ライフサイエンスコーパス: swarm

1 ation-resistant viruses within the SIVsmE660 swarm.

2 trajectories for all the individuals in the swarm.

3 eds of Myxococcus xanthus cells in a growing swarm.

4 a is potentially responsible for the largest swarm.

5 two-dimensional shapes with a thousand-robot swarm.

6 esistant virus variants within the SIVsmE660 swarm.

7 s resolve the details of the flow within the swarm.

8 g and when colonies reach sufficient size to swarm.

9 flights arise naturally in the modelling of swarms.

10 duals interact with one another within large swarms.

11 ltant patterns of cells imaged from in vitro swarms.

12 s between genetic variants within the mutant swarms.

13 ehavior, with ramifications beyond bacterial swarming.

14 low viscosity that normally impede wild-type swarming.

15 stimulating biofilm formation and repressing swarming.

16 rs, only one of which can provide torque for swarming.

17 liL cells also exhibit temperature-sensitive swarming.

18 t a particular environment is permissive for swarming.

19 agella as they colonize agar surfaces during swarming.

20 d, a means for surface colonization known as swarming.

21 scriminate kin from nonkin in the context of swarming, a cooperative multicellular behavior.

22 In certain regimes, however, swarms above the critical threshold can dynamically reor

23 ferent drying conditions along with the anti-swarming activity against Citrobacter rodentium.

24 a strict requirement for swarming on normal swarm agar in addition to being a swarming cue under nor

25 y application of osmolytes to the surface of swarm agar.

26 Natural anti-swarming agents from food waste may have promising poten

27 ach colony is to produce all drones prior to swarming, an impossible solution on a population scale b

28 intravenously inoculated with the same viral swarm and allowed to naturally progress to simian AIDS a

29 ands and millions of such micromachines will swarm and communicate with each other, performing desire

30 mechanism of information exchange in natural swarm and flocking behaviors.

31 ochastically collaborated, shaping the viral swarm and utilizing viral immune evasion to their advant

32 e upregulation of VLA3 to support neutrophil swarming and aggregation.

33 Iron availability affects swarming and biofilm formation in various bacterial spec

34 ever, how bacteria sense iron and coordinate swarming and biofilm formation remains unclear.

35 mately play a role in surface-sensing during swarming and biofilm formation.

36 ias, which likely accounts for their reduced-swarming and delayed-development phenotypes.

37 uency to support directional motility during swarming and fruiting body formation.

38 sponse characterized by meningeal neutrophil swarming and microglial reconstitution of the damaged gl

39 Swarming and swimming motility of bacteria has been stud

40 the physical mechanisms underlying bacterial swarming and the balance between individual and collecti

41 y, we used a computational model to simulate swarming and to probe for individual cell behavior that

42 laP and decreased both putrescine stimulated swarming and urothelial cell invasion in a speA mutant.

43 mming to collective motility in synchronised swarms and in confinement.

44 s offer parallels with biological flocks and swarms and opportunities for design of technological net

45 rks to represent the population structure of swarms and propose a selectively-informed PSO (SIPSO), i

46 The bioactivity (antioxidant, anti-swarming) and phenolics content was significantly higher

47 observed in bird flocks, fish shoals, insect swarms, and mammal herds.

48 ocial networks, density estimation for robot swarms, and random walk-based sampling for sensor networ

49 c for two months just after the main seismic swarm (April 1, 1984) due to a SE-to-NW directed input f

50 is study provides detailed insights into the swarming architecture and dynamics of Vibrio alginolytic

51 d cellular motions within the advancing cell swarm are thought to stem from yet to be observed physic

52 Swarms are characterized by slow individual motion and a

53 Swarms are driven to expand by the periodic reversing of

54 llular reversal and promote the formation of swarms are not well understood.

55 These co-swarming assays further demonstrated that DeltagacA muta

56 tion of motility as measured in swimming and swarming assays.

