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Related Concept Videos

Inflammatory Bowel Disease II: Crohn's Disease01:30

Inflammatory Bowel Disease II: Crohn's Disease

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Introduction
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by...
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Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy01:30

Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy

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Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the...
331
Inflammatory Bowel Disease I: Ulcerative Colitis01:27

Inflammatory Bowel Disease I: Ulcerative Colitis

179
Introduction
Inflammatory bowel disease, or IBD, encompasses a group of disorders characterized by chronic inflammation or ulceration of the gastrointestinal tract.
Risk Factors
The exact cause of IBD remains unclear, although it is believed to be due to a mix of genetic, environmental, microbial, and immune factors. Genetic factors are significant in determining susceptibility to IBD, with family history being a critical risk factor. Individuals with a first-degree relative who has IBD are at...
179
Drugs for Treatment of Crohn's Disease in IBD Using Immunomodulatory Agents01:29

Drugs for Treatment of Crohn's Disease in IBD Using Immunomodulatory Agents

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Crohn's disease is an inflammatory bowel disorder marked by chronic inflammation of the GI tract. Various treatment strategies for Crohn's disease are employed, such as immunomodulatory agents, glucocorticoids, and biologics or anti-TNF therapy. Azathioprine (Imuran), a commonly used immunomodulatory drug for Crohn's disease, is converted in the body to mercaptopurine, which inhibits purine biosynthesis and cell proliferation. Both are utilized in severe cases of Inflammatory Bowel...
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Inflammatory Bowel Disease IV: Pharmacological Management01:29

Inflammatory Bowel Disease IV: Pharmacological Management

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Upon diagnosis, managing Inflammatory Bowel Disease (IBD) involves addressing several crucial aspects. The primary goals include resting the bowel, correcting malnutrition, and providing symptomatic relief. Resting the bowel may consist of medications to reduce inflammation and promote healing. Correcting malnutrition is essential, often requiring dietary adjustments and nutritional supplements. Symptomatic relief aims to ease pain, diarrhea, and other discomforts in IBD.
Pharmacologic...
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Drugs for Treatment of Crohn's Disease in IBD Using Biologic Agents: Anti-TNF01:24

Drugs for Treatment of Crohn's Disease in IBD Using Biologic Agents: Anti-TNF

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Tumor Necrosis Factor (TNF), a proinflammatory cytokine, contributes significantly to the inflammation seen in Crohn's disease. It exists as soluble TNF and membrane-bound TNF, with actions mediated through TNF receptors (TNFR). TNFR activation leads to the release of proinflammatory cytokines, T-cell activation, collagen production, and leukocyte migration, all contributing to inflammation in Crohn's disease. Anti-TNF monoclonal antibodies, namely infliximab (Remicade), adalimumab...
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IBDTransDB: a manually curated transcriptomic database for inflammatory bowel disease.

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  • 1Genomics Research Center, AbbVie Inc, 200 Sidney Street, Cambridge, MA 02139, USA.

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Summary
This summary is machine-generated.

A new database, IBDTransDB, aids researchers in analyzing Inflammatory Bowel Disease (IBD) transcriptomic data. It facilitates discovery of new drug targets and disease mechanisms by enabling multi-dataset comparisons and integration for IBD patients.

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Area of Science:

  • Genomics and Bioinformatics
  • Immunology and Inflammation Research

Background:

  • Inflammatory Bowel Disease (IBD) affects many patients, with current therapies failing in at least 40% of cases.
  • Transcriptomic data is crucial for understanding IBD pathogenesis and identifying novel therapeutic targets.
  • Existing public transcriptomic databases lack robust querying and integration capabilities due to unstructured metadata.

Approach:

  • Developed IBDTransDB, a manually curated database of IBD transcriptomic datasets.
  • Integrated 34 datasets comprising 2932 samples and 122 differential comparisons.
  • Implemented a query system with 35 keywords across 5 attributes (tissue, treatment, etc.) for precise dataset retrieval.
  • Included three analysis modules: IBDExplore for single-dataset analysis, IBDCompare for cross-dataset comparisons, and IBDIntegrate for meta-analysis.

Key Points:

  • IBDTransDB offers a user-friendly platform for accessing and analyzing IBD transcriptomic data.
  • The database supports complex queries, enabling researchers to find relevant datasets based on multiple criteria.
  • Advanced modules allow for interactive visualization, gene/pathway comparison, and meta-analysis.
  • Demonstrated utility through case studies involving infliximab treatment, highlighting potential for target discovery.

Conclusions:

  • IBDTransDB addresses the limitations of existing resources by providing a curated, searchable, and integrated transcriptomic database for IBD research.
  • The platform empowers biologists and clinicians to explore IBD pathogenesis and identify novel therapeutic targets.
  • Facilitates integration with other omics data for a comprehensive understanding of IBD.