ライフサイエンスコーパス: symbiont

1 mode on an obligate intracellular bacterial symbiont.

2 perceived health benefits of this human gut symbiont.

3 ased anatomical integration of the companion symbiont.

4 maternally inherited intracellular bacterial symbiont.

5 tem to independently alter nutrients to each symbiont.

6 s, vital for growth and survival of host and symbiont.

7 noheterotrophic archaeal host to a bacterial symbiont.

8 tein-Barr virus (EBV) is a complex oncogenic symbiont.

9 ctive strain and one without any facultative symbiont.

10 rient and carbon flow to be dominated by the symbiont.

11 vered through proliferation of heat-tolerant symbionts.

12 nd (32) P to show potential transfer between symbionts.

13 resist their own pathogens while tolerating symbionts.

14 es also affect colonisation by nonpathogenic symbionts.

15 trebouxiophycean and trentepohlialean algal symbionts.

16 etry in carbon for nutrient exchange between symbionts.

17 vary in how strongly they "choose" bacterial symbionts.

18 human and plant pathogens as well as insect symbionts.

19 )]) on resource exchange between mycorrhizal symbionts.

20 the collective of the host and its microbial symbionts.

21 regulate the growth and proliferation of its symbionts.

22 h a diverse panel of Sinorhizobium bacterial symbionts.

23 bacteriophages therapeutically to target gut symbionts.

24 ogenic species such as ecologically critical symbionts.

25 an be modulated by the presence of defensive symbionts.

26 colonization opportunities in host-specific symbionts.

27 fied, its effect is often moderated by other symbionts.

28 t all members of the lineage have evolved as symbionts.

29 processes between plant hosts and rhizobial symbionts.

30 inhabited by a dense microbial community of symbionts.

31 tions, from free-living to putative obligate symbionts.

32 research directions on these important plant symbionts.

33 ilitate recolonization of bleached tissue by symbionts.

34 ed by biotic drivers, such as the absence of symbionts.

35 cases, these costs are altered by secondary symbionts.

36 rformance curves of hosts, parasites and gut symbionts.

37 izobia - and, potentially, other facultative symbionts.

38 ortoise beetles and their obligate bacterial symbionts.

39 speciose genus of coral, Acropora, and their symbionts.

40 ominated by both Cladocopium and Durusdinium symbionts.

41 known to receive or exchange RNA with their symbionts.

42 the habitat available to potential microbial symbionts.

43 of events leading to the integration of new symbionts?

44 aturity, albeit through different processes: symbiont 'accumulation' in K. sima and 'winnowing' in K.

45 ined relatively stable during cyanobacterial symbiont acquisition at both structural (gDNA content) a

46 iniaceae represent important pools for coral symbiont acquisition.

47 ive morphs, we also explore the influence of symbionts across wing/wingless polyphenism as well as sy

48 ion of hosts containing native or recombined symbionts against isogenic symbiont-free hosts showed th

49 how that crayfish with moderate densities of symbionts aligned bimodally along the magnetic northeast

50 ical role for ApNEAAT1 in bidirectional host-symbiont amino acid transfer, supplying both host and sy

51 archaeal species that is itself an obligate symbiont and dependent on a second host organism for gro

52 of immune responses, and the integration of symbiont and host metabolism.

53 elation between the genetic structure of the symbiont and that of its host was studied through the an

54 ypically have much higher biomass than their symbionts and consume symbiont cells for nutrition.

55 we trapped Aiptasia larvae containing algal symbionts and demonstrated stable imaging for >10 hours.

56 sts a complex interaction between beneficial symbionts and environmental stressors.

57 ntified strong associations among particular symbionts and host genet performance, as well as weaker

58 ria-including environmental organisms, plant symbionts and human pathogens-which suggests an unexpect

59 abolites are utilized by potential bacterial symbionts and opportunists alike, rosmarinic acid promot

60 bodily surfaces and can discriminate between symbionts and pathogens despite their having related mic

61 How symbionts and phenotypic plasticity, both of which shape

62 location tradeoffs between supporting fungal symbionts and retaining water.

