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Related Concept Videos

Sanger Sequencing01:57

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DNA sequencing is a fundamental technique that is routinely used in the biological sciences. This method can be applied to a range of questions at different scales - from the sequencing of a cloned DNA fragment or the study of a mutation in a gene up to whole-genome sequencing. However, despite the widespread use of sequencing today, it was not until 1977 that Fredrick Sanger and his collaborators developed the chain-termination method to decode DNA sequences. It relies on the separation of a...
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RNA sequencing, or RNA-Seq, is a high-throughput sequencing technology used to study the transcriptome of a cell. Transcriptomics helps to interpret the functional elements of a genome and identify the molecular constituents of an organism. Additionally, it also helps in understanding the development of an organism and the occurrence of diseases. 
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Related Experiment Video

Updated: May 7, 2025

Determining if DNA Stained with a Cyanine Dye Can Be Digested with Restriction Enzymes
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Sequencing and Optical Genome Mapping for the Adventurous Chemist.

Elizabete Ruppeka Rupeika1, Laurens D'Huys1, Volker Leen2

  • 1Faculty of Science, Chemistry, KU Leuven, Celestijnenlaan 200F, Leuven, Flanders 3001, Belgium.

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Summary

This review details commercially available DNA sequencing and optical genome mapping methods, including their historical context and workflows. It offers a comparative overview for researchers exploring advanced genomic technologies.

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Area of Science:

  • Genomics
  • Molecular Biology
  • Bioinformatics

Background:

  • Next-generation sequencing (NGS) technologies have revolutionized genomics.
  • Optical genome mapping (OGM) offers a complementary approach to traditional sequencing.
  • Understanding available commercial methods is crucial for research design.

Purpose of the Study:

  • To provide a comprehensive overview of commercially available sequencing chemistries and workflows.
  • To introduce major optical genome mapping approaches, including commercially available ones.
  • To offer a historical perspective on the evolution of these genomic technologies.

Main Methods:

  • Review of literature on commercially available DNA sequencing platforms.
  • Analysis of chemistries and workflows for various sequencing methods.
  • Introduction to optical genome mapping techniques and their commercial availability.

Main Results:

  • Detailed descriptions of established and emerging sequencing chemistries.
  • Overview of the historical development and current status of optical genome mapping.
  • Identification of key features and workflows for commercially available genomic tools.

Conclusions:

  • The review synthesizes information on diverse sequencing and OGM methods.
  • It serves as a resource for selecting appropriate genomic technologies for research.
  • Availability of slides with figures facilitates understanding and application.