13 from the cadmium/calcium ratio of planktonic foraminifera.

14 enitrification genes are highly conserved in foraminifera.

15 assess the effects of ocean deoxygenation on foraminifera.

16 bunit 1 (COI) gene sequences ("barcodes") of Foraminifera.

17 enthic community, dominated by nematodes and foraminifera.

18 the record of delta(18)O measured in benthic foraminifera.

19 atios (3.2 to 4.7 mmol/mol) compared to most foraminifera.

20 alization pathways within the same phylum of Foraminifera.

21 ils to diffuse into the cell center of large foraminifera.

22 da are the most prolific group of calcifying foraminifera.

23 racellular NO(3) (-) storage in denitrifying foraminifera.

24 patterns of depth partitioning by planktonic foraminifera.

25 ponses of marine organisms, such as planktic foraminifera.

26 story, population genetics and speciation in Foraminifera.

27 sister species of macroperforate planktonic foraminifera.

28 e to the presence of DNA from living benthic foraminifera.

29 c component of biomineralization in planktic foraminifera.

30 er 100 species (20%) of sea floor calcareous foraminifera.

31 arbon isotope variations in deep-sea benthic foraminifera.

32 nt benthic foraminifera, and rare planktonic foraminifera.

33 with rose Bengal to detect live specimens of foraminifera.

34 derived from the geochemistry of planktonic foraminifera.

35 elta(7)Li(SW)) reconstructed from planktonic foraminifera.

36 es of marine organisms, including planktonic foraminifera(1), diatoms, dinoflagellates(2), copepods(3

37 gnificant decrease in the shell thickness of foraminifera (18.9% and 42.4% across the PTME and 36.9-6

38 ize selectivity and underlying mechanisms in foraminifera, a common marine protozoa, remain controver

39 ns of ice-rafted debris and polar planktonic foraminifera--abrupt transitions to stadial conditions s

40 Detailed new records of microfossil foraminifera abundance and stable isotope ratios in deep

41 A decrease in (18)O/(16)O values of benthic foraminifera accompanying the most severe deoxygenation

42 gen isotope ratio measurements on planktonic foraminifera across four Dansgaard-Oeschger cycles (span

43 225 specimens representing 1,061 species and foraminifera across the PTME and early Toarcian oceanic

44 chiopods across the PTME, and by ~20-62% for foraminifera across the PTME and T-OAE, to compensate fo

45 Our data indicate that foraminifera actively incorporate methane-derived carbon

46 record, specifically that of the planktonic foraminifera, allows for high-resolution analyses of lar

47 O(2)), on a microbial eukaryote (the benthic foraminifera Ammonia parkinsoniana) using multiple appro

48 ssociated bacteria inside intertidal benthic foraminifera (Ammonia sp. (T6), Haynesina sp. (S16) and

49 ian invaders is the symbiont-bearing benthic foraminifera Amphistegina lobifera.

50 10 cm, the relative proportion of planktonic foraminifera amplicons rocketed, likely reflecting the h

51 s sulfidic environment leads to death of the foraminifera and an overgrowth of their empty shells by

52 ge that includes estimates of the planktonic foraminifera and of the warmer half of the benthic value

53 could redistribute and reduce populations of foraminifera and other calcifying plankton, which are pr

54 se of molluscs versus the marked turnover of foraminifera and reef faunas.

55 calibrations for the B/Ca proxy in planktic foraminifera and use them to calculate relative changes

56 n models to assess the footprint of planktic foraminifera and validate our method with proxy analyses

57 nts in the Bahamas, including ooids, corals, foraminifera, and algae.

58 irst calcareous true multichambered (serial) foraminifera, and compared this species with a large fus

59 plesiotumida-G. tumida lineage of planktonic foraminifera, and find both compelling evidence for the

60 , bivalves, and gastropods, abundant benthic foraminifera, and rare planktonic foraminifera.

61 Results show that foraminifera, and thus recorded palaeoclimatic condition

62 fferent, and some indicators (soil salinity, foraminifera) appeared to migrate more easily into lawns

63 Foraminifera are a species-rich phylum of rhizarian prot

64 Several bolivinid foraminifera are abundant in these oxygen-depleted setti

65 ls of marine microorganisms such as planktic foraminifera are among the cornerstones of palaeoclimato

66 terivory is an unlikely scenario, as benthic foraminifera are known to digest bacteria only randomly.

