Results 51 to 60 of about 213,365 (383)

Rapid Deep Vat Printing Using Photoclickable Collagen‐Based Bioresins

open access: yesAdvanced Healthcare Materials, EarlyView.
Collagen‐based resin formulations based on thiol‐ene photoclick chemistry are demonstrated. These resins enable easy handleability under neutral conditions and further allow facile fabrication of multicellular tissue constructs via tomographic or FLight printing.
Michael Winkelbauer   +8 more
wiley   +1 more source

Investigation of -308G>A and -1031T>C Polymorphisms in the TNFA Promoter Region in Polish Peptic Ulcer Patients

open access: yesGut and Liver, 2014
Background/AimsTumor necrosis factor α (TNF-α) encoded by TNFA is a key mediator in inflammation, a precursor condition for peptic ulceration. Promoter polymorphisms of TNFA that influence its transcriptional activity and TNF-α production are known. TNFA-
doaj   +1 more source

Survey of general practitioners' knowledge about Helicobacter pylori infection [PDF]

open access: yes, 2005
BACKGROUND: Helicobacter pylori, occurring throughout the world and causing gastroduodenal diseases, is one of the most common chronic bacterial agents in humans.
Canbaz, Sevgi   +3 more
core   +3 more sources

3D Bioprinted Renal Constructs Using Kidney‐Specific ECM Bioink System on Kidney Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
A kidney‐specific bioink derived from decellularized porcine kidney tissue supports the encapsulation, viability, and maturation of human primary kidney cells within 3D bioprinted constructs. In vivo, it also promotes the recruitment of host renal progenitor cells, collectively enhancing structural and functional regeneration of renal tissue.
Gabriel Carreno‐Caleano   +4 more
wiley   +1 more source

Precise role of H pylori in duodenal ulceration [PDF]

open access: yes, 2006
The facts that H pylori infection is commoner in duodenal ulcer (DU) patients than in the normal population, and that eradication results in most cases being cured, have led to the belief that it causes DU. However, early cases of DU are less likely than
Hobsley, M, Holton, J, Tovey, FI
core   +1 more source

Bioxolography Using Diphenyliodonium Chloride and N‐Vinylpyrrolidone Enables Rapid High‐Resolution Volumetric 3D Printing of Spatially Encoded Living Matter

open access: yesAdvanced Materials, EarlyView.
Bioxolography, a novel volumetric 3D‐bioprinting technique, enables rapid and high‐resolution fabrication of >1 cm3 engineered living materials. A newly developed three‐component photoinitiator system significantly enhances the photoreactivity of gelatin methacryloyl‐based bioresins, allowing for precise xolographic bioprinting.
Alexis Wolfel   +6 more
wiley   +1 more source

Peptic Ulcer-related Stenosis [PDF]

open access: yesThe Korean Journal of Helicobacter and Upper Gastrointestinal Research, 2019
Peptic ulcer disease involves breakdown of the epithelial lining of the stomach or duodenum. Stenosis and associated gastric outlet obstruction is the least frequent complication of peptic ulcer disease.
Cheol Woong Choi
doaj   +1 more source

Bioinspired Smart Nanogels for Rapid Blue Laser‐Activated Hemostasis in Gastrointestinal Bleeding

open access: yesAdvanced Materials, EarlyView.
Waxberry‐inspired branched‐silica nanogel can swiftly stop bleeding upon blue laser endoscopy for gastrointestinal hemostasis in the esophagus, stomach, and duodenum of mini‐pigs. Abstract Gastrointestinal bleeding (GIB) is a critical condition that requires rapid and effective intervention.
Ruijue Dan   +12 more
wiley   +1 more source

Association of infection with gastroesophageal reflux disease

open access: yesJournal of International Medical Research, 2019
Objective Many studies have shown that Helicobacter pylori ( Hp ) is negatively correlated with gastroesophageal reflux disease (GERD). Moreover, some studies deny that eradication of Hp increases the incidence of GERD.
Wu Jie, Xu Qinghong, Chen Zhitao
doaj   +1 more source

Prevalence of and risk for gastrointestinal bleeding and peptic ulcerative disorders in a cohort of HIV patients from a U.S. healthcare claims database. [PDF]

open access: yesPLoS ONE, 2017
The primary study objectives were to estimate the frequencies and rates of gastrointestinal bleeding and peptic ulcerative disorder in HIV-positive patients compared with age- and sex-matched HIV-negative subjects.
Emily Bratton   +2 more
doaj   +1 more source

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