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1 C. jejuni 81-176 naturally lacks the fuc locus and is un
2 C. jejuni also activated the NLRP3 inflammasome in human
3 C. jejuni also transitioned to coccoid within epithelial
4 C. jejuni belongs to the commensal microbiota of a numbe
5 C. jejuni DNA was less prevalent (42% of samples positiv
6 C. jejuni helical shape and corresponding peptidoglycan
7 C. jejuni IA3902 (representative of the sheep abortion c
8 C. jejuni is capable of systemic invasion in the rabbit,
9 C. jejuni is known to produce capsular polysaccharide (C
10 C. jejuni lineages vary in host range and prevalence in
11 C. jejuni lipooligosaccharide (LOS) is a potent activato
12 C. jejuni NCTC11168 forms less biofilms in the presence
13 C. jejuni possesses an unusual phospholipidome that is h
14 C. jejuni regulates gene expression under various enviro
15 C. jejuni typically colonizes the gut, but a hypervirule
16 C. jejuni-induced bactericidal NO production was reduced
17 genomic variation associated with AMR in 168 C. jejuni and 92 C. coli strains isolated from humans, l
18 cteriosis isolates, comprising 2,207 (89.3%) C. jejuni isolates and 265 (10.7%) C. coli isolates.
19 ed the antimicrobial susceptibilities of 320 C. jejuni and 115 C. coli isolates obtained from feedlot
20 erent time periods and compared them with 42 C. jejuni isolates associated with sheep abortion during
22 LST-characterised isolates, we sequenced 600 C. jejuni and C. coli isolates from various stages of po
24 is study, we examined stress tolerance in 70 C. jejuni strains isolated from retail chicken under sev
29 Furthermore, incubation of CTB or LTB with a C. jejuni isolate capable of altering its lipooligosacch
30 vailable mouse monoclonal antibodies against C. jejuni were investigated to construct direct, sandwic
31 s in understanding the mechanisms that allow C. jejuni to colonize the chicken gastrointestinal tract
34 hese loci had alleles that were shared among C. jejuni and C. coli consistent with horizontal transfe
35 es and time of isolation, while the analyzed C. jejuni isolates were genetically diverse, suggesting
37 est that in the gut of warm-blooded animals, C. jejuni depends on at least formate or hydrogen as don
42 Furthermore, neutrophil depletion attenuated C. jejuni-induced crypt abscesses and intestinal inflamm
43 Importantly, sodium nitroprusside attenuated C. jejuni-induced colitis in Il10(-/-); Nod2(-/-) mice.
44 flagella-TLR5 driven pro-inflammatory axis, C. jejuni flagella instead promote an anti-inflammatory
45 we studied LOS structural variation between C. jejuni strains associated with different ecological s
49 se leads to secretion of an alpha-dextran by C. jejuni and that a secreted protease, Cj0511, is requi
50 Lipo-oligosaccharides (LOS), expressed by C. jejuni induce antibodies that cross-react with self-g
51 e use of enterobactin hydrolysis products by C. jejuni, Vibrio cholerae, and other bacteria with homo
52 Although C. jejuni can be transformed by C. jejuni-derived DNA, it is poorly transformed by the s
53 ght into the molecular mechanism utilized by C. jejuni, and possibly other intestinal pathogens, to s
54 Decreased contamination of drinking water by C. jejuni and S. enterica was also observed, suggesting
56 nd shows antibody is ineffective in clearing C. jejuni from the ceca within the production lifetime o
57 comparison of our isolates with 249 clinical C. jejuni from other states showed frequent phylogenetic
58 We conclude that the diversity of clinical C. jejuni in New Hampshire in 2017 was driven mainly by
60 ifferences in pathogenic properties; coccoid C. jejuni were non-motile and non-infectious, with minim
62 the effectiveness of LC(+mcra) in decreasing C. jejuni colonization by means of kanamycin resistant s
63 ulturing (plating) method was able to detect C. jejuni in the real chicken sample at less than 500 CF
65 blockade of PI3K-gamma signaling diminished C. jejuni-induced intestinal inflammation, neutrophil ac
66 gating genetic markers that can discriminate C. jejuni source were used with STRUCTURE software to pr
67 obe sequences from 1,713 genetically diverse C. jejuni and C. coli genomes, supported by RT-PCR testi