67 Benthic foraminifera are known to play an important role in mari

68 oceanographic conditions, while agglutinated foraminifera are often overlooked since their tests are

69 Therefore, foraminifera are projected to migrate polewards and redu

70 ialite mat surfaces and subsurfaces; thecate foraminifera are relatively abundant in all microbialite

71 te that delta(13)C(org-pforam) of planktonic foraminifera are remarkably similar to delta(13)C(org-PO

72 effects on marine benthic organisms such as foraminifera are still largely overlooked.

73 Benthic foraminifera are unicellular eukaryotes that inhabit sed

74 Foraminifera are unicellular protists capable of precipi

75 Fossil benthic foraminifera are used to trace past methane release link

76 ple genus of symbiont-bearing larger benthic foraminifera, are presently living close to their therma

77 ional, important implications for the use of foraminifera as paleoceanographic indicators.

78 due to oil pollution, and support the use of foraminifera as sentinel species.

79 s by comparing metabarcoding and microfossil foraminifera assemblages in sediment cores taken off New

80 feral denitrification is complemented by the foraminifera-associated microbiome.

81 ntify the emergence of the LDG in planktonic foraminifera at high spatiotemporal resolution over the

82 a, and (87)Sr/(86)Sr) measured in planktonic foraminifera at the mouth of the St.

83 Here we present the first foraminifera-based delta(11)B record from the north-east

84 New and published foraminifera biostratigraphy results suggest an age of t

85 A similar decrease has been observed in foraminifera-bound delta(15)N during warm periods of the

86 and the degree of nitrate consumption (using foraminifera-bound delta(15)N) from six cores in the cen

87 outh Atlantic reveal a pronounced decline in foraminifera-bound delta(15)N, concurrent with an increa

88 Here we use foraminifera-bound nitrogen (N) isotopes to show that wa

89 ific, we observe a >10 per mille increase in foraminifera-bound nitrogen isotopes ((15)N/(14)N) since

90 Foraminifera-bound nitrogen isotopes indicate that the t

91 e investigate the relationship of planktonic foraminifera-bound organic carbon isotopes (delta(13)C(o

92 erize the evolutionary radiation of planktic foraminifera by the test size distributions of entire as

93 global climate change documented in benthic foraminifera carbon and oxygen isotope records.

94 terminations is a common feature of planktic foraminifera carbon isotopic records from the Indo-Pacif

95 eshold response to productivity change while foraminifera changed gradually, and (d) changes in bival

96 new and existing observations from planktic foraminifera collected at Pacific Ocean Drilling Program

97 aring the morphology and genetics of benthic foraminifera collected from Antarctica, sub-Antarctic co

98 Gene expression analyses of foraminifera common to severely hypoxic or anoxic sedime

99 nally well-known fossil record of planktonic foraminifera coupled with Atmosphere-Ocean Global Climat

100 he oxygen isotope record in deep-sea benthic foraminifera (delta(18)O(b)) shows contradictory signals

101 /calcium data from Southern Ocean planktonic foraminifera demonstrate that high-latitude (approximate

102 ere the proportion of large genera was <45%, foraminifera displayed no selectivity.

103 bility and El Nino amplitude from individual foraminifera distributions at discrete time intervals ov

104 ed-layer-and thermocline-dwelling planktonic foraminifera during HEs 0, 1, and 4, suggesting that thr

105 geographic shifts in macroperforate planktic foraminifera ecogroups, tracking taxonomic diversity and

106 We detected planktonic foraminifera eDNA down to 30 cm and observed that the pl

107 congruent pattern indicating that planktonic foraminifera eDNA is deposited without substantial later

108 l impact of marine aquaculture using benthic foraminifera eDNA, a group of unicellular eukaryotes kno

109 Here, we found that foraminifera exhibit size-dependent extinction selectivi

110 deep-sea cores reveals that while planktonic foraminifera experienced local extinction, other microfo

111 asm and an absence of (13) C assimilation in foraminifera exposed to light.

