Results 51 to 60 of about 161,920 (335)

Helicobacter pylori Eradication within 120 Days Is Associated with Decreased Complicated Recurrent Peptic Ulcers in Peptic Ulcer Bleeding Patients

open access: yesGut and Liver, 2015
Background/AimsThe connection between Helicobacter pylori and complicated peptic ulcer disease in peptic ulcer bleeding (PUB) patients taking nonsteroidal anti-inflammatory drugs has not been established.
doaj   +1 more source

Ulcère Perforé-Bouché: A Case Report

open access: yesGastro Hep Advances, 2022
Peptic ulcer disease refers to a break in the gastric or duodenal mucosal wall extending into the muscular mucosa. Although peptic ulcer disease commonly presents with dyspepsia, about 70% of patients initially present asymptomatically.
Navkiran Randhawa   +3 more
doaj   +1 more source

Amine‐Functionalized Chitosan/dECM Composite Promotes Cutaneous Regeneration and Hair Follicle Activation by Regulating Oxidative Stress and Inflammation

open access: yesAdvanced Healthcare Materials, EarlyView.
An amine‐functionalized chitosan and hydrolyzed dECM composite promotes cutaneous regeneration by modulating oxidative stress and inflammatory pathways. The material accelerates wound closure and stimulates hair follicle activation in UV‐damaged cutaneous tissue.
Yu‐Jin Kim   +11 more
wiley   +1 more source

A collection of the etiological theories, characteristics, and observations/phenomena of peptic ulcers in existing data

open access: yesData in Brief, 2018
In this article, we compiled 13 etiological theories, 15 characteristics, and 81 observations/phenomena of peptic ulcers, reported in reproducible, peer-reviewed studies from the literature, to reflect the historical evolution of studies on peptic ulcers
Simon X.M. Dong   +2 more
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

The enzymatic synthesis of protein. II. The effect of temperature on the synthesizing action of pepsin [PDF]

open access: yes, 1925
In a solution of the products of the hydrolysis of protein it is theoretically possible to bring about the reverse reaction, i.e. synthesis, in two ways: by concentrating the solution, and by raising the temperature.
Borsook, Henry, Wasteneys, Hardolph
core  

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

Age Features Of Peptic And Duodenal Ulcer Disease [PDF]

open access: yesСаратовский научно-медицинский журнал, 2009
Peptic ulcer disease is one of the most widespread diseases. 6-10 % of adult population in Russia suffer from it. Demographic processes in the Russian Federation determine the increase of patients' number aged over 60 with peptic ulcer disease.
Е.А. Islamova
doaj  

The evaluation of the MMP-2/TIMP-1 ratio in peptic ulcer and its association with refractory helicobacter pylori infection

open access: yesBMC Gastroenterology, 2023
Background Helicobacter pylori (H. pylori) is one of the leading causes of peptic ulcers, and its treatment is a worldwide challenge. Matrix metalloproteinases and their inhibitors influence the development and healing of peptic ulcers.
Mohammad Negaresh   +4 more
doaj   +1 more source

Autonomous Hydrogel Actuators Programmed by Endogenous Biochemical Logic for Dual‐Stage Morphing and Drug Release

open access: yesAdvanced Materials, EarlyView.
A 3D‐printed BSA–PEGDA bilayer actuator performs biochemical logic, bending autonomously in acid and releasing its drug payload only when both acid and pepsin are present. This dual‐stage, enzyme‐gated mechanism enables autonomous catch‐and‐release motion and controlled gastric drug delivery, representing a programmable soft material powered by ...
Yuchen Liu   +3 more
wiley   +1 more source

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