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Related Concept Videos

Genetic Screens02:46

Genetic Screens

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Genetic screens are tools used to identify genes and mutations responsible for phenotypes of interest. Genetic screens help identify individuals or a group of people at risk of developing  genetic diseases and help them with early intervention, targeted therapy, and reproductive options.
Forward genetic screens
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Genome-wide Association Studies-GWAS01:11

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Genome-wide association studies or GWAS are used to identify whether common SNPs are associated with certain diseases. Suppose specific SNPs are more frequently observed in individuals with a particular disease than those without the disease. In that case, those SNPs are said to be associated with the disease. Chi-square analysis is performed to check the probability of the allele likely to be associated with the disease.
GWAS does not require the identification of the target gene involved in...
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Modern Molecular Taxonomy01:29

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Advancements in molecular biology have revolutionized the identification and characterization of bacteria, with multiple methods leveraging DNA sequencing for enhanced precision. As sequencing technologies improve and costs decline, these approaches are increasingly used in clinical, environmental, and evolutionary studies.Multilocus Sequence Typing (MLST) examines several housekeeping genes, essential chromosomal genes encoding cellular functions, to distinguish strains. Approximately...
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Related Experiment Video

Updated: Jan 2, 2026

In Vivo Modeling of the Morbid Human Genome using Danio rerio
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[Meaningful diagnostics: genetics].

Teresa Trenkwalder1, Heribert Schunkert1,2, Wibke Reinhard3

  • 1Klinik für Herz- und Kreislauferkrankungen, Deutsches Herzzentrum München, Technische Universität München, Lazarettstr. 36, 80636, München, Deutschland.

Herz
|December 11, 2019
PubMed
Summary
This summary is machine-generated.

Molecular genetic analysis aids cardiovascular disease diagnosis, especially for hypertrophic cardiomyopathy and arrhythmias. It

Keywords:
Cardiovascular diseasesCascade screeningGenetic testingMolecular autopsyPolygenic risk scores

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Area of Science:

  • Cardiovascular Genetics
  • Molecular Diagnostics

Background:

  • Genetic testing is crucial for diagnosing specific cardiovascular diseases.
  • Its diagnostic value depends on clinical factors like family history and phenotype.
  • It is not a general screening tool.

Purpose of the Study:

  • To outline the role and applications of molecular genetic analysis in cardiovascular disease diagnostics.
  • To highlight the importance of genetic testing in specific conditions and family screening.
  • To discuss future potential in polygenic disease prediction.

Main Methods:

  • Review of current applications of molecular genetic analysis in cardiovascular diagnostics.
  • Discussion of genetic testing in hypertrophic cardiomyopathy and primary arrhythmia syndromes.
  • Exploration of cascade screening and molecular autopsy utility.

Main Results:

  • Genetic testing is indicated for high-mutation-rate cardiovascular diseases.
  • Cascade screening effectively identifies at-risk relatives.
  • Molecular autopsy aids sudden cardiac death investigations.

Conclusions:

  • Selective molecular genetic analysis offers significant diagnostic and prognostic value.
  • Future applications include polygenic risk scores for cardiovascular diseases.
  • Careful interpretation of results is essential for effective clinical integration.