63 imaging of cnidarian larvae and their algal symbionts and, in further implementation, could provide

64 ssembled Cladocopium C15 (the dinoflagellate symbiont) and 52 bacterial and archaeal populations.

65 bees and Gilliamella apicola (beneficial gut symbiont) and a decrease in Aphid lethal paralysis virus

66 Loci that mapped to coral, symbiont, and microbial references revealed genetic stru

67 reas were already dominated by heat-tolerant symbionts, and despite initially resisting bleaching, th

68 letogenesis, interactions with pathogens and symbionts, and how this biology interacts with environme

69 anemones or Acropora corals, we observe both symbiont- and host-driven patterns of sterol transfer, r

70 n multiple host species, populations of such symbionts are expected to become genetically structured

71 To determine how anglerfish symbionts are transmitted, we analyzed bacteria-host cod

72 Our study reveals intracellular symbionts as an understudied source for defence chemical

73 biome and may provide useful information for symbiont assessment in host health.

74 t, which can be expected in a long term host-symbiont association.

75 is to understand the distributions of these symbionts at the global scale; however, turnover in host

76 er of this family (Bs164) from the human gut symbiont Bacteroides salyersiae.

77 The genome of the Gram-negative symbiont Bacteroides thetaiotaomicron, a dominant member

78 We designed the array to co-analyze host and symbionts based on bi-allelic single nucleotide polymorp

79 d additional markers enable the detection of symbionts belonging to the genera Breviolum, Cladocopium

80 The second symbiont belongs to the Margulisbacteria, a phylum witho

81 rbance were typically associated with higher symbiont beta diversity (i.e., variability and turnover)

82 from the storm, exhibited some influence on symbiont beta diversity but the effect was inconsistent.

83 However, a low number of dispersal events of symbionts between host species across time might be enou

84 asia pallida) when colonized with its native symbiont Breviolum minutum or the non-native Durusdinium

85 d Acyrthosiphon pisum from its intracellular symbiont Buchnera aphidicola The transporter, A. pisum n

86 In pea aphids, the bacterial symbiont Buchnera is confined to specialized aphid cells

87 trol predicts the extirpation of ineffective symbionts, but they are nonetheless widespread in nature

88 of horizontal acquisition of cyanobacterial symbionts by a marine sponge.

89 ect for traits that allow bacteria to become symbionts by surviving phagocytosis and exploiting the e

90 The acquisition of the symbionts by the host sponge Petrosia ficiformis, which

91 We show that its symbiont, Ca R. santandreae has a drastically smaller ge

92 -locus genotypes of host (called genets) and symbionts (called strains), distinguish host populations

93 Thus, prophages in a gut symbiont can be induced by diet and metabolites affected

94 Thus, just as tick symbionts can be pathogenic to humans, mammalian commens

95 nteraction between hosts and their bacterial symbionts can control host immunological homeostasis via

96 uggest that mammals and their individual gut symbionts can have parallel evolutionary histories, as r

97 in aphids, facultative (secondary) bacterial symbionts can provide protection against natural enemies

98 species that harbours the primary bacterial symbiont 'Candidatus Pantoea carbekii'.

99 mbiosis, in which an intracellular bacterial symbiont ("Candidatus Endobryopsis kahalalidefaciens") u

100 stence of aphids with and without protective symbionts cannot be explained by their difference in fit

101 nutrient by the mature host: each night the symbionts catabolize chitin released from hemocytes (pha

102 portant implications for host control of the symbiont cell cycle in novel cnidarian-dinoflagellate sy

103 posed regulatory mechanisms is arrest of the symbiont cell cycle in the G(1) phase, though the cellul

104 her biomass than their symbionts and consume symbiont cells for nutrition.

105 terotrophically derived (15) N into host and symbiont cells of the model symbiotic cnidarian Aiptasia

106 r 3,300 species), we identified shifts among symbiont classes that broadly coincided with the converg

107 Recent host-symbiont co-evolution and rapid diversification suggests

108 enetic structure consistent with recent host-symbiont co-evolution.