112 -collected and laboratory-incubated samples, foraminifera expressed denitrification genes regardless

113 supported by global datasets from planktonic foraminifera for rates of DNA evolution and speciation s

114 owever, delta(13)C and Delta(14)C results on foraminifera from a sediment core at 5.0 km in the north

115 ], and stable isotopes (d(13)C) from benthic foraminifera from a sediment core bathed in Antarctic In

116 face- and subthermocline-dwelling planktonic foraminifera from a sediment core located in the TNA ove

117 Here we use foraminifera from a suite of high-resolution sediment co

118 ent (magnesium/calcium) ratios of planktonic foraminifera from a tropical Pacific core to estimate ch

119 We report Mg/Ca data on benthic foraminifera from an intermediate-depth site in the nort

120 ebated whether isotopic signatures of living foraminifera from methane-charged sediments reflect inco

121 ing of isotopic signatures of living benthic foraminifera from methane-rich environments will help to

122 rbon isotopes and cadmium in bottom-dwelling foraminifera from ocean sediment cores have advanced our

123 constructed from magnesium/calcium ratios in foraminifera from sea-floor sediments near the Galapagos

124 Using surface- and bottom-dwelling foraminifera from the Antarctic Zone of the Southern Oce

125 a(18)O(c)) data of well-preserved planktonic foraminifera from the North Atlantic Newfoundland Drifts

126 hal used magnesium/calcium ratios in benthic foraminifera from the North Atlantic to reconstruct past

127 3) (-) is the preferred electron acceptor in foraminifera from the OMZ, where the foraminiferal contr

128 Calcifying foraminifera from the orders Rotaliida and Miliolida are

129 (2) metabolism during aerobic respiration in foraminifera from the Peruvian OMZ.

130 of 14C ages for coexisting wood and planktic foraminifera from the same site suggests that the atmosp

131 )B) composition of well preserved planktonic foraminifera from the Tanzania Drilling Project, revisin

132 y measure Fisher's alpha of Cenozoic benthic foraminifera from the temperate Central Atlantic Coastal

133 Boron isotope studies of planktonic foraminifera from the western equatorial Pacific show th

134 ygen isotopes and Mg/Ca ratios in planktonic foraminifera from the western Pacific warm pool.

135 Combined with the delta18O change in benthic foraminifera from this region, the elevated ratio indica

136 We report variations in planktonic foraminifera from varved sediments off southern Californ

137 ence between coexisting benthic and planktic foraminifera from western equatorial Pacific deep-sea co

138 es for marine biogenic carbonates, where the foraminifera Globorotalia menardii yields 0.514 +/- 0.00

139 sition (delta18O) of calcite from planktonic foraminifera has been shown to reflect both surface temp

140 The majority of calcareous Paleozoic foraminifera have been assigned to the Fusulinata based

141 ity and rates of extinction among planktonic foraminifera have been linked to tectonically and climat

142 urassic, and all living and extinct planktic foraminifera have been placed within 1 clade, the Subord

143 The high-latitude planktonic foraminifera have proved to be particularly useful model

144 selected equatorial Pacific Ocean planktonic foraminifera, have revealed that all modern specimens ha

145 d metabolic traits of the dominant temperate foraminifera Haynesina germanica by exposing individuals

146 Planktic foraminifera, however, are carried by ocean currents and

147 Our planktic foraminifera I/Ca and delta(15)N data, palaeoceanographi

148 and oxygen isotope composition of planktonic foraminifera in a marine sediment core from the Gulf of

149 results emphasise how little is known about foraminifera in abyssal areas that may experience major

150 ios in a sub-thermocline dwelling planktonic foraminifera in an Eastern Equatorial Atlantic (EEA) sed

151 res indicates that the role of heat-tolerant foraminifera in carbonate production will most likely in

152 Magnesium/calcium data from planktonic foraminifera in equatorial Pacific sediment cores demons

153 The subsequent radiation of planktic foraminifera in the Jurassic and Cretaceous resulted in

154 olution of Caribbean reef corals and benthic foraminifera in the Late Miocene.

