• Borrelia burgdorferi is named after the researcher Willy Burgdorfer, who first isolated the bacterium in 1982. (wikipedia.org)
  • B. burgdorferi is a microaerobic, motile spirochete with seven to 11 bundled perisplasmic flagella set at each end that allow the bacterium to move in low- and high-viscosity media alike, which is related to its high virulence factor. (wikipedia.org)
  • In their latest study, Matthew Pine and Norbert Pardi from the University of Pennsylvania developed an OspA-based mRNA vaccine that prevents the bacterium Borrelia burgdorferi from infecting mice. (the-scientist.com)
  • It is caused by a bacterium belonging to the Borrelia burgdorferi sensu lato group, which includes at least 5 species that are pathogenic to humans, and is present in France. (anses.fr)
  • People get this disease from ticks infected with a bacterium, Borrelia burgdorferi . (biologicaldiversity.org)
  • Ticks feed on different species, and, since many are poor hosts for the bacterium, only a limited number of ticks would carry the disease to people. (biologicaldiversity.org)
  • [9] The genome of B. burgdorferi includes a linear chromosome approximately one megabase in size, and 21 plasmids (12 linear and 9 circular)-the largest number of plasmids (double-stranded DNA molecules separate from the chromosomal DNA ) found in any known bacterium [10] . (newworldencyclopedia.org)
  • B. burgdorferi sensu stricto (s.s. (biomedcentral.com)
  • 2-5 Pathogen diversity is greater in Europe, where B. burgdorferi sensu stricto, B. afzelii , B. garinii , B. bavariensis , and B. spielmanii are established contributors to the burden of human disease. (health.mil)
  • B. burgdorferi sensu stricto (predominant in North America, but also in Europe), B. afzelii, and B. garinii (both predominant in Eurasia). (newworldencyclopedia.org)
  • At present, diagnostic tests are based only on B. burgdorferi sensu stricto (the only species present in the United States), B. afzelii, and B. garinii. (newworldencyclopedia.org)
  • Here we obtained a well-resolved polymorphism type of intergenic spacer (IGS) sequence phylogeny of B. burgdorferi sensu stricto clonal complexes (corresponding to the ospC- A and -B groups) is associated by using multilocus sequence typing at housekeeping loci with hematogenous dissemination in patients with early as well as loci under adaptive evolution. (cdc.gov)
  • Not all species of ticks can carry these bacteria. (medlineplus.gov)
  • Nymphs pick up bacteria when they feed on small rodents, such as mice, infected with B burgdorferi . (medlineplus.gov)
  • But current diagnostic tests are not very reliable - they use indirect methods, measuring antibodies the body produces against the Borrelia bacteria that cause the disease. (acs.org)
  • These include Borrelia Burgdorferi, Borellia Mayonii, Borrelia afzelii and Borrelia Garinii bacteria. (checkbiotech.org)
  • Andrea Egizi] Ehrlichiosis is the name of a human disease caused by a particular species of bacteria, in the genus Ehrlichia . (cdc.gov)
  • Borrelia belongs to a genus of bacteria of the spirochete phylum. (prospecbio.com)
  • Digitally colorized scanning electron microscope image depicting a grouping of numerous, Gram-negative anaerobic Borrelia burgdorferi bacteria derived from a pure culture. (health.mil)
  • 3 Borrelia burgdorferi (a gram negative bacteria) binds several glycosphingolipids including GT 1b . (matreya.com)
  • Scientists are particularly concerned about ticks transmitting bacteria from the Borrelia burgdorferi sensu lato complex-a group of spirochetes that includes the originally discovered species, B. burgdorferi . (the-scientist.com)
  • OspA is widely conserved among the bacteria in the B. burgdorferi sensu lato complex, which makes it a great target. (the-scientist.com)
  • Certain species of Clostridium bacteria induce disease by producing powerful toxins. (livestrong.com)
  • A related species called Bacillus cereus causes food poisoning mediated by toxins the bacteria produce. (livestrong.com)
  • Borrelia species are considered diderm (double-membrane) bacteria rather than Gram-positive or negative. (creative-biolabs.com)