109 We determined how symbiont colonization impacted gene expression in the li

110 This study defines not only the impact of symbiont colonization on the coordination of animal tran

111 f reactive oxygen species (ROS) and enhances symbiont colonization without compromising disease resis

112 hermore, we demonstrate that the same fungal symbionts colonize neighboring nonvascular and flowering

113 llular membrane vesicles (MVs) secreted from symbiont commensals represent one such transport mechani

114 udies addressing the fungal portion of these symbiont communities have lagged behind.

115 Symbiont communities in worst performers also differed m

116 se corals initially had heat-sensitive algal symbiont communities, endured bleaching, and then recove

117 logenetic community assembly of diverse host-symbiont communities.

118 ility during a pulse disturbance for shaping symbiont communities.

119 lify this concept, where shifts in the algal symbiont community can lead to some corals becoming more

120 , these findings emphasize the importance of symbiont community diversity and stochasticity as compon

121 Our findings also suggest that symbiont community diversity metrics may function as ind

122 importance of holobiont adaptation (i.e., a symbiont community shift) versus acclimation (i.e., phys

123 To assess the relationship between symbiont composition and holobiont stress tolerance, com

124 If so, carbon costs of fungal symbionts could indirectly influence plant drought toler

125 co-speciation between mammals and their gut symbionts could result from their co-evolution.

126 hitening, chlorophyll a, host protein, algal symbiont counts, and algal type association), we assesse

127 confer enhanced environmental resilience to symbiont cultivars with reports of modified growth.

128 d sea anemones with anemonefish had an algal symbiont density and colour score equal to the controls

129 At the start of our experiment, algal symbiont density and colour score were lower in the blea

130 nefish also showed positive changes in algal symbiont density and total chlorophyll, which increased

131 m hosting anemonefishes increase their algal symbiont density.

132 symbiont metabolism, cellular processes, or symbiont density.

133 nstrate that the increase of light fluxes in symbiont-depleted tissue promoted by reflection of the i

134 ogen in the Chlorella genotypes [12, 13] and symbiont-derived carbon in the P. bursaria genotypes [14

135 between how anthropogenic nutrients promote symbiont dominance with the holobiont, and how they prom

136 king wasp population, and that prediction of symbiont dynamics in natural systems will thus require a

137 gside metabolic pathway analysis in host and symbiont, enable prediction of a physiological role for

138 Study of aphid-symbiont-enemy interactions has indicated that protectio

139 allowances and demands made by both host and symbiont engaged in a metabolic "tug-of-war."

140 Possibly facilitated by their symbionts' expanded digestive range, cassidines addition

141 Transmission EM as well as host and symbiont expression data suggest that Ca R. santandreae

142 sponges often house small-molecule-producing symbionts extracellularly in their mesohyl, providing th

143 in understanding mechanisms and identifying symbiont factors involved in reproductive manipulation,

144 r cnidarians lose their photosynthetic algal symbionts (family Symbiodiniaceae) upon stress induction

145 We measured proxies of host and symbiont fitness in single- and co-inoculations under fe

146 rs, varied from a <4% positive effect of the symbiont following attack of the fly host by the Lh14 st

147 ercompetitive and highly effective rhizobial symbiont for peas.

148 We discuss the implications of microbial symbionts for plant performance at low and sub-zero temp

149 One symbiont forms an undescribed genus in the Midichloriace

150 ma treatments (both strains), but not in the symbiont-free control or Wolbachia treatment, consistent

151 ive or recombined symbionts against isogenic symbiont-free hosts showed that the fitness benefits of

152 ctions between host and parasitoid more than symbiont-free ones; (b) species interactions (host-paras

153 Bacterial symbionts frequently provide chemical defenses for their

154 ablished pure cultures of isolated bacterial symbionts from toxic newts.

