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1 V. cholerae acquired its cholera toxin genes by lysogeni
2 V. cholerae biofilms have been shown to be hyperinfectiv
3 V. cholerae has a characteristic curved rod morphology,
4 V. cholerae is a natural inhabitant of marine environmen
5 V. cholerae mutant strains carrying inactivated AI synth
6 V. cholerae serogroups O1 and O139 are responsible for c
7 V. cholerae was particularly vulnerable to lethal inhibi
8 V. cholerae was the leading pathogen in individuals abov
9 V. cholerae, a bacterium that utilizes linearized Ent, c
10 V. cholerae, the causative agent of cholera, is able to
11 diffusometry can be used to detect down to 1 V. cholerae cell in molecular-grade water in 20 minutes
12 n molecular-grade water in 20 minutes and 10 V. cholerae cells in pond water in just 35 minutes in 25
14 re we present details of AMR profiles of 443 V. cholerae strains isolated from the stool samples of d
15 n on a smartphone, we can detect as few as 6 V. cholerae cells per reaction (0.66 aM) in just 35 minu
17 rs associated with the clinical outcome of a V. cholerae infection but did contain putative genomic i
19 lso offer new insights into the biology of a V. cholerae serogroup that, from a genomic perspective,
21 rocholate, serve as host signals to activate V. cholerae virulence through inducing the activity of t
24 ends upon the expression of genes that allow V. cholerae to overcome host barriers, including low pH,
28 t a phage, causing bacterial infections, and V. cholerae, causing human infections, rely on the same
29 c Vibrios, including V. parahaemolyticus and V. cholerae, ToxR is required for bile resistance and vi
30 as reported that concentrations of phage and V. cholerae inversely correlate in aquatic reservoirs an
31 17 (more than 1 million suspected cases)-are V. cholerae serotype Ogawa isolates from a single sublin
33 s other than O1 and O139, also designated as V. cholerae non-O1/O139 (NOVC), are not associated with
34 which, although classified serologically as V. cholerae O139, lacks the CTXphi bacteriophage and the
37 ministration of the phages up to 24 h before V. cholerae challenge reduces colonization of the intest
38 omotes a more favourable interaction between V. cholerae and an arthropod host by reducing the nutrit
39 storing HapR expression in classical biotype V. cholerae repressed vieSAB transcription by binding to
42 we show a confrontation strategy adapted by V. cholerae O1 in which it utilizes a quorum sensing (QS
43 from patients with severe cholera caused by V. cholerae O1 in Bangladesh and age-, sex-, and ABO-mat
45 is pathway are unlikely to be encountered by V. cholerae in aquatic reservoirs or within the human ho
48 ome in human THP-1 monocytes and in PBMCs by V. cholerae varies with the biotype and is mediated by b
49 the evolution of niche-specific predation by V. cholerae-specific virulent phages, which complicates
50 (CTX), a protein complex that is secreted by V. cholerae, is required for V. cholerae to cause severe
52 e genome-encoded RecA helps CTXPhi to bypass V. cholerae immunity and allow it to replicate in the ho
53 we used classical (O395) and El Tor (C6706) V. cholerae biotypes in growth and biochemical assays.
54 surface adhesion-mediated compression causes V. cholerae biofilms to transition from a 2D branched mo
58 s the potential utility of single-chromosome V. cholerae to address fundamental questions on chromoso
61 ic antibody responses to the nearly complete V. cholerae O1 protein immunome; it has identified antig
64 es in the gastrointestinal tract may control V. cholerae biofilm formation at physiological levels.
67 rst report of unique roles for the different V. cholerae autoinducers suggests that detection of kin
68 nes, we reveal and compare three-dimensional V. cholerae colonization patterns of planktonic-grown an
69 eases pathogen growth and induces a distinct V. cholerae transcriptomic signature that is indicative
71 nitially feared to represent a new, emerging V. cholerae clone that would lead to an eighth cholera p
73 ent bacterial species and presumed to enable V. cholerae to assess the total bacterial cell density o
75 tulating that locally evolving environmental V. cholerae contributes to outbreaks outside Asia remain
78 a, and we contrast the clonality of epidemic V. cholerae with the background diversity of local endem
79 e, using electron cryotomography, we explore V. cholerae's cytoplasmic chemoreceptor array and establ
81 Our results suggest that EFVs facilitate V. cholerae survival in the environment, enhancing their
82 AI-1 QS pathway is activated when only a few V. cholerae cells are present, whereas the AI-2 pathway
83 bile salt-dependent virulence activation for V. cholerae The induction of TCP by murine intestinal co
85 shows that these cit genes are essential for V. cholerae growth when citrate is the sole carbon sourc
86 sent four complete, high-quality genomes for V. cholerae O139, obtained using long-read sequencing.