57 Importantly, choline also enhances swarming-associated colony expansion of P. mirabilis und

58 oss of fliL also results in an inhibition of swarming at <30 degrees C.

59 We studied swarming at the cellular level using a combination of la

60 find nutrients and avoid toxic environments, swarming bacteria appear to suppress chemotaxis and to u

61 Swarming bacteria use kin discrimination to preferential

62 We use all-atom molecular dynamics with a swarm-based string method to solve for the minimum free-

63 birds [2], the kinematic properties of these swarms bear the hallmarks of local interaction and globa

64 ly applicable method for analyzing bacterial swarming behavior in two and three dimensions with both

65 nonmotile cells were sufficient to block the swarming behavior of a large gliding-proficient populati

66 energy-harvesting, environmentally triggered swarming behavior, and magnetic control of the new Janus

67 xis and cluster formation reminiscent of the swarming behaviour of insects.

68 duces coordinated, self-organized neutrophil-swarming behaviour that isolates the wound or infectious

69 ems (alternative sigma factors, sporulation, swarming, biofilm formation, stochastic cell fate switch

70 conferred lysozyme sensitivity and increased swarming but did not rescue virulence defects.

71 active interaction maintains cohesion of the swarms, but that this interaction is not as simple as an

72 Thus, TFP physically affect P. aeruginosa swarming by actively promoting cell-cell association and

73 red that elevated levels of c-di-GMP inhibit swarming by skewing stator selection in favor of the non

74 lution assays showed that repeated rounds of swarming by wildtype Pf-5 drives the accumulation of gac

75 ll shape, length, and flagellation; however, swarm cells rarely tumbled, and cells of Enterococcus te

76 tract infection (CaUTI), differentiates into swarm cells that migrate across catheter surfaces and me

77 ia coli (cells of various lengths, including swarm cells), Bacillus subtilis (wild-type and a mutant

78 l morphology with highly flexible snake-like swarming cells.

79 We realized swarms, chains, clusters and isotropic gases from the sa

80 GacS/GacA two-component regulatory system in swarming colonies of Pseudomonas protegens Pf-5.

81 os of at least 2:1 lead to a collapse of the swarming colony.

82 eybee colonies reproduce two ways: producing swarms comprising a queen and thousands of workers or pr

83 ce populations should be considered a hybrid swarm, connected to domesticated rice by continuous and

84 erstating to the regulation required to make swarming cooperation stable.

85 Seismic swarms correlate in space and time with fluid injections

86 on normal swarm agar in addition to being a swarming cue under normally nonpermissive conditions.

87 d, a plaP null mutation resulted in a modest swarming defect and slightly decreased levels of intrace

88 Here we show that the swarming defect of these mutants can also be suppressed

89 Some swarms did merge, and most interestingly, this behavior

90 e (efp) primarily supports Bacillus subtilis swarming differentiation, whereas EF-P in Gram-negative

91 lla propel bacteria during both swimming and swarming, dispersing them widely.

92 We also show that the swarms display an effective large-scale potential that k

93 that, despite the lack of collective order, swarms display very strong correlations, totally incompa

94 vity and highlighted the impact of challenge swarm diversity.

95 Even though the swarms do not show an overall polarisation, we find stat

96 l wild-type cells reverse less frequently in swarms due to high local EPS concentrations.

97 Investigating swarming dynamics requires high-resolution imaging of si

98 re similar, with peaks about 80 mum from the swarm edge and slopes that mimicked the particle drift r

99 which may explain their predominance on the swarming edge.

100 tion of gacS/gacA spontaneous mutants on the swarming edge.

101 s participates in two functions critical for swarming, enabling hydration and overriding surface fric

102 ow inter-arrival times population represents swarm events, while the high inter-arrival times populat

103 pic effects in virulence phenotypes (reduced swarming, exo-protease and pyocyanin production).

104 e cells, by a Tra-dependent mechanism, block swarm expansion of motile cells when mixed.

105 While TFP slow swarm expansion, we show in vitro that TFP help alter co

106 action, limits lone cell movement, and slows swarm expansion.