68 lack of insight into the mechanisms driving C. jejuni growth and survival within hosts and the envir
71 ridization and culture assay showed enhanced C. jejuni invasion into the colon and mesenteric lymph n
72 haped laboratory, clinical and environmental C. jejuni and Campylobacter coli contained genetic chang
73 ficity of the protein N-glycosylation enzyme C. jejuni PglB was tested using a logical, synthetic arr
74 ped severe intestinal inflammation following C. jejuni infection, compared with Nod2(-/-) and Il10(-/
76 100% for Shigella spp., 97.5% and 99.0% for C. jejuni and C. coli, and 100% and 99.7% for Shiga toxi
77 99.7% for Shigella spp., 97.2% and 98.4% for C. jejuni and C. coli, and 97.4% and 99.3% for Shiga tox
78 , 8 x 10(-6), and 3 x 10(-7) [corrected] for C. jejuni, Salmonella spp., and enteroviruses, respectiv
80 ative Microbial Risk Assessment was done for C. jejuni, Salmonella spp., and enteroviruses to estimat
81 CFU mL(-1), the minimum infectious dose for C. jejuni while a commercial ELISA kit was unable to det
82 Instead, secretion of CiaI was essential for C. jejuni to facilitate commensal colonization of the na
83 ce in dairy manure, while risk estimates for C. jejuni were not sensitive to any single variable.
84 The DL-carboxypeptidase Pgp1 important for C. jejuni helical morphology and putative N-acetylmuramo
88 IA-positive samples were positive by PCR for C. jejuni/C. coli, but 27.6% were positive for non-jejun
92 r, these results support a critical role for C. jejuni's helical morphology in enabling it to travers
93 -SPR method showed excellent sensitivity for C. jejuni with a limit of detection (LOD) of 131 +/- 4 C
101 pCJDM202 (119 kb) and pCJDM67L (116 kb) from C. jejuni strains WP2-202 and OD2-67, respectively, were
106 ed limited resolution to adequately identify C. jejuni outbreaks and separate out sporadic isolates d
108 uoroquinolone resistance reached to 35.4% in C. jejuni and 74.4% in C. coli, which are significantly
109 g the differential level of aerotolerance in C. jejuni and that AT and HAT strains of C. jejuni are m
110 ts and phase-variants, the cj0031c allele in C. jejuni strain NCTC11168 was demonstrated to specifica
111 407 cells in vitro The importance of Ape1 in C. jejuni biology makes it a good candidate as an antimi
112 Additionally, overexpression of arsB in C. jejuni 11168 resulted in a 16-fold increase in the MI
117 high-level resistance to chloramphenicol in C. jejuni, using integrated genomic and proteomic analys
119 ide sensitivity, and chicken colonization in C. jejuni Inactivation of the CjNC110 ncRNA led to a sta
120 st abundant periplasmic c-type cytochrome in C. jejuni, as a novel and unexpected protein required fo
121 pendent manner but a significant decrease in C. jejuni colonization in the spleen and liver of chicke
122 This mechanism of DNA discrimination in C. jejuni is distinct from the DNA discrimination descri
124 aspecies conservation of the target genes in C. jejuni and C. coli Rare instances of a lack of specif
125 plain the essential role of glycosylation in C. jejuni motility, and show how the outer domains have
126 A genome-wide association study (GWAS) in C. jejuni ST-21 and ST-45 complexes identified genetic e
127 rulence plasmid named pVir was identified in C. jejuni 81-176 and IA3902, but determining the role of
128 enella resulted in a significant increase in C. jejuni colonization in the cecum in a parasite dose-d
129 onization, and host-pathogen interactions in C. jejuni Therefore, changes in PG greatly impact the ph
131 are major contributors to microaerophily in C. jejuni; hemerythrins help prevent enzyme damage micro
132 orA mRNA and immunoblot detection of MOMP in C. jejuni showed that disruption of T (porA) significant
136 ernative mechanism for arsenic resistance in C. jejuni and provide new insights into the adaptive mec
137 assage on calcofluor white (CFW) resulted in C. jejuni 81-176 isolates with morphology changes: eithe
139 nes required for efficient transformation in C. jejuni include those similar to components of type II