87 ween open and closed states is important for V. cholerae biofilm formation, as RbmA variants with swi
91 ive by nanoliter quantitative PCR (qPCR) for V. cholerae (n = 78/849), the odds that a rapid diagnost
94 Here, we conducted an imaging screen for V. cholerae mutants that fail to disperse, revealing thr
95 uture peacekeeping operations: screening for V. cholerae carriage, administering prophylactic antimic
96 present in the gut is a relevant signal for V. cholerae virulence induction in vivo We further show
99 esent the dodecameric structure of SpeG from V. cholerae in a ligand-free form in three different con
101 study provides mechanistic insight into how V. cholerae can acquire phosphate from extracellular DNA
104 Overall, we identified 608 immunoreactive V. cholerae antigens in our screening, 59 of which had h
107 ted serine protease, IvaP, that is active in V. cholerae-infected rabbits and human choleric stool.
110 role in shaping the biofilm architecture in V. cholerae biofilms, and this growth pattern is control
111 This unusual two-chromosome arrangement in V. cholerae has sparked considerable research interest s
114 n fatty acid biosynthesis and degradation in V. cholerae Our results provide the molecular basis for
116 the occurrence of cellular filamentation in V. cholerae, with variable propensity to filament among
117 e, bile resistance, and biofilm formation in V. cholerae Here, we investigated the function of ToxR a
119 tic elements linked with resistance genes in V. cholerae Here we present details of AMR profiles of 4
120 tive anaerobic citrate fermentation genes in V. cholerae, consisting of citCDEFXG, citS-oadGAB, and t
121 de the molecular basis for studies on Hfq in V. cholerae and highlight the importance of a previously
123 study, we identified another OxyR homolog in V. cholerae, which we named OxyR2, and we renamed the pr
124 porter of nucleotides has been identified in V. cholerae, suggesting that in order for the organism t
125 ound that indole repressed genes involved in V. cholerae pathogenesis, including the ToxR virulence r
127 further investigate the function of OmpR in V. cholerae biology by defining the OmpR regulon through
128 regulator aphB; however, the role of OmpR in V. cholerae biology outside virulence regulation remaine
132 cing) analysis to identify Hfq-bound RNAs in V. cholerae Our work revealed 603 coding and 85 noncodin
133 his LPS modification plays a pivotal role in V. cholerae resistance to antimicrobial peptides, weapon
136 tation of the transcriptional start sites in V. cholerae and highlight the importance of posttranscri
139 e an overview of the chemosensory systems in V. cholerae and the advances toward understanding their
140 thways controlling cell shape transitions in V. cholerae and the benefits of switching between rod an
142 nto the mechanism by which bile salts induce V. cholerae virulence but also suggest a means by which
143 monovalent 2D6 Fab fragments also inhibited V. cholerae motility, demonstrating that antibody-mediat
144 own of 37 predicted essential genes inhibits V. cholerae viability, thus validating the products of t
145 rmine acts as an exogenous cue that inhibits V. cholerae biofilm formation through the NspS-MbaA sign
147 dynamics of individual TcpP proteins in live V. cholerae cells with < 40 nm spatial resolution on a 5
149 nella enterica subsp. arizonae This modified V. cholerae strain was able to kill its parent using its
151 ndwork for interventions aimed at modulating V. cholerae biofilm dispersal to ameliorate disease.
152 tagged allele of VcPilQ purified from native V. cholerae cells to determine the cryoEM structure of t
153 the diversity of GIs circulating in natural V. cholerae populations and identifies GIs with VPI-1 re
154 nscriptomic studies with RND efflux-negative V. cholerae suggested that RND-mediated efflux was requi
156 The El Tor and classical biotypes of O1 V. cholerae show striking differences in their resistanc
159 phosphoethanolamine (pEtN) to the lipid A of V. cholerae El Tor that is not functional in the classic
160 heme-independent mechanism for activation of V. cholerae H-NOX that implicates this protein as a dual
162 s observed within 30 minutes of adherence of V. cholerae to the intestinal cell line INT 407, and a m
164 by specifically binding to the O-antigen of V. cholerae We demonstrate that the bivalent structure o
172 eflect the structure and complex dynamics of V. cholerae populations and provide a scalable high-thro
174 in about long-term survival and evolution of V. cholerae strains within these aquatic environmental r
176 trated in vivo by heterologous expression of V. cholerae pathway enzymes in a specially engineered Es
180 T-dependent cholera toxin synthesis genes of V. cholerae c2-HDA significantly repressed invasion gene
181 acterial genome, we engineered the genome of V. cholerae and examined in vitro and in vivo stability
185 ut, which selectively promotes the growth of V. cholerae through the acquisition of host-derived haem
188 ti-TcpB antibodies block CTXphi infection of V. cholerae Finally, we show that CTXphi uptake requires
191 e notion that the environmental lifestyle of V. cholerae fosters the exchange of genetic material wit
192 eloped a mixed-transmission dynamic model of V. cholerae, where aquatic reservoirs actively contribut
197 igen (a bacterial outer-membrane protein) of V. cholerae was expressed and purified and raising of po
202 resulted in a prolonged culturable state of V. cholerae in artificial sea water at 4 degrees C, wher
204 nated GIVchS12) from a non-O1/O139 strain of V. cholerae that is present in the same chromosomal loca
205 teins lead to competition between strains of V. cholerae, which are thought to be protected only from
208 or individualized preventative strategies of V. cholerae infection through modulating the structure a
209 should be valuable for the genetic study of V. cholerae and could be adapted for use in other specie
210 st is paramount to the pathogenic success of V. cholerae The transition between these two disparate e
211 ned AI synthase genes, increased survival of V. cholerae and a decrease in phage titer was observed.