107 In this work we present the Comet and Comet-swarm families of undirected graphs.

108 essed the signals that promote initiation of swarming following initial contact with a surface.

109 s values of the mutants, the Comet and Comet-swarm graphs have fixation probability strictly larger t

110 genus Schistocerca, which contains both non-swarming grasshoppers and swarming locusts.

111 almost the entire genetic makeup of a viral swarm has implications for epidemiology, viral evolution

112 krill, aggregate to form schools, shoals, or swarms (hereafter simply "schools," although the words a

113 algae B516, which inhibits V. alginolyticus swarming in its vicinity.

114 ative amino acid decarboxylase that inhibits swarming in Proteus mirabilis.

115 ion of cooperative rhamnolipids required for swarming in Pseudomonas aeruginosa.

116 ow that P. mirabilis CaUTI isolates initiate swarming in response to specific nutrients and environme

117 Testing of isogenic mutants revealed that swarming in response to the cues required putrescine bio

118 Suppressor mutations that enhanced swarming in the absence of YmfI were found at two positi

119 of the factors that contribute to neutrophil swarming in the extravascular space of a damaged tissue.

120 ding arginine decarboxylase, is required for swarming in the urinary tract pathogen Proteus mirabilis

121 ted levels of c-di-GMP as well as stimulates swarming in the wild-type strain, while overexpression o

122 luzzii couples collected from natural mating swarms in Burkina Faso.

123 pheles coluzzii)) were collected from mating swarms in Burkina Faso.

124 major extracellular components of M. xanthus swarms, inhibit cellular reversal in a concentration-dep

125 eractions are critical for c-di-GMP-mediated swarming inhibition.

126 le, which was named avaroferrin, as a potent swarming inhibitor.

127 rric iron (Fe(3+)) availability to determine swarming initiation and biofilm formation.

128 +) to switch off RssAB signaling, triggering swarming initiation and biofilm reduction.

129 sAB signaling activation, leading to delayed swarming initiation and increased biofilm formation.

130 ntary form of self-organization occurs among swarming insects, flocking birds, or schooling fish; now

131 From flocking birds to swarming insects, interactions of organisms large and sm

132 These findings deepen our understanding of swarm intelligence and may shed light on the underlying

133 routing framework fuses the fundamentals of swarm intelligence and quantum Shannon theory.

134 o diagnose cancer from TEPs, suggesting that swarm intelligence may also benefit the optimization of

135 Swarm intelligence provides nature-inspired solutions fo

136 improve decision accuracy or interfere with swarm intelligence.

137 plore the surface structures using structure swarm intelligence.

138 Overall the swarm interaction phenotype strongly correlated with phy

139 Controlled movement of the resulting swarm is illustrated by changing the frequency of the ac

140 Swarming is a conspicuous behavioral trait observed in b

141 Swarming is a phenomenon where collective motion arises

142 We show that swarming is abolished above a critical fraction of non-a

143 Precocious swarming is due to an increase in the number of elongate

144 In order for P. mirabilis to swarm, it first needs to detect a surface.

145 but that they are also tightly bound to the swarm itself.

146 dition to the well-characterized biofilm and swarming lifestyles, bacteria can also develop as micro-

147 cture could also affect leadership in large, swarm-like groups, such as fish shoals and bird flocks.

148 opensity to mate only once in nature in male swarms likely diminishes sexual selection of post-reprod

149 on ancestor of Schistocerca must have been a swarming locust that crossed the Atlantic Ocean from Afr

150 contains both non-swarming grasshoppers and swarming locusts.

151 study, and the consequences of multispecies, swarming logistics networks.

152 The swarming mechanism relies on the interaction between ind

153 ificantly upregulated in DeltagacA mutant on swarming medium.

154 majority formed distinct boundaries when the swarms met.

155 esian formulation the commonly used particle swarm methods as particular cases.

156 three dynamically-stable collective states; swarm, milling and polarized groups.

