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1 B. burgdorferi antigen was detected in the DRG and dorsa
2 B. burgdorferi appears to lack the metabolic capacity fo
3 B. burgdorferi can utilize glycerol as a carbohydrate so
4 B. burgdorferi cannot utilize the other product of LuxS,
5 B. burgdorferi clones containing point mutations in cons
6 B. burgdorferi elongates from discrete zones that are bo
7 B. burgdorferi is known to be unique in metal utilizatio
8 B. burgdorferi isolates were cultivated in Barbour-Stoen
9 B. burgdorferi regulates gene expression in response to
10 B. burgdorferi SodA shows strong overall homology with o
11 B. burgdorferi was detected using T2MR in 2/2 (100%) of
12 B. burgdorferi was weakly amplified from one pool using
13 B. burgdorferi's periplasmic flagellar filaments are com
14 B. burgdorferi-infected mice were subjected to secondary
16 Furthermore, characterization of the 6042 B. burgdorferi TSSs reveals a variety of RNAs including
17 ere selected from our initial analysis of 62 B. burgdorferi surface proteins and synthetic peptides b
18 opose that CheY2 serves as a regulator for a B. burgdorferi virulence determinant that is required fo
19 we utilized targeted deletion to generate a B. burgdorferi clone that lacked only the arp gene locus
20 his end, a bb0744 deletion was isolated in a B. burgdorferi strain B31 infectious background, complem
24 al inhibitory concentration, < 1 nM) against B. burgdorferi, Borrelia afzelii, and Borrelia garinii,
26 nd domain swapping between the S. aureus and B. burgdorferi proteins identified that a 6-residue stre
27 of nymphal ticks suggest that B. mayonii and B. burgdorferi may have different metabolic capabilities
28 (DeltaVlsE) at day 28 p.i., the active anti-B. burgdorferi immune response did not prevent DeltaVlsE
29 test if any significant changes in the anti-B. burgdorferi antibody repertoire accounted for the obs
31 he first evidence that, by utilizing BbHtrA, B. burgdorferi may actively participate in its dissemina
32 Here we describe a novel interaction between B. burgdorferi and the major ECM proteoglycan found in j
33 ur understanding of the interactions between B. burgdorferi and its murine host in the establishment
37 FN-alpha and IFN-lambda1, a type III IFN, by B. burgdorferi RNA or live spirochetes required TLR7-dep
38 Induction of type I and type III IFNs by B. burgdorferi RNA could be completely abrogated by a TL
43 ermined that OspC production was required by B. burgdorferi throughout SCID mouse infection if the vl
44 ups of pathogens represented respectively by B. burgdorferi, the agent of Lyme borreliosis, and B. he
45 ole make clear that environmental sensing by B. burgdorferi directly or indirectly drives an extensiv
50 nfection provides new insights into critical B. burgdorferi interactions with the host required for i
52 ry transcriptional framework for delineating B. burgdorferi regulatory pathways throughout the enzoot
53 antibodies against a prototypic T-dependent B. burgdorferi protein, Arthritis-related protein (Arp),
55 udy attempted to use xenodiagnosis to detect B. burgdorferi in patients who have been treated for Lym
59 red to two-tiered testing in detecting early B. burgdorferi infection indicates that multiplex analys
63 We recently reported that a surface-exposed B. burgdorferi protease, which is expressed during human
64 e (MSCRAMM) protein family, which facilitate B. burgdorferi adherence to extracellular matrix compone
67 lts suggest a role for BBA66 in facilitating B. burgdorferi dissemination and transmission from the t
68 ce was required along with that of bbb22 for B. burgdorferi to achieve maximal spirochete loads in in
70 gene(s) or regulatory elements critical for B. burgdorferi survival and pathogenesis in the Ixodes v
71 oth genes, bbb22 and bbb23, are critical for B. burgdorferi to achieve wild-type infection of mice an
73 As BB0323 is a membrane protein crucial for B. burgdorferi survival in vivo, exploring its function
78 ty of the I. scapularis PM was essential for B. burgdorferi to efficiently colonize the gut epitheliu
79 ty of innate immunity as a driving force for B. burgdorferi heterogeneity during the enzootic cycle i
81 tively high level of saturation observed for B. burgdorferi PC, as vesicles containing ACGal and PC,
82 rry stain, immunohistochemistry, and PCR for B. burgdorferi, and immunohistochemistry for complement
86 and pncA, are postulated to play a role for B. burgdorferi to infect and persist in Ixodes ticks.