140 re gene with the highest p-distance value in C. jejuni was annotated in the reference genome as a put
144 t the toxin B-subunits (CTB and LTB) inhibit C. jejuni growth by binding to GM1-mimicking lipooligosa
146 oration of the carbohydrate sialic acid into C. jejuni lipooligosaccharides (LOS) is associated with
148 oxygen-sensitive (OS) strains of C. jejuni, C. jejuni strains with increased aerotolerance, such as
150 populations and provides evidence that major C. jejuni lineages have distinct genotypes associated wi
152 At the cellular level, Cj-P1 induced more C. jejuni invasion and neutrophil infiltration into the
155 -positive bacteria but also in Gram-negative C. jejuni, advancing our knowledge of the methods of sur
165 hypervirulent and rapidly expanding clone of C. jejuni recently emerged, which is able to translocate
166 ners of CjNC110 in a sheep abortion clone of C. jejuni These data were then utilized to focus further
167 ainable approach to decrease colonization of C. jejuni and S. enterica in poultry gut along with othe
170 with a couple of exceptions, the ecology of C. jejuni and C. coli differed, with the latter forming
171 it is important to control the elevation of C. jejuni virulence during chicken transmission process.
174 logy models of the N-linked glycoproteome of C. jejuni This evaluation highlights the potential diver
175 eacts with superoxide, rescued the growth of C. jejuni cultured in the presence of deoxycholate.
176 More specifically, continuous growth of C. jejuni in deoxycholate was found to: 1) induce the pr
184 ives a unique insight into the mechanisms of C. jejuni disease in terms of host physiology and contri
185 Specifically, we show that modification of C. jejuni lipid A with pEtN results in increased recogni
186 e valuable insights into the pathobiology of C. jejuni sheep abortion clone and strongly suggest that
189 a suggest that the capsule polysaccharide of C. jejuni and the MeOPN modification modulate the host i
190 e related to the capsular polysaccharides of C. jejuni HS:4 is very remarkable, owing to the unique,
194 mprovement was accompanied by a reduction of C. jejuni translocation into the colon and extraintestin
196 is required for the chemotactic response of C. jejuni to galactose, as shown using wild type, alleli
197 aluable tools for investigating the roles of C. jejuni cell surface glycoconjugates in host pathogen
198 n the reannotation of the genome sequence of C. jejuni isolate NCTC 11168, chosen as being present in
201 , these results indicate that sialylation of C. jejuni LOS increases DC activation and promotes subse
202 was caused by a single, persistent strain of C. jejuni belonging to clonal complex ST-45, with eviden
204 s on the survivability of several strains of C. jejuni and C. coli, which were previously isolated fr
205 in C. jejuni and that AT and HAT strains of C. jejuni are more tolerant to oxidants and low temperat
207 Compared to oxygen-sensitive (OS) strains of C. jejuni, C. jejuni strains with increased aerotoleranc
208 We report the 2.1-A crystal structure of C. jejuni MOMP expressed in E. coli and a lower resoluti
209 hicken liver juices enhanced the survival of C. jejuni and C. coli strains at low temperatures, which
210 for CeuE within the Fe(III) uptake system of C. jejuni, provide a molecular-level understanding of th
211 Here we report the complete transcriptome of C. jejuni during colonization of the chicken cecum and i
213 these analyses enhance our understanding of C. jejuni PG maturation and help to clarify how PG struc
215 , which has two major porins, OmpC and OmpF, C. jejuni has one, termed major outer membrane protein (
216 the impact that E. tenella infection had on C. jejuni colonization of chickens, including the influe
217 eltapatA and DeltapatB had minimal impact on C. jejuni growth and fitness under the conditions tested
218 C. coli, one additional E. faecium, and one C. jejuni also developed resistance when exposed to 0.25
219 her, formate might play a role in optimizing C. jejuni's adaptation to the oxygen-limited gastrointes
223 cells of the microaerophilic human pathogen C. jejuni using RNA-seq revealed differential expression