155 host genotypic variation relates to host and symbiont function among seven aphid clones differing in

156 rtical transmission leads to streamlining of symbiont genomes, and the retained physiological capacit

157 otype results from a combination of host and symbiont genotypes as well as from prevailing environmen

158 Specifically, the algal symbiont genotypes either produced photo-protective caro

159 art the responses of both hosts and specific symbiont genotypes in this mutualistic association.

160 Colony genotype and symbiont genus played a similarly strong role in predict

161 aphid Acyrthosiphon pisum, and its heritable symbiont, Hamiltonella defensa, which protects against a

162 ied, and an association pattern between host-symbiont haplotypes was observed.

163 Insect midgut microbial symbionts have been considered as an integral component

164 underscore the extensive mechanisms that gut symbionts have evolved to access nutrients and the poten

165 hosts rely on multiple nutrient-provisioning symbionts, have evolved numerous times across sap-feedin

166 s that promote the growth of the model plant symbiont Herbaspirillum frisingense in a manner robust t

167 at protection may depend on the interplay of symbiont, host and attacking parasite genotypes.

168 iciently dominant to allow identifying known symbiont-host clades based on routes of gene transfer.

169 Moreover, some of the symbiont-host haplotypes observed were shared only by po

170 Furthermore, while symbiont identity and symbiotic phenotype influence the

171 theory predicts that if beneficial microbial symbionts improve host fitness, they should be faithfull

172 We never find the symbiont in nematode-free flies, and virtually all nemat

173 ty of the dominant root-associated microbial symbionts in a forest determines the ability of trees to

174 , consistent with their known roles as rumen symbionts in domestic livestock.

175 the spatial adaptation of mucin-foraging gut symbionts in health and disease.

176 stimuli, such as those induced by microbial symbionts in herbivore secretions and mechanical stimula

177 appeared to be a key response mechanism for symbionts in hospite with giant clams exposed to high te

178 rmines the selection of compatible rhizobial symbionts in legumes.

179 to islands and anthropogenic disturbance of symbionts in mainland regions.

180 we examine the functional roles of microbial symbionts in plant tolerance to cold and freezing stress

181 he nutritional role of Mucoromycotina fungal symbionts in vascular plants.

182 Both symbionts increased (33) P uptake, but Glomeromycotina w

183 smic incompatibility (CI) is the most common symbiont-induced reproductive manipulation.

184 Specifically, symbiont-induced sperm modifications cause catastrophic

185 acquired resistance, but mobile signals for symbiont-induced systemic resistance (ISR) are less well

186 ive and respond to magnetic fields, and that symbionts influence magnetically structured spatial beha

187 less offspring production, and how secondary symbionts influence the process.

188 en provide evidence of a stepwise process of symbiont integration, whereby dependence evolves first.

189 across wing/wingless polyphenism as well as symbiont interaction with cross-generational impacts of

190 Additionally, in some cases, aphid host-by-symbiont interactions influenced fecundity.

191 The thermal ecology of gut parasite-symbiont interactions may be broadly relevant to infecti

192 omal membrane representing the absolute host-symbiont interface.

193 variability in trophic exchanges between the symbionts introduce additional heterogeneity.

194 We also report that the Howardula nematode symbiont is a member of a widespread monophyletic group

195 nge host Mycale hentscheli in which multiple symbionts jointly generate chemical diversity.

196 On the contrary, most of the bacterial symbionts lack the essential glycolytic enzyme enolase,

197 depolymerize RG-I relative to beetles whose symbionts lack the gene.

198 ant plant and mammalian pathogens plus plant symbionts, lack all of the known pimelate synthesis gene

199 l studies show that vertical transmission of symbionts leads to the evolution of mutualistic traits,

200 Theory predicts symbionts like Wolbachia will be more common in species

201 This symbiont lives in the ventral epithelial cells of Tricho

202 The symbionts load SsrA into outer membrane vesicles, which

203 morphospecies, including candidate host and symbiont loci with fixed differences between branching a

204 ed similar patterns of photoinactivation and symbiont loss when heated.

205 Potential trade-offs between symbiont maintenance and fitness have been proposed but

206 s with other traits, such as reproduction or symbiont maintenance.