  • It is caused by Borrelia burgdorferi and other closely related species of bacteria. (justtouch.com)
  • One of the most striking features of B. burgdorferi as compared with other bacteria is its unusual genome, which is far more complex than that of its spirochetal cousin Treponema pallidum, the agent of syphilis. (newworldencyclopedia.org)
  • Bacterial transformation has been utilized by researchers in order to isolate specific pathogenic genes among the Borrelia burgdorferi. (wikipedia.org)
  • B. burgdorferi strains appear to be highly insufficient for use in bacterial transformation due to the large amount of DNA needed for transformation, the time it takes to produce reliable transformants, and the influence of restriction modification systems. (wikipedia.org)
  • In fact, infectivity of B. burgdorferi often requires the gene pncA, which is present on a bacterial plasmid that contains the gene bbe02 that is highly selected against during transformation. (wikipedia.org)
  • Her main research interests have been the study of Mur ligases from different bacterial species and the search for inhibitors of these enzymes. (degruyter.com)
  • For more than 30 years, his main research interests have been the functional and structural study of the enzymes of peptidoglycan biosynthesis, the determination of the structure of peptidoglycan from certain bacterial species, and the search for peptidoglycan biosynthesis inhibitors that could act as antibacterial agents. (degruyter.com)
  • Among the Gram-negative cocci, two specific bacterial species stand out as important human pathogens. (livestrong.com)
  • A number of bacterial species in the broad category of Gram-negative rods can cause human infections, which range in severity and site of the body affected. (livestrong.com)
  • Borrelia burgdorferi is a bacterial species of the spirochete class of the genus Borrelia. (creative-biolabs.com)
  • It is caused by an infection with Borrelia burgdorferi , a bacterial species. (wordinfo.info)
  • The A and B clones of Borrelia burgdorferi sensu stric- maintenance of these clonal complexes in natural bacterial to, distinguished by outer surface protein C ( ospC ) gene populations ( 3 , 4 ). (cdc.gov)
  • B. burgdorferi is a slow-growing microaerophilic spirochete with a doubling time of 24 to 48 hours. (wikipedia.org)
  • Ticks can transmit B. burgdorferi to humans, but humans are dead-end hosts, unlikely to continue the life cycle of the spirochete. (wikipedia.org)
  • The spirochete was named Borrelia burgdorferi in his honor. (newworldencyclopedia.org)
  • Apart from this group of closely related genospecies, additional Borrelia species of interest include B. lonestari, a spirochete recently detected in the Amblyomma americanum tick (Lone Star tick) in the U.S. [7] B. lonestari is suspected of causing STARI (Southern Tick-Associated Rash Illness), also known as Masters disease in honor of its discoverer. (newworldencyclopedia.org)
  • The genetic homogeneity of ospC -A isolates was confi rmed agent, Borrelia burgdorferi , a spirochete that parasitizes by sequences at 6 additional chromosomal housekeeping vertebrates, is transmitted by hard-bodied ticks through- loci ( gap, alr, glpA, xylB, ackA, and tgt ). (cdc.gov)
  • Despite the common findings of antibodies reactive to B. burgdorferi in cats in endemic areas, natural disease caused by infection in cats - if it occurs at all - is poorly understood. (capcvet.org)
  • Specific antibodies to B. burgdorferi sensu lato and Bartonella sp. (medscimonit.com)
  • These findings on cardiovascular MRI in combination with positive Borrelia IgM antibodies were strongly suggestive of Lyme carditis. (cmaj.ca)
  • The Borrelia genus members have a linear chromosome which is about 900 kbp in length as well as an excess of both linear and circular plasmids in the 5-220 kbp size range. (prospecbio.com)
  • Additional B. burgdorferi sensu lato genospecies are suspected of causing illness, but are not confirmed by culture. (newworldencyclopedia.org)
  • Recombinant Borrelia Afzelii Outer Surface Protein p100 produced in SF9 is a glycosylated, polypeptide chain having a calculated molecular mass of 74,782 Dalton. (prospecbio.com)
