Results 71 to 80 of about 14,945 (190)

The Dual Role of the Gut Microbiota in Cancer Chemoresistance

open access: yesMicrobiologyOpen, Volume 15, Issue 4, August 2026.
Comparison between Microbiota and Cancer therapy. ABSTRACT Chemoresistance is one of the primary reasons that cancer chemotherapy fails to deliver successful treatment outcomes and contributes to poor overall survival rates for patients with cancer. New research has begun to shed light on the effects of the gut microbiome (GM).
Hamed Tahmasebi   +3 more
wiley   +1 more source

De novo or Salvage? Nucleotide Availability as a Driver of Bacterial Adaptation and Virulence

open access: yesMicrobiologyOpen, Volume 15, Issue 4, August 2026.
Bacterial pathogens survive in different host environments by switching between making nucleotides by de novo synthesis and scavenging them from the host. This flexibility supports growth and virulence making nucleotide metabolism an attractive therapeutic target.
Riya Joshi   +2 more
wiley   +1 more source

Detection of virulence genes, phylogenetic group and antibiotic resistance of uropathogenic Escherichia coli in Mongolia

open access: yesJournal of Infection in Developing Countries, 2017
Introduction: The severity of urinary tract infection (UTI) produced by uropathogenic Escherichia coli (UPEC) is due to the expression of a wide spectrum of virulence genes. E.
Yandag Munkhdelger   +4 more
doaj   +1 more source

Nanostructured Ti–6Al–4V Reduces Adhesion of Several Bacterial Species: An In Vitro Study

open access: yesSmall Science, Volume 6, Issue 8, August 2026.
Alkaline etching transforms Ti–6Al–4V into nanostructured, highly hydrophilic surfaces with thicker oxide layers and selective alloy depletion. These physicochemical changes reduce early bacterial adhesion across multiple species by limiting effective nanoscale contact points, while osteoblast‐like cells retain good attachment and spreading.
Sadaf Khalatbarizamanpoor   +10 more
wiley   +1 more source

Bovine bacterial abortion caused by Escherichia coli infection

open access: yesVeterinary Record Case Reports, Volume 14, Issue 3, August 2026.
Abstract A 3‐year‐old, 500 kg Holstein cow aborted at 7 months of gestation. On histological evaluation of the fetal lungs, abundant neutrophils infiltrated the alveolar spaces, bronchi and bronchioles with intralesional Gram‐negative bacteria, immunolabelled with Escherichia coli immunohistochemistry.
Jéssica Nathyelli da Silva   +4 more
wiley   +1 more source

TolC Is Required for a Mixed‐Linkage β‐Glucan (MLG) Biosynthesis: Engineering Bacteria for MLG Overproduction

open access: yesMicrobial Biotechnology, Volume 19, Issue 8, August 2026.
TolC is identified as an essential component of the mixed‐linkage β‐glucan (MLG) biosynthetic machinery in Sinorhizobium meliloti, likely enabling polymer export. Co‐expression of tolC, bgsBA, and pleD* significantly enhances MLG production and enables its synthesis in non‐native bacterial hosts.
L. Ruiz‐Sáez   +6 more
wiley   +1 more source

To Move or Not to Move: When and How Bacteria Suppress Flagellar Motility

open access: yesMolecular Microbiology, Volume 126, Issue 2, Page 173-189, August 2026.
Motility cessation in bacteria is a key regulatory strategy that provides multiple survival advantages including enhanced community cooperation, niche adaptation and evasion of host immune responses. This process is controlled by associated mechanisms such as post‐translational modifications and second messenger signalling that stabilise non‐motile ...
Fatemeh Mohaghegh   +2 more
wiley   +1 more source

TosR-Mediated Regulation of Adhesins and Biofilm Formation in Uropathogenic Escherichia coli

open access: yesmSphere, 2018
Uropathogenic Escherichia coli strains utilize a variety of adherence factors that assist in colonization of the host urinary tract. TosA (type one secretion A) is a nonfimbrial adhesin that is predominately expressed during murine urinary tract ...
Courtney L. Luterbach   +3 more
doaj   +1 more source

Curli fimbria: an Escherichia coli adhesin associated with human cystitis

open access: yesBrazilian Journal of Microbiology, 2016
Escherichia coli is the major causative agent of human cystitis. In this study, a preliminary molecular analysis carried out by PCR (polymerase chain reaction) demonstrated that 100% of 31 E. coli strains isolated from patients with recurrent UTIs (urinary tract infections) showed the presence of the curli fimbria gene (csgA). Curli fimbria is known to
Cordeiro, Melina Aparecida   +3 more
openaire   +4 more sources

Living Microbial Drugs

open access: yesChemistry – A European Journal, Volume 32, Issue 26, 11 July 2026.
The introduction outlines the review scope. Microbial cell factories as living drugs cover host–gut microbiota, bacteria, yeast, and other microbial systems, with comparative host advantages. Engineering strategies include synthetic circuits, quorum sensing, and memory.
Cemile Elif Özçelik   +3 more
wiley   +1 more source

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