225 e development of novel strategies to prevent C. jejuni colonization of food-producing animals or to t
227 that exposure to pancreatic amylase protects C. jejuni from stress conditions in vitro, suggesting th
228 he single Thr-86-Ile mutation in GyrA, FQ(R) C. jejuni isolates had other mutations in GyrA in additi
229 Kinetic studies with purified recombinant C. jejuni TsdA showed it to be a bifunctional tetrathion
231 8 multistate outbreak of multidrug-resistant C. jejuni Here, we aimed to elucidate the baseline diver
232 a highly pathogenic, tetracycline-resistant C. jejuni clone (named SA) has become the predominant ca
237 in the increased pathogenicity of sialylated C. jejuni and may be key to the initiation of B cell-med
239 gs reveal the emergence of cattle specialist C. jejuni lineages from a background of host generalist
242 tent Escherichia coli and the native system, C. jejuni, revealed that efficient glycosylation of glyc
244 nalyzed for Campylobacter species other than C. jejuni and C. coli using a filtration method and micr
246 tion cryoelectron microscopy (cryo-EM), that C. jejuni accommodated these mutations by forming filame
253 etween peptide and glycan substrates and the C. jejuni PglB offer new experimental information on sub
259 e now determined the atomic structure of the C. jejuni G508A flagellar filament from a 3.5- angstrom-
261 activation libraries were generated in three C. jejuni strains and the impact on fitness during chick
262 for fitness during in vitro growth in three C. jejuni strains, revealing that a large part of its ge
263 i WP2-202 was transferred via conjugation to C. jejuni NCTC11168 Nal(+), transconconjugants acquired
265 his is first study of functional immunity to C. jejuni in chicken and shows antibody is ineffective i
266 ologic development of protective immunity to C. jejuni, we assessed the ability of an initial infecti
268 retreated with anti-IL-10R were resistant to C. jejuni-induced intestinal inflammation compared with
269 ctional role of B lymphocytes in response to C. jejuni in the chicken through depletion of the B lymp
270 gh intrinsic dendritic cell (DC) response to C. jejuni LOS through Toll-like receptor 4 (TLR4) activa
275 ep abortion clone) is genetically similar to C. jejuni W7 (representative of strain type NCTC 11168);
276 bbit polyclonal antibody with specificity to C. jejuni was first mixed with C. jejuni cells and unbou
277 ility to highly regulate gene transcription, C. jejuni encodes few transcription factors and its geno
278 nd PCR-derived DNA can efficiently transform C. jejuni when only a subset of the CtsM sites are methy
279 ous recombination is sufficient to transform C. jejuni, whereas otherwise identical unmethylated DNA
280 DNA derived from a ctsM mutant transforms C. jejuni significantly less well than DNA derived from
281 It remains unknown how chicken-transmitted C. jejuni and microbiota impact on human campylobacterio
283 ired for in vitro competition with wild-type C. jejuni but is dispensable for growth in monoculture.
284 ne operon) are widely distributed in various C. jejuni strains, suggesting that Campylobacter require
285 rends within this Tn library, and in various C. jejuni wild type strains, were compared and correlate
286 We identified the ability of both viable C. jejuni and purified flagellum to bind to Siglec-10, a
287 e ceca, the main site of colonisation, where C. jejuni persist to beyond commercial slaughter age, bu
288 this mouse model was used to define whether C. jejuni's characteristic helical shape plays a role in
294 Il10(-/-); Nod2(-/-) mice were infected with C. jejuni (10(9) colony-forming units/mouse) 24 hours af
295 Less than 1 in 1,000 persons infected with C. jejuni develop GBS, and the factors that determine GB
296 subjects underwent a primary infection with C. jejuni CG8421; 14 (93.3%) experienced campylobacterio
297 immunologic evidence of prior infection with C. jejuni received an initial challenge with C. jejuni C
299 pecificity to C. jejuni was first mixed with C. jejuni cells and unbound antibody was subsequently se
300 ur findings provide further evidence that WW C. jejuni subtypes show niche adaptation and may be impo