• These internalization patterns were compared to that of live pathogens ( Yersinia pestis and Escherichia coli ) and the activation patterns compared to that of lipopolysaccharide (LPS, an endotoxin found on the surface of gram negative bacteria). (aiche.org)
  • Lipopolysaccharide (LPS), a bacterial endotoxin located in the outer membrane of the cell wall of the Gram-negative bacteria, is considered as the principal factor responsible for multiple organs damage including myocardial injury in patients with sepsis [ 2 , 3 ]. (biomedcentral.com)
  • Endotoxin is a lipopolysaccharide produced by gram-negative bacteria and is part of the outer membrane of these organisms. (msdmanuals.com)
  • A positive control of an Escherichia-coli lipopolysaccharide was used. (cdc.gov)
  • Given the well-known action of melanomacrófagos in the detoxification of pollutants and cytoprotective function, this paper aims to analyze the pigment in the visceral surface and within the organs, spleen, and liver of anuran Rhinella schneideri to the action of different water contaminants: Escherichia coli lipopolysaccharide and hormone 17²-estradiol, which are abundant in aquatic environments polluted due to human activities. (fapesp.br)
  • Recombinant proteins, commonly manufactured in Escherichia coli, are inherently contaminated with constituents of the bacterial cell such as lipopolysaccharide (LPS). (dnsalias.com)
  • We determined whether Gram-negative bacterial molecules are associated with Alzheimer disease (AD) neuropathology given that previous studies demonstrate Gram-negative Escherichia coli bacteria can form extracellular amyloid and Gram-negative bacteria have been reported as the predominant bacteria found in normal human brains. (neurology.org)
  • We analysed hand swabs for isolation of STEC and serum samples for the presence of antibodies against Stx and lipopolysaccharide (LPS) of O157 serogroup. (medicinabuenosaires.com)
  • Of nine patients for whom clinical specimens were submitted to laboratories, evidence of E. coli O157:H7 infection was detected in seven (specimens for two were positive by stool culture, and elevated IgM antibody titers to E. coli O157 lipopolysaccharide antigen were present in serum samples of five). (cdc.gov)
  • More likely to just detect the O157 lipopolysaccharide antigen. (cdc.gov)
  • Three S. enterica isolates had O antigen gene clusters with homology to the Escherichia coli O123 O antigen region. (microbiologyresearch.org)
  • V. cholerae is classified to antimicrobial profile of non-O1 and non-O139 V. cholerae were reported over 200 serotypes on the basis of varia- non-O139 V. cholerae in Pakistan when an isolate had a biochemical tions in the lipopolysaccharide somatic from stool samples over the years profile (using API 20 E) of V. cholerae antigen ( 3 ). (who.int)
  • STEC-HUS is usually preceded by a colitis caused by Shiga toxin-producing Escherichia coli (STEC). (medscape.com)
  • Las infecciones bacterianas con Escherichia coli productor de toxina Shiga (Stx) (STEC) están implicadas en el desarrollo del síndrome urémico hemolítico (SUH). (medicinabuenosaires.com)
  • Abstract Shiga toxin (Stx)-producing Escherichia coli (STEC) infections are implicated in the development of the life-threatening hemolytic-uremic syndrome (HUS). (medicinabuenosaires.com)
  • Shiga toxin 2 from enterohemorrhagic Escherichia coli is the etiologic agent of bloody diarrhea, hemolytic uremic syndrome and derived encephalopathies that may result to death in patients. (biomedcentral.com)
  • In the current work, the deleterious effects of Shiga toxin 2 and lipopolysaccharide are investigated in detail in hippocampal cells for the first time in a translational murine model, providing conclusive evidences on how these toxins may damage in the observed clinic cases. (biomedcentral.com)
  • Male NIH mice (25 g) were injected intravenously with saline solution, lipopolysaccharide, Shiga toxin 2 or a combination of Shiga toxin 2 with lipopolysaccharide. (biomedcentral.com)
  • The observed outcomes were enhanced when sublethal administration of Shiga toxin 2 was co-administered together with lipopolysaccharide. (biomedcentral.com)
  • The contribution of lipopolysaccharide to pathogenicity caused by Shiga toxin 2 resulted to enhance the observed hippocampal damage. (biomedcentral.com)
  • Hemolytic uremic syndrome (HUS) is an illness characterized by a triad of events that include nonimmune haemolytic anaemia, thrombocytopenia and acute renal failure caused by Shiga toxin 2 (Stx2) from enterohemorrhagic Escherichia coli (EHEC). (biomedcentral.com)
  • Similarly to Gram-negative bacteria, cyanobacterial cell wall contains Lipopolysaccharides (LPSs) in the outer membrane layer. (scirp.org)
  • However, scattering originating from flagella was replaced by a term accounting for the oligosaccharide cores of the lipopolysaccharide leaflet of the outer membrane including its cross-term with the cellular body. (iucr.org)