155 At that time, first appearances of benthic foraminifera increased, especially those species strongl

156 Both plants and foraminifera indicate warming near 66.0 Ma, a warming pe

157 me contribution to the change in delta18O of foraminifera is 1.0 per mil, which partially reconciles

158 This type of foraminifera is associated with lagoon and estuarine env

159 Species recognition in Foraminifera is mainly based on morphological characters

160 suggests that the cell size of denitrifying foraminifera is not limited by O(2) but rather by NO(3)

161 ure and the average Mg/Ca ratios in planktic foraminifera is well established, providing an essential

162 oral models suggest that LDGs for planktonic foraminifera may be controlled by the physical structure

163 Single-foraminifera measurements of the associated carbon isoto

164 duce the PETM onset was likely <5 kyr.Single-foraminifera measurements of the PETM carbon isotope exc

165 fate into its cytoplasm, which suggests that foraminifera might have several ammonium or sulfate assi

166 in tests of the polar to subpolar planktonic foraminifera Neogloboquadrina pachyderma.

167 he delta13C record of a thermocline-dwelling foraminifera, Neogloboquadrina dutertrei, and surface te

168 Deformed, dead foraminifera occurred in all heavily oiled cores-but not

169 poration of methane-derived carbon in living foraminifera occurs via feeding on methanotrophic bacter

170 Several foraminifera of the order Rotaliida are known to store a

171 n evolutionarily conservative group, benthic foraminifera often comprise >50% of eukaryote biomass on

172 Phytoplankton-dependent benthic foraminifera on the deep-sea floor, however, did not suf

173 structure within a carbonate skeleton of the foraminifera Orbulina universa using both atom probe tom

174 Sea for calcareous nannoplankton, dinocysts, foraminifera, ostracods, corals, molluscs, bryozoans, ec

175 and latitudinal equitability for planktonic foraminifera over the past eight million years using Tri

176 enerate Mg/Ca values suitable for individual foraminifera palaeoceanographic reconstructions.

177 total CaCO(3) production, and pteropods and foraminifera playing a secondary role.

178 Benthic foraminifera populate a diverse range of marine habitats

179 Hence, Foraminifera probably utilize less divergent calcificati

180 ssil record of the macroperforate planktonic foraminifera provides a rich and phylogenetically resolv

181 ists, including ciliates, Rhizaria (amoebae, foraminifera, radiolaria) and flagellate taxa.

182 surface water-derived eukaryotes, especially Foraminifera, Radiolaria, and pteropods, varied greatly

183 h the transcript and protein fractions, with foraminifera, radiolaria, picozoa, and discoba proteins

184 t consistently appears as sister to Retaria (Foraminifera; Radiolaria), together forming a hitherto l

185 Marsh foraminifera reacted to the highest oil concentration (5

186 he oxygen isotopic composition of planktonic foraminifera recovered from a marine sediment core in a

187 , the prevalence of denitrification genes in foraminifera remains unknown, and the missing denitrific

188 cognized among "typical" eukaryotes, benthic foraminifera represent winning microeukaryotes in the fa

189 Foraminifera responded to both heavy and light oiling of

190 Live foraminifera responded with a population boom at lightly

191 At a second, less heavily oiled site, foraminifera responded with a shallower DOH, but with a

192 Mg/Ca values in surface-dwelling planktonic foraminifera, reveals that changes in SST over the last

193 mperatures of marine calcifying zooplankton (foraminifera, Rhizaria) through time.

194 ly challenged, yet certain nominally aerobic foraminifera (rhizarian protists) thrive in oxygen-deple

195 and may account for the observed planktonic foraminifera shell mass increase during glacial times.

196 An 860,000-y record of foraminifera shell-bound N isotopes from the South China

197 ) ago, the (15)N/(14)N ratio (delta(15)N) of foraminifera shell-bound organic matter from three sedim

198 In organic matter within planktonic foraminifera shells in Caribbean Sea sediments, we found

199 ences in weight between glacial and Holocene foraminifera shells picked from a series of cores spanni

200 using measurements of individual planktonic foraminifera shells.

201 Foraminifera showed significant size selectivity in the

202 ur) of slow-moving organisms such as benthic foraminifera (single-celled protists), which abound in m

203 A concomitant increase in foraminifera size implies that oxygen availability rose

204 dient between epifaunal and infaunal benthic foraminifera species as a proxy for paleo-oxygen.

