Although Escherichia coli Nissle 1917 (EcN) is generally considered safe and engineered as living therapeutics, engineering EcN for producing industrial metabolites has rarely been explored. Development of probiotic E. coli Nissle 1917 for β-alanine production by using protein and metabolic engineering Appl Microbiol Biotechnol. 2023 Apr
Escherichia coli Nissle 1917 (EcN) is a probiotic microbe that has the potential to be developed as a promising chassis for synthetic biology applications. However, the molecular tools and techniques for utilizing EcN remain to be further explored. To address this opportunity, the EcN-based toolbox was systematically expanded, enabling EcN as a powerful platform for more applications.
Escherichia coli Nissle 1917 (EcN) strain is a Gram-negative strain isolated from a young German soldier who were not infected with Shigella during the endemic period at World War I. The probiotic drug Mutaflor ® using this EcN is available and used in managing gastrointestinal disorders including diarrhea, uncomplicated diverticular disease
Purpose: SYNB1891 is a live, modified strain of the probiotic Escherichia coli Nissle 1917 (EcN) engineered to produce cyclic dinucleotides under hypoxia, leading to STimulator of INterferon Genes (STING) activation in phagocytic antigen-presenting cells in tumors and activating complementary innate immune pathways. Patients and methods: This first-in-human study (NCT04167137) enrolled
The probiotic Escherichia coli Nissle 1917 (EcN) is an excellent choice for engineering therapeutic microbes. Elafin is an endogenous specific inhibitor of neutrophil elastase (NE) and proteinase 3, and we previously found Elafin can effectively suppress the development of colitis. Here, we genetically engineered EcN to deliver Elafin (EcN
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Here we asked whether the daily oral administrations of the probiotic Escherichia coli strain Nissle 1917 (ECN) might affect the outcome of the papain protease induced allergic lung inflammation
We investigated, in chicks, the anti-S. Enteritidis effects of Escherichia coli (E. coli) Nissle 1917, the most well-known probiotic member of Enterobacteriaceae. Eighty 1-d-old healthy female AA broilers were randomly divided into 4 groups, with 20 in each group, namely the negative control (group P), the E. coli Nissle 1917-treated group
Escherichia coli strain Nissle 1917. Escherichia coli Nissle 1917 is a strain of Escherichia coli that was isolated from the feces of a German soldier in 1917 by the German researcher Alfred Nissle. Since that time it has been widely studied as a probiotic and several marketed probiotics include it and naturally colonizes the human intestines
The future of probiotic E. coli may lay in what Alfred Nissle originally discovered: to treat gastrointestinal infections, which nowadays are often caused by antibiotic-resistant pathogens. A century ago, Alfred Nissle discovered that intentional intake of particular strains of Escherichia coli could treat patients suffering from infectious diseases. Since then, one of these strains became the
The probiotic strain E. coli Nissle 1917 (EcN) produces on the bacterial surface curli fibers, which are the major proteinaceous component of E. coli biofilms. A subset of Fla-, intimin-, or Tir-binding VHHs, as well as VHHs that recognize either a T3SS of another important bacterial pathogen (Shigella flexneri), a soluble bacterial toxin
Escherichia coli strain Nissle 1917 (EcN) has been used as a probiotic. Genetic engineering has enhanced the utility of EcN in several vaccine and pharmaceutical preparations. We discuss in this mini review the genetics and physical properties of EcN. We also discuss the numerous genetic engineering strategies employed for EcN-based vaccine
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More than a marine propeller - the flagellum of the probiotic Escherichia coli strain Nissle 1917 is the major adhesin mediating binding to human mucus. International Journal of Medical Microbiology. 2012; 302:304-314. doi: 10.1016/j.ijmm.2012.09.004. [Google Scholar] 13. Sonnenborn U., Schulze J. The non-pathogenic
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Since its first isolation a century ago, the gut inhabitant Escherichia coli strain Nissle 1917 has been shown to have probiotic activities; however, it is yet not fully elucidated which differential factors play key roles in its beneficial interactions with the host. To date, no metabolomics studies have been reported investigating the potential role of small molecules in functional strain
One probiotic, Escherichia coli Nissle (Mutaflor, Ardeypharm), is a nonpathogenic strain of E. coli that has been shown to be effective for both inducing remission in patients who have UC and maintaining remission for at least 1 year. Researchers have compared E. coli Nissle to mesalamine, which is the standard treatment for UC, and in a number
the probiotic e. coli nissle 1917 Although engineering Gram-positive probiotic strains like LAB to deliver molecules of interest has been a relatively uncomplicated affair because of the comparatively simple nature of their cell walls, Gram-negative probiotics like EcN have also been engineered to secrete molecules ( Rao et al. 2005 ; Choi et
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Escherichia coli Nissle (EcN) is a nonpathogenic Gram-negative strain isolated in 1917 by Alfred Nissle and it is the active component of microbial drug Mutaflor ® (Ardeypharm GmbH, Herdecke, Germany and EcN, Cadigroup, In Italy) used in many gastrointestinal disorder including diarrhea, uncomplicated diverticular disease and UC. It is the
Administration of the probiotic Escherichia coli strain Nissle 1917 (EcN) decreases visceral pain associated with irritable bowel syndrome. Mutation of clbA, a gene involved in the biosynthesis of
Escherichia coli Nissle (EcN) 1917 is a beneficial bacterial strain that has been used for certain GI conditions including diarrhea and ulcerative colitis EcN has been shown to have benefits in the intestinal tract. The product that contains EcN 1917 is called Mutaflor originally from Germany and has shown to be beneficial in patients with