207 ytoplasmic incompatibility (CI), whereby the symbiont makes itself essential to embryo viability, is

208 S. feldmannii, suggesting that this symbiont may protect itself and its host from damaging l

209 wever, a number of traits suggest that these symbionts may be environmentally acquired.

210 o found that warming negatively impacted (a) symbiont-mediated interactions between host and parasito

211 This symbiont-mediated RNAi approach is a tool for studying b

212 Our findings highlight how symbiont metabolic diversity, in concert with host adapt

213 Expansion of symbiont metabolic range is shown to alter beetle metabo

214 One such rhythm is a diurnal shift in symbiont metabolism triggered by the periodic provision

215 offs that may manifest as shifts in host and symbiont metabolism, cellular processes, or symbiont den

216 that a vertically transmitted microsporidian symbiont (Microsporidia MB) in the An. gambiae complex c

217 abolous insect relies on a synchronized host-symbiont molecular and cellular "choreography" and illus

218 We discovered that a proinflammatory Vibrio symbiont native to zebrafish governs its own spatial org

219 The presence of large numbers of symbionts near the epithelial surface of the intestine p

220 rather than a depletion of a proposed coral symbiont of the genus Endozoicomonas.

221 urally produced by Ruminococcus gnavus E1, a symbiont of the healthy human intestinal microbiota.

222 rom the bacterium Teredinibacter turnerae, a symbiont of wood-boring shipworms.

223 Our study suggests that bacterial symbionts of animals contain antibiotics that are partic

224 otics with humans, and focus on Photorhabdus symbionts of entomopathogenic nematode microbiomes.

225 found no consistent evidence of influence of symbiont on mRNA composition of early embryos, suggestin

226 that symbiosis influences the cell cycle of symbionts on a molecular level.

227 The impacts of symbionts on antioxidant activity, hormonal signaling an

228 directions for research into the effects of symbionts on the cold and freezing tolerances of plants,

229 am hosts and their photosynthetically active symbionts over a 65 day experiment in which clams were e

230 ial effects suggest that the non-native host-symbiont pairing is sub-optimal with respect to the host

231 ary nutrient exchange, partner-switched host-symbiont pairings were functional.

232 y and non-photochemical quenching among host-symbiont pairings.

233 n, and the potential evolution of novel host-symbiont pairings.

234 rrelated with its association with plants as symbiont, pathogen or saprobe.

235 nty, driven by environmental variability and symbiont phenology, influences the evolution of species

236 n analysis revealed that the function of the symbionts' photosystem II was impaired at high temperatu

237 Although dominant symbiont physiology and function contribute to host perf

238 n Eucalyptus grandis and its ectomycorrhizal symbiont, Pisolithus albus.

239 ly into the epithelial cells surrounding the symbiont population in the light organ.

240 level of population genetic structure among symbiont populations inhabiting different host species.

241 eduction in fecundity on droughted plants of symbiont-protected aphids can cause insect population cy

242 ological capacities reveal the functions the symbionts provide to their hosts.

243 plant, Brassica oleracea, and a facultative symbiont, Regiella.

244 colonization and how microbial pathogens and symbionts reprogram plant cellular processes.

245 ional electron tomography revealed that this symbiont resides in the rough endoplasmic reticulum of i

246 our results show that selecting for host and symbiont resilience produced a multispecies coral nurser

247 We review models of specific symbionts, routes of transmission, and the physiological

248 The human gut symbiont Ruminococcus gnavus scavenges host-derived N-ac

249 uster identified previously in the human gut symbiont Ruminococcus gnavus This gene cluster which enc

250 ses occurring at the infectious stage of the symbiont's developmental cycle.