205 delta(13)C(org-pforam) of several planktonic foraminifera species from plankton nets and recent sedim

206 e the first direct field evidence that these foraminifera species not only persist at extreme warm te

207 ng scenarios, calcification in heat-tolerant foraminifera species will not be inhibited during summer

208 bialite types, especially thrombolitic mats; foraminifera stabilize grains in mats; and thecate retic

209 o calcium ratios (I/Ca) in recent planktonic foraminifera suggest that values less than approximately

210 lacial times--delta13C variations in benthic foraminifera support the idea of a glacial weakening or

211 s the predominant mode by which new planktic Foraminifera taxa become established at macroevolutionar

212 stern CCZ, 4,080 m water depth), we analysed foraminifera (testate protists), including 'live' (Rose

213 sotope compositions in species of planktonic foraminifera that calcified their tests at different dep

214 ion (delta11B) of contemporaneous planktonic foraminifera that calcified their tests at different wat

215 we study growth and calcification in benthic foraminifera that inhabit a thermally polluted coastal a

216 ur oxygen isotope measurements in planktonic foraminifera that the Larsen B ice shelf has been thinni

217 ords from multiple species of well-preserved foraminifera, that the thermal structure of surface wate

218 nted for recent, Cenozoic, and some Mesozoic foraminifera, the diagnostic characteristics of Paleozoi

219 a high-resolution global dataset of fusuline foraminifera-the most diverse marine fossil group from t

220 However, unlike the shells of foraminifera, their zooplankton counterparts, coccoliths

221 For foraminifera, this evolutionary expansion occurred in th

222 olutionary increase in test size of planktic foraminifera through the Cenozoic was an adaptive respon

223 ork has used boron-based proxies in planktic foraminifera to characterize the extent of surface-ocean

224 We use records of Foraminifera to document the timing and history of estab

225 We use boron/calcium ratios in foraminifera to estimate pCO2 during major climate trans

226 se oxide coatings precipitated on planktonic foraminifera to reconstruct changes in the bottom water

227 apply the boron isotope pH proxy in planktic foraminifera to two sediment cores from the sub-Antarcti

228 The Paleozoic foraminifera, traditionally referred to one taxon (the c

229 hat APM promoted the reproduction of benthic foraminifera under anoxia with higher-than-expected net

230 increasing mean cell volume of the Peruvian foraminifera, under higher NO(3) (-) availability.

231 Foraminifera, unicellular, calcareous-shelled eukaryotes

232 ve run experiments on the shell formation in foraminifera, unicellular, mainly marine organisms that

233 Antarctic and sub-Antarctic coastal benthic foraminifera was linked to the tectonic and climatic his

234 rd of Cenozoic Era macroperforate planktonic foraminifera, we assess the evidence for alternative mod

235 record of Cenozoic macroperforate planktonic foraminifera, we demonstrate that macroevolutionary dyna

236 Here, using boron isotopes in foraminifera, we document a geologically rapid surface-o

237 Using mixed-layer foraminifera, we found that the combined proxies imply a

238 ore than 90% of calcareous nannoplankton and foraminifera) went extinct at this time.

239 al communities, as the taxa found inside the foraminifera were also present in the sediment.

240 We speculate that these foraminifera were transported inland by storm surges to

241 e is similar for eight species of planktonic foraminifera (when accounting for Mg dissolution effects

242 Foraminifera, which are very efficient marine calcifiers

243 s and anagenesis for macroperforate planktic Foraminifera, which arguably have the most complete foss

244 fer the last common ancestor of denitrifying foraminifera, which enables us to predict the ability to

245 These single-chambered foraminifera, which include agglutinated tubes, spheres

246 nd spine repair on seawater pH suggests that foraminifera will likely be challenged by future ocean c

247 tope (Delta 47) paleothermometer to planktic foraminifera with a novel data-processing approach.

248 The results show that spinose foraminifera with algal symbionts acclimatized to deglac

249 The interaction of foraminifera with their resident bacteria is at the basi

250 n largely restricted to investigations using Foraminifera, with little being known about ecosystem-sc

251 (LGM, 19-21 thousand years ago, ka), whereas foraminifera without symbionts (non-spinose or spinose)