How Long Do Competent Cells Last?
You reach into the deep, recesses of your -80 ºC freezer. After some searching, you find it: the competent cells you need. The box of...
Competent-cells-and-transformation
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What Are DH10B Competent Cells Used For?
Sometimes it is really helpful to be a specialist. Think about building a house, for example. In addition to a general contractor there are all...
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What Are DH5a Competent Cells?
What if you need to do some cloning to create and amplify new DNA plasmids? While Escherichia coli BL21 strains excel at producing recombinant proteins,...
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What are BL21 Competent Cells?
Bacteria are a cornerstone of modern molecular biology. For example, over 70% of the approximately 240,000 protein structures that have been solved to date have...
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What Does the DE3 Represent in Competent Cells Like BL21(DE3) and DL39(DE3)?*
Expression systems are important tools in molecular biology, enabling researchers to produce proteins for research, diagnostics, and therapeutics. Examples of E. coli protein expression strains...
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Tips for Choosing Between Heat Shock or Electroporation
Choosing the right transformation method and being successful is always tricky. Choosing between heat shock or electroporation for competent cells will depend on goals, needed...
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Molecular Cloning: A Detailed Introduction
Molecular cloning is a primary procedure in contemporary biosciences. This involves introducing a specific piece of DNA (most often a gene) into a cell where...
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An Overview of Stable and Transient Transformation
Stable and transient plant transformation are both very common methods used in plant research. With stable transformation, the foreign DNA taken up by the host...
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Troubleshooting: Bacterial Transformation
Bacterial transformation is a routine procedure in molecular biology laboratories. After transforming a ligation reaction into Escherichia coli competent cells and plating the cells, you...
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A Quick Overview of Agrobacterium for Plant Transformation
Agrobacterium is nature’s genetic engineer. This bacterium has the ability to transfer a part of its DNA into the genome of the plant and uses...
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How to Choose Competent Cells
When browsing competent cells for your research, you might encounter some unfamiliar names of bacterial strains, terminology, and features. To help you choose your competent...
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Understanding Competent Cells for Bacterial Transformation
Transformation is a common method in molecular biology with many applications, including cloning, DNA sequencing, and DNA library construction. To perform transformation, you must use...
