Results 141 to 150 of about 236,492 (306)

Role of γ-glutamyltranspeptidase in the pathogenesis of Helicobacter suis and Helicobacter pylori infections [PDF]

open access: yes, 2015
Helicobacter (H.) suis can colonize the stomach of pigs as well as humans, causing chronic gastritis and other gastric pathological changes including gastric ulceration and mucosa-associated lymphoid tissue (MALT) lymphoma.
Bosschem, Iris   +7 more
core   +3 more sources

Clinical, endoscopic, and demographic characteristics of idiopathic duodenal ulcers compared with helicobacter pylori positive ulcers

open access: yesCaspian Journal of Internal Medicine, 2023
Background: Helicobacter pylori infection is the most common cause of peptic ulcer disease. However, the prevalence rates of non-helicobacter pylori idiopathic peptic ulcers have increased over the past few years.
Manizheh Ebrahimzadeh Pirshahid   +3 more
doaj  

Disruption of salt bridge interactions in the inter‐domain cleft of the tubulin‐like protein FtsZ of Escherichia coli makes cells sensitive to the cell division inhibitor PC190723

open access: yesCytoskeleton, EarlyView.
Abstract FtsZ forms a ring‐like assembly at the site of division in bacteria. It is the first protein involved in the formation of the divisome complex to split the cell into two halves, indicating its importance in bacterial cell division. FtsZ is an attractive target for developing new anti‐microbial drugs to overcome the challenges of antibiotic ...
Sakshi Mahesh Poddar   +3 more
wiley   +1 more source

Synonymous and Nonsynonymous Distances Help Untangle Convergent Evolution and Recombination [PDF]

open access: yesarXiv, 2014
When estimating a phylogeny from a multiple sequence alignment, researchers often assume the absence of recombination. However, if recombination is present, then tree estimation and all downstream analyses will be impacted, because different segments of the sequence alignment support different phylogenies.
arxiv  

Helicobacter suis affects the health and function of porcine gastric parietal cells [PDF]

open access: yes, 2016
The stomach of pigs at slaughter age is often colonized by Helicobacter (H.) suis, which is also the most prevalent gastric non-H. pylori Helicobacter (NHPH) species in humans. It is associated with chronic gastritis, gastric ulceration and other gastric
Ducatelle, Richard   +5 more
core   +4 more sources

Vitamin D3 promotes gastric cancer cell autophagy by mediating p53/AMPK/mTOR signaling

open access: yesFrontiers in Pharmacology
Objective: Vitamin D3 has the general properties of a lipid-soluble vitamin, but is also an active steroid hormone that can regulate the proliferation, apoptosis and differentiation of many tumor cells, and exerts anticancer activity against numerous ...
Yanan Wang   +13 more
doaj   +1 more source

Electrocatalytic C–N Coupling: Advances in Urea Synthesis and Opportunities for Alternative Products

open access: yesChemSusChem, Accepted Article.
Urea is an essential fertilizer produced through the industrial synthesis of ammonia (NH3) via the Haber–Bosch process, which contributes approximately 1.2% of global annual CO2 emissions. Electrocatalytic urea synthesis under ambient conditions via C–N coupling from CO2 and nitrogen species such as nitrate (NO3–), nitrite (NO2), nitric oxide (NO), and
Parker Ballard-Kyle   +2 more
wiley   +1 more source

Magnetic-Guided Flexible Origami Robot toward Long-Term Phototherapy of H. pylori in the Stomach [PDF]

open access: yesarXiv
Helicobacter pylori, a pervasive bacterial infection associated with gastrointestinal disorders such as gastritis, peptic ulcer disease, and gastric cancer, impacts approximately 50% of the global population. The efficacy of standard clinical eradication therapies is diminishing due to the rise of antibiotic-resistant strains, necessitating alternative
arxiv  

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