157 that acoustic signalling is a determinant of swarm morphology and present the first compelling eviden

158 Swimming and swarming motilies in P. mirabilis were also significantl

159 been achieved in understanding swimming and swarming motilities powered by flagella, and twitching m

160 ctions - pilus biogenesis and multifactorial swarming motility - while shaping distinct nanoscale (bi

161 In addition, in vitro swarming motility and quorum sensing signal production w

162 is requires only the MotA/MotB stator during swarming motility and that the residues required for sta

163 for mutations in a single gene that improves swarming motility at the expense of biofilm formation.

164 ellar density above a critical threshold for swarming motility atop solid surfaces.

165 sites specifically favor flagellar motility, swarming motility based on 3-(3-hydroxyalkanoyloxy) alka

166 sensitivity to cysteine toxicity and altered swarming motility but unaltered cysteine-enhanced antibi

167 easuring extracellular protease activity and swarming motility confirmed the in vitro phosphorylation

168 re, deletion of rgsA significantly increased swarming motility in P. aeruginosa.

169 tching motility, rhamnolipid production, and swarming motility in P. aeruginosa.

170 et al. offer a new, previously unseen way of swarming motility inhibition in Pseudomonas aeruginosa P

171 nthesis SwrA governed by the adaptor protein swarming motility inhibitor A (SmiA).

172 Swarming motility is a flagella-driven multicellular beh

173 roduction, alginate production, swimming and swarming motility of uropathogens.

174 erium well known for its flagellum-dependent swarming motility over surfaces.

175 Here we show that the repression of swarming motility requires a functional MotAB stator com

176 sed of EepR and EepS regulates hemolysis and swarming motility through transcriptional control of the

177 Mutating the motAB genes restores swarming motility to a strain with artificially elevated

178 ntaneous mutants were isolated that restored swarming motility to L. monocytogenes secA2 mutants.

179 isplayed enhanced collagenase activity, high swarming motility, and a destructive phenotype against c

180 es, have septation defects, are impaired for swarming motility, and form small plaques in tissue cult

181 lation, contact-dependent growth inhibition, swarming motility, and induction of antibiotic resistanc

182 nges including delayed growth rate, retarded swarming motility, and pyocyanin overproduction.

183 production, high collagenase activity, high swarming motility, low resistance to chloramphenicol, an

184 dition, ppGpp deficiency resulted in loss of swarming motility, reduction of pyoverdine production, i

185 ve histidine kinase), and PAO1 DeltaalgR for swarming motility, rhamnolipid production, and rhlA tran

186 rsely controls biofilm formation and surface swarming motility, with high levels of this dinucleotide

187 regulate genes for biofilm formation or for swarming motility-the output phenotypes.

188 olyl motifs present in proteins required for swarming motility.

189 ormation, quorum responses, development, and swarming motility.

190 as colony morphology, matrix formation, and swarming motility.

191 has been shown to repress both swimming and swarming motility.

192 protein complexes necessary for swimming and swarming motility.

193 of 5-aminopentanonated EF-P is inhibitory to swarming motility.

194 rexpression of MotA from a plasmid represses swarming motility.

195 PNPase mutant and also predicted a defect in swarming motility.

196 uired for the putrescine-dependent rescue of swarming motility.

197 uired for a form of surface migration called swarming motility.

198 32) of B. subtilis EF-P that is required for swarming motility.

199 assembly of catalytic nanomotors, controlled swarm movement, and separation of different nanomotors.

200 The serendipitous recording of an earthquake swarm near the Indian Ocean triple junction enabled us t

201 re systems in which both synchronization and swarming occur together.

202 We thus conclude that initiation of swarming occurs in response to specific cues and that ma

203 s Underwater Explorer (M-AUE), deployed as a swarm of 16 independent vehicles whose 3D trajectories a

204 data indicate that IAV exists primarily as a swarm of complementation-dependent semi-infectious virio

205 "Trickling in" a swarm of individual small tasks tempers competition for

206 In vivo imaging and actuation of a swarm of magnetic helical microswimmers by external magn

207 groups arises for systems as different as a swarm of microorganisms or a flock of seagulls.