213 ions between the type VI secretion system of V. cholerae and the microbial community of the fly.
214 , we discuss the roles played by the T6SS of V. cholerae in both natural environments and hosts.
215 persistence and the modes of transmission of V. cholerae and may further apply to other opportunistic
216 that a phospholipase T6SS effector (TseL) of V. cholerae can induce T6SS dynamic activity in P. aerug
217 study would help in better understanding of V. cholerae evolution and management of cholera disease
218 in the lumen, as well as the upregulation of V. cholerae genes that encode enzymes of the tricarboxyl
219 esh water, and only ICP1 was able to prey on V. cholerae in estuarine water due to a requirement for
220 similar to GIVchS12 were identified in other V. cholerae genomes, also containing CRISPR-Cas elements
221 ic in Yemen to global radiations of pandemic V. cholerae and show that this sublineage originated fro
222 ncreased competitive fitness to pre-pandemic V. cholerae, leading to grounding of the element in the
224 on of 1,087 isolates of the seventh pandemic V. cholerae serogroups O1 and O139 biotype El Tor(2-4).
225 on, are specific to the suspected pathogenic V. cholerae O1 and O139, but they are not specific to th
227 e ligated-ileal-loop assay, 2D6 IgA promoted V. cholerae agglutination in the intestinal lumen and li
231 Mutation of either oxyR2 or ahpC rendered V. cholerae more resistant to H2O2 RNA sequencing analys
234 es in the gut and, along with other secreted V. cholerae proteases, decreases binding of intelectin,
235 ompetition experiments with matrix-secreting V. cholerae variants, whose densely packed biofilm struc
237 ens included cholera toxin B and A subunits, V. cholerae O-specific polysaccharide and lipopolysaccha
239 ng the citrate fermentation pathway and that V. cholerae likely needs to compete with other members o
246 evious work in our laboratory indicated that V. cholerae OmpR functioned as a virulence regulator thr
247 clinical relevance was the observation that V. cholerae in the INT 407-associated biofilms was signi
249 ll, the studies presented here revealed that V. cholerae virulence potential can evolve and that the
251 Mouse colonization experiments showed that V. cholerae can utilize citrate in vivo using the citrat
254 ntrations of DPO, allowing VqmA to drive the V. cholerae quorum-sensing transition at high cell densi
255 hia coli FeoB, which is solely a GTPase, the V. cholerae and Helicobacter pylori FeoB proteins have b
256 acquired genes from 6 different loci in the V. cholerae chromosome and showed contribution of CTX pr
261 ion, allowing the phage to be drawn into the V. cholerae periplasm as an extension of the pilus filam
263 omic differences between these isolates, the V. cholerae O1 reference strain N16961, and the prototyp
264 endent of primary secreted components of the V. cholerae biofilm matrix; instead, filamentous biofilm
269 Here, we have expressed and purified the V. cholerae HisKa (HnoK) and H-NOX in its heme-bound (ho
274 , this biosensor was successfully applied to V. cholerae detection in environmental samples with no s
275 ectin, which inhibited intelectin binding to V. cholerae These results suggest that IvaP plays a role
276 es the expression of ohrA and contributes to V. cholerae's ability to survive in a variety of environ
278 intestinal carbohydrate-binding protein, to V. cholerae in vivo IvaP bears homology to subtilisin-li
279 tal introductions of seventh pandemic El Tor V. cholerae and that at least seven lineages local to th
281 sely related to serogroup O1, biotype El Tor V. cholerae, and comprise a single sublineage of the sev
282 raphy of both clinical and aquatic toxigenic V. cholerae O1 isolates and show robust evidence of the
285 c environments, with environmental toxigenic V. cholerae O1 strains serving as a source for recurrent
286 Three of these sequences are from toxigenic V. cholerae, and one is from a bacterium which, although
287 The single-source introduction of toxigenic V. cholerae O1 in Haiti, one of the largest outbreaks oc
288 estigated the effects of indole on toxigenic V. cholerae O1 El Tor during growth under virulence indu
290 During microcolony formation, wild-type V. cholerae cells tended to exist as straight rods, whil
291 ted approximately 1 x 10(5) CFU of wild-type V. cholerae O1 El Tor Inaba strain N16961 10 days or 3 m
293 These effects are relevant for understanding V. cholerae pathogenicity and are mediated through the p
300 t (MDR) and extensively drug-resistant (XDR) V. cholerae to identify AMR genes and genomic elements t