  • Lipopolysaccharides (LPS) serve as a part of the outer membrane, this makes the outer membrane permeable to hydrophobic molecules such as antimicrobial substances that make Gram-negative bacteria innately resistant. (sigmaaldrich.com)
  • Subsequent inflammation of the colon facilitates systemic absorption of the Stx and lipopolysaccharide from the GI tract. (medscape.com)
  • The key inducer of such inflammation, and also the best understood, is gut microflora-derived lipopolysaccharide (LPS). (wjgnet.com)
  • In vivo enzymatic coupling using the general glycosylation pathway of Campylobacter jejuni in recombinant Escherichia coli has been suggested as a simpler method for producing conjugate vaccines. (biomedcentral.com)
  • The effects of the lipopolysaccharides from Bacteroides on the children's innate immunity are weaker than those from E. Coli. (helsinki.fi)
  • The intestinal microbes in Finnish and Estonian children produced lipopolysaccharides more actively than those in Russian children, leading to a relatively large amount of Bacteroides-derived lipopolysaccharides, which have a weaker immunostimulatory effect. (helsinki.fi)
  • In animal testing, the lipopolysaccharides produced by E. Coli protected genetically susceptible mice from diabetes, unlike those produced by Bacteroides. (helsinki.fi)
  • To determine the potential cause of CPE observed in the previous study, we exposed 3-D cultures to lipopolysaccharide concentrations consistent with contaminated stool samples and observed morphologic features similar to CPE. (cdc.gov)
  • Escherichia coli is a versatile organism and very diverse. (intechopen.com)
  • It has a thin lipopolysaccharide-containing envelope and is a hard, non-spore-forming organism that survives for weeks at low temperatures in water, moist soil, hay, straw, and decaying animal carcasses. (cdc.gov)
  • We found that the administration of systemic lipopolysaccharide suppressed plasticity during juvenile critical period with accompanying transcriptional changes in a particular set of molecular regulators within primary visual cortex. (eneuro.org)
  • No se detectó presencia de patógenos STEC en las muestras de las manos del personal, ni en los reservorios de agua o muestras de comida. (medicinabuenosaires.com)
  • Afterward, lipopolysaccharide (LPS)-, lipoteichoic acid (LTA)-, and N -acetylmuramyl- l -alanyl- d -isoglutamine hydrate (MDP)-stimulated leukocyte production of tumor necrosis factor (TNF) and interleukin-10 (IL10) were measured with a canine-specific multiplex assay. (avma.org)
  • Lipopolysaccharide (LPS) and E coli K99 pili protein were evaluated by Western blots and immunocytochemistry. (neurology.org)
  • Immune response in Rattus rattus norvegicus rats against infection with giardiasis by the lipopolysaccharide extracted from Escherichia coli II. (vetmedmosul.com)
  • The study investigated, for the first time, the effect of the lipopolysaccharide (LPS) secreted by Escherichia coli, as an immunomodulator, against infection with giardiasis caused by Giardia lamblia in Rattus rattus norvegicus. (vetmedmosul.com)
  • Y. Yousif, S., A. Ali, A. Immune response in Rattus rattus norvegicus rats against infection with giardiasis by the lipopolysaccharide extracted from Escherichia coli II. (vetmedmosul.com)
  • Therefore, and is most frequently precipitated of cases, i.e., bloody diarrhea and serodiagnosis of VTEC is considered by infection with verotoxin- abdominal pain, statistical analysis a necessary adjunct to bacteriological producing Escherichia coli (VTEC) showed that children with O26-HUS confi rmation of infection ( 9 ). (cdc.gov)
  • The aim of this work was to investigate the effect of the extract from Agkistrodon halys venom on lipopolysaccharide (LPS)-induced myocardial injury. (biomedcentral.com)
  • Previously we have reported that in asthmatics an inhalation of 20 micrograms lipopolysaccharide (LPS) produces a bronchial obstruction associated with an inflammatory blood response. (nih.gov)
  • For the treatment with lipopolysaccharide from Escherichia coli, will receive a single dose of 3 mg/kg and will be analyzed after 2 hours and 24 hours of administration. (fapesp.br)
  • A previously reported multi-scale model for (ultra-)small-angle X-ray (USAXS/SAXS) and (very) small-angle neutron scattering (VSANS/SANS) of live Escherichia coli was revised on the basis of compositional/metabolomic and ultrastructural constraints. (iucr.org)
  • In this study, Escherichia coli LPS dose-dependently (100-500 μg/ml) and time-dependently (10-60 min) inhibited platelet aggregation in human and rabbit platelets stimulated by agonists. (tmu.edu.tw)
  • Eight normal non-atopic subjects were challenged by inhalation of a solution containing 20 micrograms LPS (from Escherichia coli 026:B6) a week after bronchial challenge with control solution. (nih.gov)