208 t on these processes in a trispecific hybrid swarm of Populus trees.

209 field programme in the coastal ocean using a swarm of these robots programmed with a depth-holding be

210 l-atom molecular dynamics simulations with a swarm of trajectories with the string method for extensi

211 cterial flagellum, powering the swimming and swarming of many motile bacteria.

212 Because initial swarming of neutrophils at the site of infection occurs

213 llular role of TFP during flagellar-mediated swarming of P. aeruginosa that does not require TFP exte

214 ghtweight, thus enabling missions leveraging swarms of cubesats capable of science returns not possib

215 itarious stage, during recession periods, to swarms of gregarious individuals that disperse long dist

216 Here, we experimentally study swarms of midges in the field and measure how much the c

217 The use of swarms of nanobots to perform seemingly miraculous tasks

218 from terrestrial to aerial food webs, mating swarms of social insects play a substantial role in aeri

219 Collective motion is observed in swarms of swimmers of various sizes, ranging from self-p

220 ion of kin from non-kin has been observed in swarms of the bacterium Bacillus subtilis, but the under

221 such effective forces by studying laboratory swarms of the flying midge Chironomus riparius.

222 erations of individual insects in laboratory swarms of the midge Chironomus riparius.

223 ositions of individual insects in laboratory swarms of the midge Chironomus riparius.

224 iruses exist within each infected host as a "swarm" of genetically distinct viruses, but the role of

225 fluenza viral groups (VGs) replicating as a "swarm" of viruses were identified (swine H1-gamma, H1-be

226 new habitats, and the ability to form motile swarms offers a competitive advantage.

227 These mutants cannot swarm on their own because they lack production of the b

228 ine was found to be a strict requirement for swarming on normal swarm agar in addition to being a swa

229 histidine, malate, and DL-ornithine promoted swarming on several types of media without enhancing swi

230 d array pattern synthesis (APS) and particle swarm optimization (PSO) algorithm, the selection and di

231 he paper presents a novel two-stage particle swarm optimization (PSO) for the maximum power point tra

232 Particle swarm optimization (PSO) is a nature-inspired algorithm

233 ation of genetic algorithms (GA) and partial swarm optimization (PSO) to optimize parameters of ANN,

234 Here we demonstrate that particle-swarm optimization (PSO)-enhanced algorithms enable effi

235 machine-learning technique known as particle swarm optimization, we attempted to reduce the number of

236 hoff matrix were estimated by using particle swarm optimization.

237 After their queen has left with a swarm, orphaned larvae exhibiting rebel traits emerge in

238 of the shell adhere to the nematode cuticle, swarm over its body and fuse it to the inside of the she

239 that enables bacteria to swim in liquids and swarm over surfaces.

240 Bacillus subtilis swims in liquid media and swarms over solid surfaces, and it encodes two sets of f

241 Our simulations showed that TFP of swarming P. aeruginosa should be distributed all over th

242 equilibrium populations set by the physical swarm parameters.

243 computer-based bacterial tracking analysis, swarm plate assays, and capillary tube assays) showed th

244 surface: e.g., DeltafliL P. mirabilis cells swarm precociously over surfaces with low viscosity that

245 eactions exhibit collective behavior such as swarming, predator-prey interactions, and chemotaxis tha

246 The results of adding swarm primers to conventional LAMP reactions include inc

247 , these results suggest that the addition of swarm primers will likely benefit most if not all existi

248 These primers are termed "swarm primers" based on their relatively high concentrat

249 Swarm priming is presented for three DNA templates: Lamb

250 In addition, swarm priming is shown to be effective at increasing the

251 es and nutrient requirements involved in the swarming process have been identified, few studies have

252 Traditionally, dispersal by microbial swarm propagation has been studied in monoculture.

253 irection frequently, individual cells within swarms rarely reverse.

