Results 11 to 20 of about 178,735 (190)

Motion-based Camera Localization System in Colonoscopy Videos [PDF]

open access: yesMedical image analysis. 2021 Oct 1;73:102180, 2020
Optical colonoscopy is an essential diagnostic and prognostic tool for many gastrointestinal diseases, including cancer screening and staging, intestinal bleeding, diarrhea, abdominal symptom evaluation, and inflammatory bowel disease assessment. Automated assessment of colonoscopy is of interest considering the subjectivity present in qualitative ...
arxiv   +1 more source

K-ras and p53 mutations in colonic lavage fluid of patients with colorectal neoplasias [PDF]

open access: yes, 2001
Background: The adenoma-carcinoma sequence has its molecular basis in several gene mutations of which K-ras and p53 are of paramount importance. The aims of this study were to evaluate whether these genetic alterations can be detected in colonic lavage ...
Folwaczny, Christian   +3 more
core   +1 more source

The amount of keratins matters for stress protection of the colonic epithelium. [PDF]

open access: yesPLoS ONE, 2015
Keratins (K) are important for epithelial stress protection as evidenced by keratin mutations predisposing to human liver diseases and possibly inflammatory bowel diseases.
M Nadeem Asghar   +7 more
doaj   +1 more source

MicroRNA-124 Regulates STAT3 Expression and Is Down-regulated in Colon Tissues of Pediatric Patients With Ulcerative Colitis [PDF]

open access: yes, 2013
Background & Aims - Altered levels and functions of microRNAs (miRs) have been associated with inflammatory bowel diseases (IBDs), although little is known about their roles in pediatric IBD.
Alessio Morley–Fletcher   +53 more
core   +2 more sources

DNA methylation-associated colonic mucosal immune and defense responses in treatment-naïve pediatric ulcerative colitis [PDF]

open access: yes, 2014
Inflammatory bowel diseases (IBD) are emerging globally, indicating that environmental factors may be important in their pathogenesis. Colonic mucosal epigenetic changes, such as DNA methylation, can occur in response to the environment and have been ...
Bronsky, Jiri   +10 more
core   +2 more sources

Challenges and Future of Wireless Capsule Endoscopy [PDF]

open access: yesClinical Endoscopy, 2016
In 2015, capsule endoscopy was introduced as the main investigation method for small bowel mucosal diseases, and its role in colonic diseases has been gradually revealed.
Jean-Christophe Saurin   +3 more
doaj   +1 more source

Sex-Gender Differences in the Effectiveness of Treatment of Irritable Bowel Syndrome: A Systematic Review

open access: yesInternational Journal of General Medicine, 2021
Lente van Kessel, Doreth Teunissen, Toine Lagro-Janssen Department of Primary and Community Care / Gender and Women’s Health, Radboud University Medical Centre, Nijmegen, the NetherlandsCorrespondence: Lente van Kessel Multatuliplaats 18A, Nijmegen,
van Kessel L   +2 more
doaj  

Establishment of porcine and monkey colonic organoids for drug toxicity study

open access: yesCell Regeneration, 2021
Pig and monkey are widely used models for exploration of human diseases and evaluation of drug efficiency and toxicity, but high cost limits their uses.
Haonan Li   +7 more
doaj   +1 more source

Alteration of colonic excitatory tachykininergic motility and enteric inflammation following dopaminergic nigrostriatal neurodegeneration [PDF]

open access: yes, 2016
Background: Parkinson's disease (PD) is frequently associated with gastrointestinal (GI) symptoms, including constipation and defecatory dysfunctions. The mechanisms underlying such disorders are still largely unknown, although the occurrence of a bowel ...
Antonioli, Luca   +13 more
core   +3 more sources

Helicobacter pylori and colorectal neoplasms: a concise review [PDF]

open access: yesArquivos de Gastroenterologia, 2021
Helicobacter pylori is the main etiological agent of all malignant tumors caused by an infectious disease. It is a major, at times dominant, factor in the pathogenesis of a large spectrum of diseases such as acute and chronic gastritis, gastric and ...
Luiz Gonzaga Vaz COELHO   +1 more
doaj   +1 more source

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