  • Borrelia Afzelii p100 is expressed with a 10xHis tag at N-terminus and purified by proprietary chromatographic techniques. (prospecbio.com)
  • Borrelia Afzelii p100 is supplied in 20mM HEPES buffer pH-7.6, 250mM NaCl and 20% glycerol. (prospecbio.com)
  • 1 Currently, there are no serologic tests available for B. mayonii infection, but cross-reactivity with B. burgdorferi testing may occur. (cdc.gov)
  • Our findings show that Bbsl is present in all provinces, and that multiple tick species are implicated in the enzootic maintenance cycle of this pathogen. (canlyme.com)
  • Presence of DNA of yet uncultured and undescribed species of Bartonella in eye liquid indicates past infection with this pathogen. (medscimonit.com)
  • They therefore have a greater chance of absorbing and transmitting a pathogen than other species. (anses.fr)
  • We found that both the abundance of small mammal hosts and the relative abundance of the tick's natural host, the white-footed mouse ( Peromyscus leucopus ), influenced measures of disease risk in tick vectors ( Borrelia burgdorferi infection abundance and prevalence in tick vectors). (nature.com)
  • For example, they·re both transmitted by ticks, although by different species of ticks. (cdc.gov)
  • Borrelia burgdorferi Multilocus sequence typing (MLST), based on 8 chromo- somal housekeeping genes, had been carried out for several strains represented in the extracts (Table) ( 4 , 12 ). (cdc.gov)
  • For Borrelia burgdorferi , an hausting the alphabet, we assigned both a letter and, ar- agent of Lyme borreliosis, strains differ in their reservoir bitrarily, the number 3 (e.g. (cdc.gov)
  • In this case, increased host diversity may decrease the absolute abundance of white-footed mice via competition, leading to a decrease in tick abundance and the abundance of ticks infected with B. burgdorferi s.s. (nature.com)
  • Borrelia burgdorferi sensu lato, Coxiella burnetii, and Rickettsia spp. (medscimonit.com)
  • Screening dogs for exposure to Borrelia burgdorferi due to rapid geographic expansion of endemic areas. (capcvet.org)
  • This protein inhibits the accumulation of reactive oxygen species (ROS). (wikipedia.org)
  • It is based on the binding of a Borrelia protein with human fibronectin, an interaction that's key to the infection process. (acs.org)
  • Pine and his colleagues, including Weissman who along with Katalin Karikó was awarded the 2023 Nobel Prize in Physiology or Medicine for their work on mRNA vaccines, developed a lipid nanoparticle (LNP)-encapsulated, nucleoside-modified mRNA vaccine that encodes the outer surface protein A (OspA) from B. burgdorferi . (the-scientist.com)
  • 1). Of the 30 Bartonella species/subspecies, 17 have been associated with human infections (2,3). (canlyme.com)
  • The immature larval or nymphs ticks acquire B. burgdorferi from wild rodent when feeding in nature and then transstadially transmit the infections to other hosts after these ticks molt to their subsequent developmental stage(s). (capcvet.org)
  • Most dogs exposed to B. burgdorferi appear to develop subclinical infections. (capcvet.org)
  • Serological studies have shown that infections caused by B. burgdorferi sensu lato and Bartonella sp. (medscimonit.com)
  • Overall, 22.7% (476/2,100) of collected ticks were tested positive for B. burgdorferi s.l. infections. (biomedcentral.com)
  • Comparing B. burgdorferi s.l . infections in Hanoverian I. ricinus ticks in 2010 with data from 2005, a statistically significant increase of infected larvae was noted, whereas the other stages revealed no statistically significant differences. (biomedcentral.com)
  • Of the 18 tick species tested, 15 species (83%) were positive for Bbsl and, of these infected ticks, 6 species bite humans. (canlyme.com)
  • Our data suggest that a 6-tick, enzootic maintenance cycle of Bbsl is present in southwestern B.C., and five of these tick species bite humans. (canlyme.com)
  • There are many species of ticks, and some species can carry and transmit dangerous diseases to humans and animals. (lebanonturf.com)
