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Related Concept Videos

Pulmonary Hypertension: Classification and Pathogenesis01:30

Pulmonary Hypertension: Classification and Pathogenesis

820
Pulmonary hypertension (PH) is a severe health condition in which the mean pulmonary arterial pressure increases to 25 mmHg or more, even when the body is at rest. This high pressure in the blood vessels that transport blood from the heart to the lungs can cause various symptoms, including shortness of breath, can lead to right heart failure, and significantly affect the overall quality of life.
There are various classifications for PH, each relating to different underlying causes and also...
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DNA Microarrays02:34

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Microarrays are high-throughput and relatively inexpensive assays that can be automated to analyze large quantities of data at a time. They are used in genome-wide studies to compare gene or protein expression under two varied conditions, such as healthy and diseased states. Microarrays consist of glass or silica slides on which probe molecules are covalently attached through surface functionalization. Most commonly, the slides are prepared through the chemisorption of silanes to silica...
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Microarray analysis in pulmonary hypertension.

Julia Hoffmann1, Jochen Wilhelm2, Andrea Olschewski3

  • 1Ludwig Boltzmann Institute for Lung Vascular Research, Graz, Austria.

The European Respiratory Journal
|April 15, 2016
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Summary
This summary is machine-generated.

Microarray analysis reveals gene expression differences in pulmonary hypertension. These studies offer insights into disease development, progression, and end-stage conditions.

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Area of Science:

  • Genomics
  • Molecular Biology
  • Pulmonary Medicine

Background:

  • Pulmonary hypertension (PH) encompasses diverse conditions, including idiopathic pulmonary arterial hypertension (IPAH) and PH linked to chronic lung diseases like COPD and IPF.
  • Microarray technology enables genome-wide gene expression profiling.

Purpose of the Study:

  • To review the application of microarrays in understanding the pathobiology of various pulmonary hypertension groups.
  • To summarize findings from human microarray studies across different sample types and disease stages.

Main Methods:

  • Genome-wide gene expression analysis using microarrays.
  • Studies analyzed global lung homogenates, compartment-specific samples (laser capture microdissection), cell type-specific profiles (isolated primary cells), and circulating cells (peripheral blood).

Main Results:

  • Microarray studies have identified gene expression differences in pulmonary hypertension, contributing to understanding disease mechanisms.
  • Data from various sample types provide comprehensive insights into disease development, progression, and end-stage phenotypes.

Conclusions:

  • Microarray analysis is a valuable tool for investigating pulmonary hypertension pathobiology.
  • Future research directions include systems biology approaches, noncoding RNA expression, and cross-species comparisons.