87 744 (also known as p83/100) by screening for B. burgdorferi strain B31 proteins that bind to alpha1be
89 study, we solved the structure of DbpA from B. burgdorferi strain 297 using X-ray crystallography an
90 ures demonstrated that T cells isolated from B. burgdorferi-infected but not B. burgdorferi-immunized
92 globulin genes were immunized with OspA from B. burgdorferi to generate human monoclonal antibodies (
93 ned the mature P66 amino acid sequences from B. burgdorferi and B. garinii, we found that K487 was pr
95 ected to secondary challenge by heterologous B. burgdorferi at different time points postinfection (p
98 mentally, although the ability of homologous B. burgdorferi clones to superinfect a host has not been
99 data demonstrate an inability of homologous B. burgdorferi to superinfect immunocompetent mice as op
100 ypes of immunodeficient mice with homologous B. burgdorferi indicate that the murine innate immune sy
101 s transit between ticks and mammalian hosts, B. burgdorferi must dramatically alter its outer surface
102 This reveals the molecular basis for how B. burgdorferi evades innate immunity and suggests how O
103 rrelia burgdorferi Here, we investigated how B. burgdorferi exploits Fn to interact with endothelia u
104 technology (IVET)-based approach to identify B. burgdorferi genes expressed in vivo, we discovered th
105 In addition to type I and type III IFNs, B. burgdorferi RNA contributed to the production of the
106 anaging its microbiome, and how this impacts B. burgdorferi colonization of its arthropod vector.
109 ablished that the regulator BosR (BB0647) in B. burgdorferi plays important roles in modulating borre
110 milar under the aforementioned conditions in B. burgdorferi Among several polyamines and polyamine pr
113 a first step in characterizing mRNA decay in B. burgdorferi and in investigating its role in gene exp
114 In this study, we monitored mRNA decay in B. burgdorferi following transcriptional arrest with act
116 hat BosR may influence its own expression in B. burgdorferi However, direct experimental evidence sup
117 vestigation revealed that bosR expression in B. burgdorferi is influenced by environmental stimuli, s
118 is of major regulators of gene expression in B. burgdorferi, such as RpoS and BosR, with a concomitan
121 l, principles of ordered-domain formation in B. burgdorferi appear to be very similar to those in euk
125 report that multiple pathways participate in B. burgdorferi internalization and that different cell s
126 gnaling pathways as ones that participate in B. burgdorferi phagocytosis and the resulting cytokine a
127 l cell surface receptors that participate in B. burgdorferi phagocytosis have been reported, includin
129 fied a periplasmic BB0323 binding protein in B. burgdorferi, annotated as BB0104, having serine prote
131 from activation of the stringent response in B. burgdorferi may also be involved in the recently desc
132 s here the future of evolutionary studies in B. burgdorferi, focusing on the primary evolutionary for
133 ering an inducible csrA expression system in B. burgdorferi, controlled hyperexpression of CsrA in a
134 is is the first comprehensive map of TSSs in B. burgdorferi and characterization of previously un-ann
137 yD88 were infected with a pool of infectious B. burgdorferi transposon mutants with insertions in the
142 that were inoculated intrathecally with live B. burgdorferi and either treated with dexamethasone or
143 demonstrate the detection of ospA, the major B. burgdorferi lipoprotein at the level of 4.0 fmol of o
145 formed in vitro describing the roles of many B. burgdorferi outer surface proteins in adhesion to hos
146 used both wild-type and genetically modified B. burgdorferi s. l. bacteria, recombinant borrelia adhe
148 (qPCR) demonstrated that Deltabb0744 mutant B. burgdorferi bacteria were attenuated in the ability t
151 solated from B. burgdorferi-infected but not B. burgdorferi-immunized mice supported the rapid differ
153 larly in heart tissue, alters the ability of B. burgdorferi to disseminate efficiently, or both.
155 Two-dimensional electrophoresis analysis of B. burgdorferi B31A3 and a strain that overexpresses Htr
156 ditions not yet identified or that BB0449 of B. burgdorferi has a function other than ribosome confor
157 omic approach, we demonstrate that a bulk of B. burgdorferi SodA directly associates with manganese,
158 lains a large increase in pathogen burden of B. burgdorferi in the joint of iNKT cell-deficient mice,
159 olesterol could enhance the organ burdens of B. burgdorferi and the spirochetemia of B. hispanica in
161 se CD4 T cells contributed to the control of B. burgdorferi burden and supported the induction of B.