251 rastically smaller genome (1.34 Mb) than the symbiont's free-living relatives (4.29-4.97 Mb) but reta

252 arly stages of symbiosis, with the Howardula symbiont's genome containing over a thousand predicted p

253 rvival and the type III secretion system-the symbiont's primary virulence mechanism-were significantl

254 study reveals the potential for a bacterial symbiont's sRNAs not only to control its own activities

255 Crayfish without symbionts shifted exhibited quadramodal magnetic alignme

256 In high-titer hosts, both bacteriocytes and symbionts show elevated expression of genes underlying e

257 n of BA metabolic pathways in individual gut symbionts significantly decreases this T(reg) cell popul

258 In the plant symbiont Sinorhizobium meliloti, the ortholog of VtlR, n

259 sity of angiosperms than those beetles whose symbionts solely supplement polygalacturonase.

260 Some symbiont species are highly host-specific, inhabiting on

261 Hosting different symbiont species can affect inter-partner nutritional fl

262 The genomes of two symbiont species have qualities common to vertically tra

263 species, and this may eventually lead to new symbiont species over evolutionary timescales.

264 irs of entities such as hosts and parasites, symbiont species, and species and genes.

265 econdary symbiotic traits could mediate host-symbiont specificity in nature.

266 l deficiencies leading to a compromised host-symbiont state and (ii) the opening of niche space for p

267 However, if the female carries the same symbiont strain, then embryos develop properly, thereby

268 tic females or females harboring a different symbiont strain.

269 Using different pairings of symbiont strains with lines of Aiptasia anemones or Acro

270 ies as well as their dominant dinoflagellate symbiont, Symbiodinium 'fitti'.

271 ties (averaging 674 OTUs) dominated by a few symbiont taxa (25 OTUs accounted for 64% of total relati

272 hout anemonefish as they had 78% fewer algal symbionts than the controls, and colour score remained l

273 sequence variants of Gilliamella, a core gut symbiont that has previously been associated with gut dy

274 we conclude that diverse anglerfishes share symbionts that are acquired from the environment, and th

275 the Symbiodiniaceae family encompass diverse symbionts that are critical to corals and other species

276 rsity of endophytes, a hyperdiverse group of symbionts that are defined by their occurrence within li

277 Each bacteriocyte is packed with symbionts that are individually surrounded by a host-der

278 parasitoids and aphids containing heritable symbionts that confer resistance against parasitism.

279 aria, there are limited reports of inherited symbionts that impair transmission.

280 orals depend on intracellular dinoflagellate symbionts that provide nutrients.

281 ld releases of mosquitoes carrying bacterial symbionts that reduce vector competence are ongoing in K

282 Because of the metabolic costs of supporting symbionts, the level of symbiosis development is fine-tu

283 encies of aphid clones containing protective symbionts; these patterns were consistent with simulatio

284 osis through in vivo tracking of the fate of symbionts through host development, which is rarely achi

285 major changes in gene expression, allow the symbiont to alter its position in the parasitism-mutuali

286 symbioses between cnidarians and their algal symbionts to breakdown more frequently, resulting in ble

287 nd the subsequent signaling pathways used by symbionts to communicate with the adaptive immune system

288 Cassidinae) and their pectinolytic Stammera symbionts to detail how changes to the bacterium's strea

289 pogenic co-introduction of plants with their symbionts to islands and anthropogenic disturbance of sy

290 ggesting that certain complementary host and symbiont traits can increase the likelihood of establish

291 reby imparting a relative fitness benefit to symbiont-transmitting mothers.

292 In particular, root symbiont type was a key determinant of belowground effec

293 ecies had higher soil bacterial richness and symbiont types had distinct soil microbial community com

294 n as it does not contain carbon allocated to symbionts, used for exudates or volatile carbon compound

295 proteins in actively growing nanaerobic gut symbionts ushers in an age of imaging analyses not previ

296 um, which inherit their dinoflagellate algal symbionts vertically.

297 eight coral genets mainly hosted Cladocopium symbionts, whereas the eighth genet was dominated by bot

298 ecies showed higher haplotype diversity than symbiont, which can be expected in a long term host-symb

299 s, all studied species of the APM clade host symbionts, which we propose to be a significant accelera

300 amino acid transfer, supplying both host and symbiont with indispensable nutrients and biosynthetic p

301 he persistence of multi-host species even in symbionts with limited dispersal capabilities, though ad