Results 31 to 40 of about 7,588 (203)

Escherichia coli adhesion portion FimH polarizes M2 macrophages to M1 macrophages in tumor microenvironment via toll-like receptor 4

open access: yesFrontiers in Immunology, 2023
BackgroundMacrophages are key effector cells of innate immunity and play a critical role in the immune balance of disease pathogenesis, especially in the tumor microenvironment.
Wei Zhang   +5 more
doaj   +1 more source

FimH and Type 1 Pili Mediated Tumor Cell Cytotoxicity by Uropathogenic Escherichia coli In Vitro

open access: yesPathogens, 2023
Uropathogenic Escherichia coli express hairlike proteinaceous surface projections, known as chaperone–usher pathway (CUP) pili. Type 1 pili are CUP pili with well-established pathogenic properties. The FimH adhesin subunit of type 1 pili plays a key role
Shelly Roselyn Van Eyssen   +4 more
doaj   +1 more source

Characterization of Phylogroups, Virulence Factors and Antimicrobial Resistance in Canine Pyometra-associated Escherichia coli. [PDF]

open access: yesVet Med Sci
This study characterized 56 Escherichia coli isolates obtained from canine pyometra, which predominantly belonged to phylogroup B2 and harboured multiple virulence genes, with high multidrug resistance rates indicating potential clinical and zoonotic risks. ABSTRACT The presence of multidrug‐resistant extraintestinal pathogenic Escherichia coli (ExPEC)
Müştak İB   +4 more
europepmc   +2 more sources

In vitro and in vivo characterization of FimH antagonists for anti-adhesion therapy - an alternative therapeutic approach against urinary tract infection [PDF]

open access: yes, 2014
Uropathogenic Escherichia coli (UPEC) are the major cause of urinary tract infections (UTI), which is one of the most common infectious disease worldwide.
Abgottspon, Daniela
core   +1 more source

70274 TL1 team approach to investigating the adhesin gene fimH in adherent invasive E. coli induced inflammation and colorectal cancer development

open access: yesJournal of Clinical and Translational Science, 2021
IMPACT: We are developing the 3D perfusion system for use with patient-derived bacteria to further characterize the mechanism behind bacterial-induced inflammation and cancer. OBJECTIVES/GOALS: We previously reported the adherent invasive E.
Rachel C Newsome   +8 more
doaj   +1 more source

Allosteric Coupling in the Bacterial Adhesive Protein FimH [PDF]

open access: yesJournal of Biological Chemistry, 2013
The protein FimH is expressed by the majority of commensal and uropathogenic strains of Escherichia coli on the tips of type 1 fimbriae and mediates adhesion via a catch bond to its ligand mannose. Crystal structures of FimH show an allosteric conformational change, but it remains unclear whether all of the observed structural differences are part of ...
Victoria B, Rodriguez   +5 more
openaire   +2 more sources

Synthesis and evaluation of glycomimetic antagonists for the lectins DC-SIGN and FimH [PDF]

open access: yes, 2014
Lectins are carbohydrate-binding proteins that are widely spread in nature and crucially involved in a multitude of biological processes. This thesis addresses the design of glycomimetic antagonists for the human lectin DC-SIGN (chapter 2) and the ...
Mayer, Katharina
core   +1 more source

Antagonizing the adhesion of type 1 fimbriae - mediated Escherichia coli - a novel therapy for urinary tract infections [PDF]

open access: yes, 2015
Urinary tract infections (UTIs), primarily caused by uropathogenic E. coli (UPEC), affect millions of people and account for significant morbidity and high medical costs.
Pang, Lijuan
core   +1 more source

Molecular Characterization of theEscherichia coliFimH Adhesin [PDF]

open access: yesThe Journal of Infectious Diseases, 2001
Bacterial adherence mediated by fimbriae is an essential prerequisite for colonization of the urinary tract. Uropathogenic Escherichia coli express a number of different adhesive organelles, including P, type 1, S, and F1C fimbriae [1]. Type 1, or mannose-sensitive, fimbriae are produced by >80% of all uropathogenic E. coli.
Schembri, M. A.   +3 more
openaire   +5 more sources

Differential Stability and Trade-Off Effects of Pathoadaptive Mutations in the Escherichia coli FimH Adhesin†

open access: yes, 2007
FimH is the tip adhesin of mannose-specific type 1 fimbriae of Escherichia coli, which are critical to the pathogenesis of urinary tract infections. Point FimH mutations increasing monomannose (1M)-specific uro-epithelial adhesion are commonly found in ...
Chesnokova, Veronika   +14 more
core   +3 more sources

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