162 osR throughout the tick-mammal life cycle of B. burgdorferi via quantitative reverse transcription (R
163 onsidering the unique enzootic life cycle of B. burgdorferi, it is not surprising that a large propor
165 d OAS1 were induced by endosomal delivery of B. burgdorferi DNA, RNA, or whole-cell lysate, but not b
166 w approach was first applied to detection of B. burgdorferi membrane proteins supplemented in human s
167 Our results indicated that detection of B. burgdorferi membrane proteins, which are approximatel
168 d play a beneficial role in dissemination of B. burgdorferi in the human host and may possibly aid th
169 ophysical model for the swimming dynamics of B. burgdorferi suggested that cell speed should increase
171 genome analysis has revealed a new family of B. burgdorferi proteins containing the von Willebrand fa
173 tick colonization, we constructed a form of B. burgdorferi in which the ospA open reading frame, on
180 an in vivo model of vascular interaction of B. burgdorferi in which the bacteria are injected intrav
181 is illuminating mechanisms of interaction of B. burgdorferi with the host and the importance of multi
184 nal studies that described the morphology of B. burgdorferi from patients with Lyme disease, the orga
188 play important roles in the pathogenesis of B. burgdorferi that extend beyond its transport function
189 t role in the chemotaxis and pathogenesis of B. burgdorferi We propose potential connections between
193 ission, survival and pathogenic potential of B. burgdorferi depend on the bacterium's ability to modu
196 rn Hemispheres, evidence for the presence of B. burgdorferi s.l. in South America apart from Uruguay
199 e bb0318 in the oxidative stress response of B. burgdorferi and indicate the contribution of bb0318 t
201 vivo model to define the biological roles of B. burgdorferi adhesins in tissue-specific vascular inte
202 We show here that the swimming speeds of B. burgdorferi and T. pallidum decrease with increases i
208 rrelia burgdorferi The long-term survival of B. burgdorferi spirochetes in the mammalian host is achi
210 lobally identify the 5' end transcriptome of B. burgdorferi grown in culture as a means to validate n
211 urine model of tick-mediated transmission of B. burgdorferi CONCLUSIONS: Our study indicates that Osp
217 udies in which round morphologic variants of B. burgdorferi have been described in situ in human spec
218 a pathogenic role to morphologic variants of B. burgdorferi in either typical manifestations of Lyme
219 that reported round morphologic variants of B. burgdorferi in specimens obtained from 32 total patie
221 ince motility is crucial to the virulence of B. burgdorferi, the results suggest that sublethal doses
225 each strain were treated with trypsin, only B. burgdorferi P66 was trypsin sensitive, indicating tha
228 led, as did attempts to amplify and sequence B. burgdorferi from the five individual samples comprisi
229 y other investigators suggested that several B. burgdorferi lipoproteins, including OspA and VlsE, co
232 MP (c-di-GMP) synthesis by the Hk1/Rrp1 TCS; B. burgdorferi lacking either component is destroyed dur
233 d a quantitative trait locus on Chr4, termed B. burgdorferi-associated locus 1 (Bbaa1), that regulate
234 reater capacity to survive tick feeding than B. burgdorferi Deltahk1 or Deltarrp1 mutants, establishi
238 our studies provide the first evidence that B. burgdorferi possess proteolytic activity which may co
240 Not only is iron low, but we show here that B. burgdorferi has the capacity to accumulate remarkably
242 Our biochemical analysis indicates that B. burgdorferi CheD significantly enhances CheX phosphat
243 e findings further reinforce the notion that B. burgdorferi utilizes its limited signaling systems an
248 Taken together, the results suggest that B. burgdorferi DNA and mRNA can be detected in samples l
251 een infected multiple times, suggesting that B. burgdorferi exposure may elicit strain-specific immun
252 We demonstrate that DNA and RNA are the B. burgdorferi components that initiate a type I IFN res
255 Here, we systematically characterized the B. burgdorferi CheD homolog using genetics and biochemic
256 lification-microarray approach to define the B. burgdorferi transcriptomes in fed larvae, fed nymphs
257 In a head-to-head comparison, however, the B. burgdorferi Deltaglp mutant had a markedly greater ca
261 ed from the mice and the compositions of the B. burgdorferi populations at the injection site and in
265 mong uninfected I. scapularis nymphal ticks, B. burgdorferi-infected nymphal ticks and B. mayonii-inf
267 g performance for detection of antibodies to B. burgdorferi using the PPO triplex test (rP100 + PepVF
269 ts and their transport systems contribute to B. burgdorferi adaptation during the vector and vertebra
270 ly, it was reported that CsrA contributes to B. burgdorferi infectivity and is required for the activ
271 me the induction of autophagy by exposure to B. burgdorferi and that autophagy modulates the B. burgd
272 years, suggesting that previous exposure to B. burgdorferi may not elicit a protective immune respon
275 ing activities of this OMP as they relate to B. burgdorferi physiology and Lyme disease pathogenesis.
276 it is expected that the antibody response to B. burgdorferi invariant antigens will become nonprotect
277 rotective efficacy of the immune response to B. burgdorferi surface antigens were monitored via a sup
279 etectable spirochetemia induced by wild-type B. burgdorferi (WT), indicating that VlsE was likely the
280 conditions, the swimming speed of wild-type B. burgdorferi slowed by approximately 15%, with only ma
281 significantly higher than parental wild-type B. burgdorferi strains, suggesting that OspC has an anti
284 ave provided additional evidence that viable B. burgdorferi do not persist after conventional treatme
285 ies continue to provide evidence that viable B. burgdorferi do not persist in patients who receive co
288 s, and humans indicate that coinfection with B. burgdorferi and B. microti is common, promotes transm
289 nstream of these receptors upon contact with B. burgdorferi We identified both Syk and Src signaling
290 sociated cytokines, correlated directly with B. burgdorferi immunoglobulin G antibodies (P </= .02),
291 ting SWNT FETs was seen upon incubation with B. burgdorferi flagellar antigen, indicative of the nano
292 apoE- and LDLR-deficient mice infected with B. burgdorferi had an increased number of spirochetes in
297 nally, infection of AP-3-deficient mice with B. burgdorferi resulted in altered joint inflammation du
299 e marrow-derived macrophages stimulated with B. burgdorferi, and it was responsible for feed-forward
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