254 es of nanomotors, which assemble in distinct swarming regions, is illustrated.

255 Swarming represents a special case of bacterial behavior

256 ntly labeled bacteria, moving within a dense swarm, reveals the intricate interactions between cells

257 that correlation increases sharply with the swarm's density, indicating that the interaction between

258 fundamentally different as typical bacterial swarms show large-scale swirling and streaming motions i

259 ry recently isolated a neuropathogenic viral swarm, SIVsmH804E, a derivative of SIVsmE543-3, which wa

260 Furthermore, we show that swarming species do not form a monophyletic group and no

261 ies do not form a monophyletic group and non-swarming species that are closely related to locusts oft

262 their composition and remain in a collective swarming state or even differentiate among behavioral ph

263 ising five infection-derived SIVmac251 viral swarm stocks and paired infection- and transfected-293T-

264 These swarms struck a high-attenuation 3-4 km deep reservoir o

265 ageenan agar that may lay the foundation for swarming studies of snake-like, nonrod-shaped motile cel

266 f bacteria in males captured from one mating swarm, suggesting that these males originated from the s

267 oth P. mirabilis and E. coli DeltafliL cells swarm (Swr(+)).

268 ion rates (low fidelity) resulting in mutant swarms that allow rapid selection for fitness in new env

269 ow fever mosquito Aedes aegypti forms aerial swarms that serve as mating aggregations [1].

270 immotile cells embedded in a dense wild-type swarm, the effect of the active thrust generated by the

271 We show that, for evolving swarms, this self-organized sorting behavior can couple

272 Avaroferrin blocks swarming through its ability to bind iron in a form that

273 es have suggested that FliL is essential for swarming through its involvement in viscosity-dependent

274 e grasshoppers that can form dense migrating swarms through an extreme form of density-dependent phen

275 Elysia swarm to reproductive Halimeda where they consume the al

276 Neutrophils exit the vasculature and swarm to sites of inflammation and infection.

277 intravenously infected with identical viral swarms to investigate evolutionary patterns in the gp120

278 ask when a colony should produce drones and swarms to maximize reproductive success.

279 wer cell density) between antagonist strains swarming toward each other.

280 Seed-coated M6 swarms towards root-invading Fusarium and is associated

281 pt, including swimming in aqueous media, and swarming, twitching and gliding on solid and semi-solid

282 Some bacteria swarm under some circumstances; they move rapidly and co

283 ccus xanthus moves on surfaces as structured swarms utilizing type IV pili-dependent social (S) motil

284 age series to capture the motion dynamics of swarming Vibrio alginolyticus at cellular resolution ove

285 understand the molecular signals controlling swarming, we isolated two bacterial strains from the sam

286 y to flagella-dependent migration modes like swarming, we show that this much faster "colony surfing"

287 ently labelled individuals within such dense swarms, we find that the bacteria are performing super-d

288 two organized multicellular elements of the swarm were analyzed: single-layered, rectangular rafts a

289 ates, were tested for the ability to promote swarming when added to normally nonpermissive media.

290 itorial; instead, they roam in search of ant swarms where they feed in locations from which dominant

291 al suspensions, granular materials and crowd swarming, where consequences may be dramatic.

292 The motion of bacteria within a swarm, wherein they migrate as a collective group over a

293 ally diverse populations (i.e., viral mutant swarms), which are sculpted by different evolutionary me

294 Here, we focus on two aspects of swarming, which, if understood, hold the promise of reve

295 A paradigmatic case is that of insect swarms, whose erratic movements seem to suggest that gro

296 the biosurfactant orfamide A, but they do co-swarm with orfamide-producing wildtype Pf-5.

297 This persists even in swarms with a distribution of alignment interactions, su

298 ility in behavior among the agents in finite swarms with both alignment and cohesive interactions.

299 work advances the aim of creating artificial swarms with the capabilities of natural ones.

300 r species' dispersal by forming multispecies swarms, with mutual benefits.