  • Habitat destruction and biodiversity loss,' -- driven by the replacement of local species by exotic ones, deforestation, global transportation, encroaching cities, and other environmental changes -- 'can increase the incidence and distribution of infectious diseases in humans,' write University of Vermont biologist Joe Roman, EPA scientist Montira Pongsiri, and seven co-authors in BioScience . (biologicaldiversity.org)
  • Although humans are accidental hosts of B. burgdorferi, nent, indicating geographic isolation. (cdc.gov)
  • Previous studies on detection of Trypanosoma species in Somali camels have only been performed during the 1990s using standard trypanosome detection methods (STDM). (researchgate.net)
  • Detection of Borrelia species, including B. burgdorferi, B. hermsii, B. parkeri, and B. turicatae by real time PCR. (tamu.edu)
  • Detection of Leptospira species by real time PCR. (tamu.edu)
  • But fragmentation and reduction of forests has led to deep declines in the number of mammals -- and white-footed mice tend to thrive in species-poor places, like small patches of forest on the edge of neighborhoods. (biologicaldiversity.org)
  • OH radicals and protects against brain mtDNA damage, seizures, and lipid peroxidation induced by reactive oxygen species producers. (matreya.com)
  • Activated inflammatory cel s, in- persistent inflammation cluding neutrophils and macrophag- es, produce reactive oxygen species and reactive nitrogen species. (who.int)
  • Before 1975, elements of Borrelia infection were also known as Tickborne meningopolyneuritis, Garin-Bujadoux syndrome, Bannwarth syndrome, or sheep tick fever. (newworldencyclopedia.org)
  • Transmission of these spirochetes can occur after the bite of a tick infected with Borrelia spirochetes. (cdc.gov)
  • Transmission of B. burgdorferi s.l. from ticks to hosts may occur through different developmental stages of I. ricinus, as transstadial transmission is very efficient. (biomedcentral.com)
  • Tick hosts differ in their efficiency as B. burgdorferi s.s. reservoirs, measured by the persistence of transmissible infection and the proportion of ticks that acquire infection after feeding upon infected host individuals. (nature.com)
  • Other common small mammal hosts include species of rodents and shrews that vary greatly in their competence as reservoir for B. burgdorferi s.s., from about 30% to over 50% 10 . (nature.com)
  • The conclusion was that positive serology alone for Borrelia does not implicate Borrelia infection in the pathogenesis of eosinophilic fasciitis in the absence of the positive demonstration of Borrelia by histochemical stains, immunohistochemical stains, or polymerase chain reaction amplification in tissue samples. (medscape.com)
  • Different clonal complexes may prefer molecular markers provides a more robust inference on different host species ( 9 ). (cdc.gov)
  • Borrelia burdorferi genotype in the northeastern United mined the MLST type of strain CA8. (cdc.gov)
  • Infection with B. burgdorferi is common in the northeastern, upper midwestern, and West Coast states. (capcvet.org)
  • The tick species most likely to carry disease are found in the northeastern quadrant of the United States. (lebanonturf.com)
  • Strain identifi cation of B. burgdorferi now is pre- by adding a lowercase letter, e.g. (cdc.gov)
  • The infected nymphal tick transmits B. burgdorferi via its saliva to the human during its blood meal. (wikipedia.org)
  • ticks that can transmit B. burgdorferi can be identified by the presence of an anal groove arching anterior to the anus (arrow) on the ventral surface of nymphal or adult ticks. (capcvet.org)
  • The strong effect of P. leucopus abundance on disease risk we report here is of significant concern, as this competent host is predicted to increase in abundance and occurrence in the region, with the northern shift in the range of North American species under climate warming. (nature.com)
  • The apparent clonality of B. burgdorferi was justifi cation vised names for IGS1 sequences. (cdc.gov)
  • 2 verity and B. burgdorferi genotype ( 2 , 3 ), prediction of a IGS sequences ( 9 ). (cdc.gov)